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hoverboard-sideboard-hack-GD/Drivers/GD32F1x0_standard_peripheral/Source/gd32f1x0_timer.c
EmanuelFeru 836e321549 Initial commit
2020-02-07 14:57:44 +01:00

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/*!
\file gd32f1x0_timer.c
\brief TIMER driver
*/
/*
Copyright (C) 2017 GigaDevice
2014-12-26, V1.0.0, platform GD32F1x0(x=3,5)
2016-01-15, V2.0.0, platform GD32F1x0(x=3,5,7,9)
2016-04-30, V3.0.0, firmware update for GD32F1x0(x=3,5,7,9)
2017-06-19, V3.1.0, firmware update for GD32F1x0(x=3,5,7,9)
*/
#include "gd32f1x0_timer.h"
/*!
\brief deinit a timer
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_deinit(uint32_t timer_periph)
{
switch(timer_periph){
case TIMER0:
/* reset TIMER0 */
rcu_periph_reset_enable(RCU_TIMER0RST);
rcu_periph_reset_disable(RCU_TIMER0RST);
break;
case TIMER1:
/* reset TIMER1 */
rcu_periph_reset_enable(RCU_TIMER1RST);
rcu_periph_reset_disable(RCU_TIMER1RST);
break;
case TIMER2:
/* reset TIMER2 */
rcu_periph_reset_enable(RCU_TIMER2RST);
rcu_periph_reset_disable(RCU_TIMER2RST);
break;
case TIMER5:
/* reset TIMER5 */
rcu_periph_reset_enable(RCU_TIMER5RST);
rcu_periph_reset_disable(RCU_TIMER5RST);
break;
case TIMER13:
/* reset TIMER13 */
rcu_periph_reset_enable(RCU_TIMER13RST);
rcu_periph_reset_disable(RCU_TIMER13RST);
break;
case TIMER14:
/* reset TIMER14 */
rcu_periph_reset_enable(RCU_TIMER14RST);
rcu_periph_reset_disable(RCU_TIMER14RST);
break;
case TIMER15:
/* reset TIMER15 */
rcu_periph_reset_enable(RCU_TIMER15RST);
rcu_periph_reset_disable(RCU_TIMER15RST);
break;
case TIMER16:
/* reset TIMER16 */
rcu_periph_reset_enable(RCU_TIMER16RST);
rcu_periph_reset_disable(RCU_TIMER16RST);
break;
default:
break;
}
}
/*!
\brief initialize TIMER counter
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] initpara: init parameter struct
prescaler: prescaler value of the counter clock,0~65535
alignedmode: TIMER_COUNTER_EDGE,TIMER_COUNTER_CENTER_DOWN,TIMER_COUNTER_CENTER_UP,TIMER_COUNTER_CENTER_BOTH
counterdirection: TIMER_COUNTER_UP,TIMER_COUNTER_DOWN
period: counter auto reload value
clockdivision: TIMER_CKDIV_DIV1,TIMER_CKDIV_DIV2,TIMER_CKDIV_DIV4
repetitioncounter: counter repetition value,0~255
\param[out] none
\retval none
*/
void timer_init(uint32_t timer_periph, timer_parameter_struct* initpara)
{
/* configure the counter prescaler value */
TIMER_PSC(timer_periph) = (uint16_t)initpara->prescaler;
/* configure the counter direction and aligned mode */
if((TIMER0 == timer_periph) || (TIMER1 == timer_periph) || (TIMER2 == timer_periph)){
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_DIR|TIMER_CTL0_CAM);
TIMER_CTL0(timer_periph) |= (uint32_t)initpara->alignedmode;
TIMER_CTL0(timer_periph) |= (uint32_t)initpara->counterdirection;
}else{
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_DIR);
TIMER_CTL0(timer_periph) |= (uint32_t)initpara->counterdirection;
}
/* configure the autoreload value */
TIMER_CAR(timer_periph) = (uint32_t)initpara->period;
if((TIMER5 != timer_periph)){
/* reset the CKDIV bit */
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_CKDIV);
TIMER_CTL0(timer_periph) |= (uint32_t)initpara->clockdivision;
}
if((TIMER0 == timer_periph) || (TIMER14 == timer_periph) || (TIMER15 == timer_periph)|| (TIMER16 == timer_periph)){
/* configure the repetition counter value */
TIMER_CREP(timer_periph) = (uint32_t)initpara->repetitioncounter;
}
/* generate an update event */
TIMER_SWEVG(timer_periph) |= (uint32_t)TIMER_PSC_RELOAD_NOW;
}
/*!
\brief enable a timer
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_enable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_COUNTER_ENABLE;
}
/*!
\brief disable a timer
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_disable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) &= (uint32_t)TIMER_COUNTER_DISABLE;
}
/*!
\brief enable the auto reload shadow function
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_auto_reload_shadow_enable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) |= (uint32_t) TIMER_ARSE_ENABLE;
}
/*!
\brief disable the auto reload shadow function
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_auto_reload_shadow_disable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) &= (uint32_t) TIMER_ARSE_DISABLE;
}
/*!
\brief enable the update event
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_update_event_enable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) |= (uint32_t) TIMER_UPDIS_ENABLE;
}
/*!
\brief disable the update event
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_update_event_disable(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) &= (uint32_t) TIMER_UPDIS_DISABLE;
}
/*!
\brief set TIMER counter alignment mode
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[in] aligned:
\arg TIMER_COUNTER_EDGE: edge-aligned mode
\arg TIMER_COUNTER_CENTER_DOWN: center-aligned and counting down assert mode
\arg TIMER_COUNTER_CENTER_UP: center-aligned and counting up assert mode
\arg TIMER_COUNTER_CENTER_BOTH: center-aligned and counting up/down assert mode
\param[out] none
\retval none
*/
void timer_counter_alignment(uint32_t timer_periph, uint16_t aligned)
{
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_CAM);
TIMER_CTL0(timer_periph) |= (uint32_t)aligned;
}
/*!
\brief set TIMER counter up direction
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval none
*/
void timer_counter_up_direction(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_DIR);
TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_COUNTER_UP;
}
/*!
\brief set TIMER counter down direction
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[out] none
\retval none
*/
void timer_counter_down_direction(uint32_t timer_periph)
{
TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_DIR);
TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_COUNTER_DOWN;
}
/*!
\brief configure TIMER prescaler
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] prescaler: prescaler value
\param[in] pscreload: prescaler reload mode
\arg TIMER_PSC_RELOAD_NOW: the prescaler is loaded right now
\arg TIMER_PSC_RELOAD_UPDATE: the prescaler is loaded at the next update event
\param[out] none
\retval none
*/
void timer_prescaler_config(uint32_t timer_periph, uint16_t prescaler, uint8_t pscreload)
{
TIMER_PSC(timer_periph) = (uint32_t)prescaler;
if(TIMER_PSC_RELOAD_NOW == pscreload){
TIMER_SWEVG(timer_periph) |= (uint32_t)TIMER_SWEVG_UPG;
}
}
/*!
\brief configure TIMER repetition register value
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[in] repetition: the counter repetition value
\param[out] none
\retval none
*/
void timer_repetition_value_config(uint32_t timer_periph, uint16_t repetition)
{
TIMER_CREP(timer_periph) = (uint32_t)repetition;
}
/*!
\brief configure TIMER autoreload register value
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] autoreload: the counter auto-reload value
\param[out] none
\retval none
*/
void timer_autoreload_value_config(uint32_t timer_periph, uint16_t autoreload)
{
TIMER_CAR(timer_periph) = (uint32_t)autoreload;
}
/*!
\brief configure TIMER counter register value
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] counter: the counter value
\param[out] none
\retval none
*/
void timer_counter_value_config(uint32_t timer_periph, uint16_t counter)
{
TIMER_CNT(timer_periph) = (uint32_t)counter;
}
/*!
\brief read TIMER counter value
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval counter value
*/
uint32_t timer_counter_read(uint32_t timer_periph)
{
uint32_t count_value = 0U;
count_value = TIMER_CNT(timer_periph);
return (count_value);
}
/*!
\brief read TIMER prescaler value
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[out] none
\retval prescaler register value
*/
uint16_t timer_prescaler_read(uint32_t timer_periph)
{
uint16_t prescaler_value = 0U;
prescaler_value = (uint16_t)(TIMER_PSC(timer_periph));
return (prescaler_value);
}
/*!
\brief configure TIMER single pulse mode
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] spmode:
\arg TIMER_SP_MODE_SINGLE: single pulse mode
\arg TIMER_SP_MODE_REPETITIVE: repetitive pulse mode
\param[out] none
\retval none
*/
void timer_single_pulse_mode_config(uint32_t timer_periph, uint8_t spmode)
{
if(TIMER_SP_MODE_SINGLE == spmode){
TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_SPM;
}else if(TIMER_SP_MODE_REPETITIVE == spmode){
TIMER_CTL0(timer_periph) &= ~((uint32_t)TIMER_CTL0_SPM);
}else{
}
}
/*!
\brief configure TIMER update source
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] update:
\arg TIMER_UPDATE_SRC_GLOBAL: update generate by setting of UPG bit or the counter overflow/underflow,or the slave mode controller trigger
\arg TIMER_UPDATE_SRC_REGULAR: update generate only by counter overflow/underflow
\param[out] none
\retval none
*/
void timer_update_source_config(uint32_t timer_periph, uint8_t update)
{
if(TIMER_UPDATE_SRC_REGULAR == update){
TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_UPS;
}else if(update == TIMER_UPDATE_SRC_GLOBAL){
TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_UPS;
}else{
}
}
/*!
\brief enable the TIMER interrupt
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] interrupt: timer interrupt enable source
\arg TIMER_INT_UP: update interrupt enable
\arg TIMER_INT_CH0: channel 0 interrupt enable
\arg TIMER_INT_CH1: channel 1 interrupt enable
\arg TIMER_INT_CH2: channel 2 interrupt enable
\arg TIMER_INT_CH3: channel 3 interrupt enable
\arg TIMER_INT_CMT: commutation interrupt enable
\arg TIMER_INT_TRG: trigger interrupt enable
\arg TIMER_INT_BRK: break interrupt enable
\param[out] none
\retval none
*/
void timer_interrupt_enable(uint32_t timer_periph, uint32_t interrupt)
{
TIMER_DMAINTEN(timer_periph) |= (uint32_t) interrupt;
}
/*!
\brief disable the TIMER interrupt
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] interrupt: timer interrupt source enable
\arg TIMER_INT_UP: update interrupt enable
\arg TIMER_INT_CH0: channel 0 interrupt enable
\arg TIMER_INT_CH1: channel 1 interrupt enable
\arg TIMER_INT_CH2: channel 2 interrupt enable
\arg TIMER_INT_CH3: channel 3 interrupt enable
\arg TIMER_INT_CMT: commutation interrupt enable
\arg TIMER_INT_TRG: trigger interrupt enable
\arg TIMER_INT_BRK: break interrupt enable
\param[out] none
\retval none
*/
void timer_interrupt_disable(uint32_t timer_periph, uint32_t interrupt)
{
TIMER_DMAINTEN(timer_periph) &= (uint32_t)(~ interrupt);
}
/*!
\brief get timer interrupt flag
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] interrupt: the timer interrupt bits
\arg TIMER_INT_FLAG_UP: update interrupt flag
\arg TIMER_INT_FLAG_CH0: channel 0 interrupt flag
\arg TIMER_INT_FLAG_CH1: channel 1 interrupt flag
\arg TIMER_INT_FLAG_CH2: channel 2 interrupt flag
\arg TIMER_INT_FLAG_CH3: channel 3 interrupt flag
\arg TIMER_INT_FLAG_CMT: channel commutation interrupt flag
\arg TIMER_INT_FLAG_TRG: trigger interrupt flag
\arg TIMER_INT_FLAG_BRK: break interrupt flag
\param[out] none
\retval FlagStatus: SET or RESET
*/
FlagStatus timer_interrupt_flag_get(uint32_t timer_periph, uint32_t interrupt)
{
uint16_t intval = 0U, intenable = 0U;
intval = (uint16_t)(TIMER_INTF(timer_periph) & interrupt);
intenable = (uint16_t)(TIMER_DMAINTEN(timer_periph) & interrupt);
if(((uint16_t)RESET != intval ) && (((uint16_t)RESET) != intenable)){
return SET;
}else{
return RESET;
}
}
/*!
\brief clear TIMER interrupt flag
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] interrupt: the timer interrupt bits
\arg TIMER_INT_FLAG_UP: update interrupt flag
\arg TIMER_INT_FLAG_CH0: channel 0 interrupt flag
\arg TIMER_INT_FLAG_CH1: channel 1 interrupt flag
\arg TIMER_INT_FLAG_CH2: channel 2 interrupt flag
\arg TIMER_INT_FLAG_CH3: channel 3 interrupt flag
\arg TIMER_INT_FLAG_CMT: channel commutation interrupt flag
\arg TIMER_INT_FLAG_TRG: trigger interrupt flag
\arg TIMER_INT_FLAG_BRK: break interrupt flag
\param[out] none
\retval none
*/
void timer_interrupt_flag_clear(uint32_t timer_periph, uint32_t interrupt)
{
TIMER_INTF(timer_periph) &= (uint32_t)(~(uint32_t)interrupt);
}
/*!
\brief get TIMER flags
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] flag: the timer interrupt flags
\arg TIMER_FLAG_UP: update flag
\arg TIMER_FLAG_CH0: channel 0 flag
\arg TIMER_FLAG_CH1: channel 1 flag
\arg TIMER_FLAG_CH2: channel 2 flag
\arg TIMER_FLAG_CH3: channel 3 flag
\arg TIMER_FLAG_CMT: channel commutation flag
\arg TIMER_FLAG_TRG: trigger flag
\arg TIMER_FLAG_BRK: break flag
\arg TIMER_FLAG_CH0O: channel 0 overcapture flag
\arg TIMER_FLAG_CH1O: channel 1 overcapture flag
\arg TIMER_FLAG_CH2O: channel 2 overcapture flag
\arg TIMER_FLAG_CH3O: channel 3 overcapture flag
\param[out] none
\retval FlagStatus: SET or RESET
*/
FlagStatus timer_flag_get(uint32_t timer_periph, uint32_t flag)
{
if(((uint16_t)RESET) != ((uint16_t)(TIMER_INTF(timer_periph) & flag))){
return SET;
}else{
return RESET;
}
}
/*!
\brief clear TIMER flags
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] flag: the timer interrupt flags
\arg TIMER_FLAG_UP: update flag
\arg TIMER_FLAG_CH0: channel 0 flag
\arg TIMER_FLAG_CH1: channel 1 flag
\arg TIMER_FLAG_CH2: channel 2 flag
\arg TIMER_FLAG_CH3: channel 3 flag
\arg TIMER_FLAG_CMT: channel commutation flag
\arg TIMER_FLAG_TRG: trigger flag
\arg TIMER_FLAG_BRK: break flag
\arg TIMER_FLAG_CH0O: channel 0 overcapture flag
\arg TIMER_FLAG_CH1O: channel 1 overcapture flag
\arg TIMER_FLAG_CH2O: channel 2 overcapture flag
\arg TIMER_FLAG_CH3O: channel 3 overcapture flag
\param[out] none
\retval none
*/
void timer_flag_clear(uint32_t timer_periph, uint32_t flag)
{
TIMER_INTF(timer_periph) &= (uint32_t)(~(uint32_t)flag);
}
/*!
\brief enable the TIMER DMA
\param[in] timer_periph: TIMERx(x=0,1,2,5,14,15,16)
\param[in] dma: timer DMA source enable
\arg TIMER_DMA_UPD: update DMA enable
\arg TIMER_DMA_CH0D: channel 0 DMA enable
\arg TIMER_DMA_CH1D: channel 1 DMA enable
\arg TIMER_DMA_CH2D: channel 2 DMA enable
\arg TIMER_DMA_CH3D: channel 3 DMA enable
\arg TIMER_DMA_CMTD: channel commutation DMA request enable
\arg TIMER_DMA_TRGD: trigger DMA enable
\param[out] none
\retval none
*/
void timer_dma_enable(uint32_t timer_periph, uint16_t dma)
{
TIMER_DMAINTEN(timer_periph) |= (uint32_t) dma;
}
/*!
\brief disable the TIMER DMA
\param[in] timer_periph: TIMERx(x=0,1,2,5,14,15,16)
\param[in] dma: timer DMA source enable
\arg TIMER_DMA_UPD: update DMA enable
\arg TIMER_DMA_CH0D: channel 0 DMA enable
\arg TIMER_DMA_CH1D: channel 1 DMA enable
\arg TIMER_DMA_CH2D: channel 2 DMA enable
\arg TIMER_DMA_CH3D: channel 3 DMA enable
\arg TIMER_DMA_CMTD: channel commutation DMA request enable
\arg TIMER_DMA_TRGD: trigger DMA enable
\param[out] none
\retval none
*/
void timer_dma_disable(uint32_t timer_periph, uint16_t dma)
{
TIMER_DMAINTEN(timer_periph) &= ~(uint32_t)dma;
}
/*!
\brief channel DMA request source selection
\param[in] timer_periph: TIMERx(x=0,1,2,5,14,15,16)
\param[in] dma_request: channel DMA request source selection
\arg TIMER_DMAREQUEST_CHANNELEVENT: DMA request of channel y is sent when channel y event occurs
\arg TIMER_DMAREQUEST_UPDATEEVENT: DMA request of channel y is sent when update event occurs
\param[out] none
\retval none
*/
void timer_channel_dma_request_source_select(uint32_t timer_periph, uint8_t dma_request)
{
if(TIMER_DMAREQUEST_UPDATEEVENT == dma_request){
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_DMAS;
}else if(TIMER_DMAREQUEST_CHANNELEVENT == dma_request){
TIMER_CTL1(timer_periph) &= ~(uint32_t)TIMER_CTL1_DMAS;
}else{
}
}
/*!
\brief configure the TIMER DMA transfer
\param[in] timer_periph: TIMERx(x=0,1,2,5,14,15,16)
\param[in] dma_baseaddr:
\arg TIMER_DMACFG_DMATA_CTL0: DMA transfer address is TIMER_CTL0
\arg TIMER_DMACFG_DMATA_CTL1: DMA transfer address is TIMER_CTL1
\arg TIMER_DMACFG_DMATA_SMCFG: DMA transfer address is TIMER_SMCFG
\arg TIMER_DMACFG_DMATA_DMAINTEN: DMA transfer address is TIMER_DMAINTEN
\arg TIMER_DMACFG_DMATA_INTF: DMA transfer address is TIMER_INTF
\arg TIMER_DMACFG_DMATA_SWEVG: DMA transfer address is TIMER_SWEVG
\arg TIMER_DMACFG_DMATA_CHCTL0: DMA transfer address is TIMER_CHCTL0
\arg TIMER_DMACFG_DMATA_CHCTL1: DMA transfer address is TIMER_CHCTL1
\arg TIMER_DMACFG_DMATA_CHCTL2: DMA transfer address is TIMER_CHCTL2
\arg TIMER_DMACFG_DMATA_CNT: DMA transfer address is TIMER_CNT
\arg TIMER_DMACFG_DMATA_PSC: DMA transfer address is TIMER_PSC
\arg TIMER_DMACFG_DMATA_CAR: DMA transfer address is TIMER_CAR
\arg TIMER_DMACFG_DMATA_CREP: DMA transfer address is TIMER_CREP
\arg TIMER_DMACFG_DMATA_CH0CV: DMA transfer address is TIMER_CH0CV
\arg TIMER_DMACFG_DMATA_CH1CV: DMA transfer address is TIMER_CH1CV
\arg TIMER_DMACFG_DMATA_CH2CV: DMA transfer address is TIMER_CH2CV
\arg TIMER_DMACFG_DMATA_CH3CV: DMA transfer address is TIMER_CH3CV
\arg TIMER_DMACFG_DMATA_CCHP: DMA transfer address is TIMER_CCHP
\arg TIMER_DMACFG_DMATA_DMACFG: DMA transfer address is TIMER_DMACFG
\arg TIMER_DMACFG_DMATA_DMATB: DMA transfer address is TIMER_DMATB
\param[in] dma_lenth:
\arg TIMER_DMACFG_DMATC_xTRANSFER(x=1..18): DMA transfer x time
\param[out] none
\retval none
*/
void timer_dma_transfer_config(uint32_t timer_periph, uint32_t dma_baseaddr, uint32_t dma_lenth)
{
TIMER_DMACFG(timer_periph) &= (uint32_t)(~(TIMER_DMACFG_DMATA | TIMER_DMACFG_DMATC));
TIMER_DMACFG(timer_periph) |= (uint32_t)(dma_baseaddr | dma_lenth);
}
/*!
\brief software generate events
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] event: the timer software event generation sources
\arg TIMER_EVENT_SRC_UPG: update event generation
\arg TIMER_EVENT_SRC_CH0G: channel 0 capture or compare event generation
\arg TIMER_EVENT_SRC_CH1G: channel 1 capture or compare event generation
\arg TIMER_EVENT_SRC_CH2G: channel 2 capture or compare event generation
\arg TIMER_EVENT_SRC_CH3G: channel 3 capture or compare event generation
\arg TIMER_EVENT_SRC_CMTG: channel commutation event generation
\arg TIMER_EVENT_SRC_TRGG: trigger event generation
\arg TIMER_EVENT_SRC_BRKG: break event generation
\param[out] none
\retval none
*/
void timer_event_software_generate(uint32_t timer_periph, uint16_t event)
{
TIMER_SWEVG(timer_periph) |= (uint32_t)event;
}
/*!
\brief configure TIMER break function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[in] breakpara: TIMER break parameter struct
runoffstate: TIMER_ROS_STATE_ENABLE,TIMER_ROS_STATE_DISABLE
ideloffstate: TIMER_IOS_STATE_ENABLE,TIMER_IOS_STATE_DISABLE
deadtime: 0~255
breakpolarity: TIMER_BREAK_POLARITY_LOW,TIMER_BREAK_POLARITY_HIGH
outputautostate: TIMER_OUTAUTO_ENABLE,TIMER_OUTAUTO_DISABLE
protectmode: TIMER_CCHP_PROT_OFF,TIMER_CCHP_PROT_0,TIMER_CCHP_PROT_1,TIMER_CCHP_PROT_2
breakstate: TIMER_BREAK_ENABLE,TIMER_BREAK_DISABLE
\param[out] none
\retval none
*/
void timer_break_config(uint32_t timer_periph, timer_break_parameter_struct* breakpara)
{
TIMER_CCHP(timer_periph) = (uint32_t)(((uint32_t)breakpara->runoffstate) |
((uint32_t)breakpara->ideloffstate) |
((uint32_t)breakpara->deadtime) |
((uint32_t)breakpara->breakpolarity) |
((uint32_t)breakpara->outputautostate) |
((uint32_t)breakpara->protectmode) |
((uint32_t)breakpara->breakstate));
}
/*!
\brief enable TIMER break function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[out] none
\retval none
*/
void timer_break_enable(uint32_t timer_periph)
{
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_BREAK_ENABLE;
}
/*!
\brief disable TIMER break function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[out] none
\retval none
*/
void timer_break_disable(uint32_t timer_periph)
{
TIMER_CCHP(timer_periph) &= (uint32_t)TIMER_BREAK_DISABLE;
}
/*!
\brief enable TIMER output automatic function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[out] none
\retval none
*/
void timer_automatic_output_enable(uint32_t timer_periph)
{
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_OUTAUTO_ENABLE;
}
/*!
\brief disable TIMER output automatic function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[out] none
\retval none
*/
void timer_automatic_output_disable(uint32_t timer_periph)
{
TIMER_CCHP(timer_periph) &= (uint32_t)TIMER_OUTAUTO_DISABLE;
}
/*!
\brief configure TIMER primary output function
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[in] newvalue: ENABLE or DISABLE
\param[out] none
\retval none
*/
void timer_primary_output_config(uint32_t timer_periph,ControlStatus newvalue)
{
if(newvalue){
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_CCHP_POEN;
}else{
TIMER_CCHP(timer_periph) &= (uint32_t)(~ TIMER_CCHP_POEN);
}
}
/*!
\brief channel capture/compare control shadow register enable
\param[in] timer_periph: TIMERx(x=0,14,15,16)
\param[in] newvalue: ENABLE or DISABLE
\param[out] none
\retval none
*/
void timer_channel_control_shadow_config(uint32_t timer_periph, ControlStatus newvalue)
{
if(newvalue){
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_CCSE;
}else{
TIMER_CTL1(timer_periph) &= (uint32_t)(~TIMER_CTL1_CCSE);
}
}
/*!
\brief configure TIMER channel control shadow register update control
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[in] ccuctl: channel control shadow register update control
\arg TIMER_UPDATECTL_CCU: the shadow registers update by when CMTG bit is set
\arg TIMER_UPDATECTL_CCUTRI: the shadow registers update by when CMTG bit is set or an rising edge of TRGI occurs
\param[out] none
\retval none
*/
void timer_channel_control_shadow_update_config(uint32_t timer_periph, uint8_t ccuctl)
{
if(TIMER_UPDATECTL_CCU == ccuctl){
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_CCUC);
}else if(TIMER_UPDATECTL_CCUTRI == ccuctl){
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_CCUC;
}else{
}
}
/*!
\brief configure TIMER channel output function
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] ocpara: TIMER channeln output parameter struct
outputstate: TIMER_CCX_ENABLE,TIMER_CCX_DISABLE
outputnstate: TIMER_CCXN_ENABLE,TIMER_CCXN_DISABLE
ocpolarity: TIMER_OC_POLARITY_HIGH,TIMER_OC_POLARITY_LOW
ocnpolarity: TIMER_OCN_POLARITY_HIGH,TIMER_OCN_POLARITY_LOW
ocidlestate: TIMER_OC_IDLE_STATE_LOW,TIMER_OC_IDLE_STATE_HIGH
ocnidlestate: TIMER_OCN_IDLE_STATE_LOW,TIMER_OCN_IDLE_STATE_HIGH
\param[out] none
\retval none
*/
void timer_channel_output_config(uint32_t timer_periph, uint16_t channel, timer_oc_parameter_struct* ocpara)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
/* reset the CH0EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
/* set the CH0EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->outputstate;
/* reset the CH0P bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0P);
/* set the CH0P bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->ocpolarity;
if((TIMER0 == timer_periph) || (TIMER14 == timer_periph) || (TIMER15 == timer_periph) || (TIMER16 == timer_periph)){
/* reset the CH0NEN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0NEN);
/* set the CH0NEN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->outputnstate;
/* reset the CH0NP bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0NP);
/* set the CH0NP bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->ocnpolarity;
/* reset the ISO0 bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO0);
/* set the ISO0 bit */
TIMER_CTL1(timer_periph) |= (uint32_t)ocpara->ocidlestate;
/* reset the ISO0N bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO0N);
/* set the ISO0N bit */
TIMER_CTL1(timer_periph) |= (uint32_t)ocpara->ocnidlestate;
}
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
/* reset the CH1EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
/* set the CH1EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->outputstate << 4);
/* reset the CH1P bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1P);
/* set the CH1P bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocpolarity << 4);
if((TIMER0 == timer_periph)){
/* reset the CH1NEN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1NEN);
/* set the CH1NEN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->outputnstate << 4);
/* reset the CH1NP bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1NP);
/* set the CH1NP bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocnpolarity << 4);
/* reset the ISO1 bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO1);
/* set the ISO1 bit */
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocidlestate << 2);
/* reset the ISO1N bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO1N);
/* set the ISO1N bit */
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocnidlestate << 2);
}
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
/* reset the CH2EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2EN);
/* set the CH2EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->outputstate << 8);
/* reset the CH2P bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2P);
/* set the CH2P bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocpolarity << 8);
if((TIMER0 == timer_periph)){
/* reset the CH2NEN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2NEN);
/* set the CH2NEN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->outputnstate << 8);
/* reset the CH2NP bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2NP);
/* set the CH2NP bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocnpolarity << 8);
/* reset the ISO2 bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO2);
/* set the ISO2 bit */
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocidlestate << 4);
/* reset the ISO2N bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO2N);
/* set the ISO2N bit */
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocnidlestate << 4);
}
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
/* reset the CH3EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH3EN);
/* set the CH3EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->outputstate << 12);
/* reset the CH3P bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH3P);
/* set the CH3P bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocpolarity << 12);
if((TIMER0 == timer_periph)){
/* reset the ISO3 bit */
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_ISO3);
/* set the ISO3 bit */
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)ocpara->ocidlestate << 6);
}
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output compare mode
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] ocmode: channel output compare mode
\arg TIMER_OC_MODE_TIMING: timing mode
\arg TIMER_OC_MODE_ACTIVE: active mode
\arg TIMER_OC_MODE_INACTIVE: inactive mode
\arg TIMER_OC_MODE_TOGGLE: toggle mode
\arg TIMER_OC_MODE_LOW: force low mode
\arg TIMER_OC_MODE_HIGH: force high mode
\arg TIMER_OC_MODE_PWM0: PWM0 mode
\arg TIMER_OC_MODE_PWM1: PWM1 mode
\param[out] none
\retval none
*/
void timer_channel_output_mode_config(uint32_t timer_periph, uint16_t channel, uint16_t ocmode)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0COMCTL);
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocmode;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1COMCTL);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)ocmode << 8);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2COMCTL);
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocmode;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3COMCTL);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)ocmode << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output pulse value
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] pulse: channel output pulse value
\param[out] none
\retval none
*/
void timer_channel_output_pulse_value_config(uint32_t timer_periph, uint16_t channel, uint32_t pulse)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CH0CV(timer_periph) = (uint32_t)pulse;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CH1CV(timer_periph) = (uint32_t)pulse;
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CH2CV(timer_periph) = (uint32_t)pulse;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CH3CV(timer_periph) = (uint32_t)pulse;
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output shadow function
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] ocshadow: channel output shadow state
\arg TIMER_OC_SHADOW_ENABLE: channel output shadow state enable
\arg TIMER_OC_SHADOW_DISABLE: channel output shadow state disable
\param[out] none
\retval none
*/
void timer_channel_output_shadow_config(uint32_t timer_periph, uint16_t channel, uint16_t ocshadow)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0COMSEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocshadow;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1COMSEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)ocshadow << 8);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2COMSEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocshadow;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3COMSEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)ocshadow << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output fast function
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] ocfast: channel output fast function
\arg TIMER_OC_FAST_ENABLE: channel output fast function enable
\arg TIMER_OC_FAST_DISABLE: channel output fast function disable
\param[out] none
\retval none
*/
void timer_channel_output_fast_config(uint32_t timer_periph, uint16_t channel, uint16_t ocfast)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0COMFEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocfast;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1COMFEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)ocfast << 8);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2COMFEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocfast;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3COMFEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)ocfast << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output clear function
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] occlear: channel output clear function
\arg TIMER_OC_CLEAR_ENABLE: channel output clear function enable
\arg TIMER_OC_CLEAR_DISABLE: channel output clear function disable
\param[out] none
\retval none
*/
void timer_channel_output_clear_config(uint32_t timer_periph, uint16_t channel, uint16_t occlear)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0COMCEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)occlear;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1COMCEN);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)occlear << 8);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2COMCEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)occlear;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3COMCEN);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)occlear << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel output polarity
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] ocpolarity: channel output polarity
\arg TIMER_OC_POLARITY_HIGH: channel output polarity is high
\arg TIMER_OC_POLARITY_LOW: channel output polarity is low
\param[out] none
\retval none
*/
void timer_channel_output_polarity_config(uint32_t timer_periph, uint16_t channel, uint16_t ocpolarity)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0P);
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpolarity;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1P);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 4);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2P);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 8);
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH3P);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 12);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel complementary output polarity
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\param[in] ocnpolarity: channel complementary output polarity
\arg TIMER_OCN_POLARITY_HIGH: channel complementary output polarity is high
\arg TIMER_OCN_POLARITY_LOW: channel complementary output polarity is low
\param[out] none
\retval none
*/
void timer_channel_complementary_output_polarity_config(uint32_t timer_periph, uint16_t channel, uint16_t ocnpolarity)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0NP);
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocnpolarity;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1NP);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnpolarity << 4);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2NP);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnpolarity << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER OCPRE clear source selection
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[in] clear: OCPRE clear source
\arg TIMER_OCPRE_CLEAR_SOURCE_ETIF: OCPRE_CLR_INT is connected to ETIF
\arg TIMER_OCPRE_CLEAR_SOURCE_CLR: OCPRE_CLR_INT is connected to the OCPRE_CLR input
\param[out] none
\retval none
*/
void timer_ocpre_clear_source_config(uint32_t timer_periph, uint8_t ocpreclear)
{
if(TIMER_OCPRE_CLEAR_SOURCE_ETIF == ocpreclear){
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_OCRC;
}else if(TIMER_OCPRE_CLEAR_SOURCE_CLR == ocpreclear){
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_OCRC;
}else{
}
}
/*!
\brief configure TIMER channel enable state
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] state: TIMER channel enable state
\arg TIMER_CCX_ENABLE: channel enable
\arg TIMER_CCX_DISABLE: channel disable
\param[out] none
\retval none
*/
void timer_channel_output_state_config(uint32_t timer_periph, uint16_t channel, uint16_t state)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)state;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 4);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2EN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 8);
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH3EN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 12);
break;
default:
break;
}
}
/*!
\brief configure TIMER channel complementary output enable state
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\param[in] ocnstate: TIMER channel complementary output enable state
\arg TIMER_CCXN_ENABLE: channel complementary enable
\arg TIMER_CCXN_DISABLE: channel complementary disable
\param[out] none
\retval none
*/
void timer_channel_complementary_output_state_config(uint32_t timer_periph, uint16_t channel, uint16_t ocnstate)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0NEN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocnstate;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1NEN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnstate << 4);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2NEN);
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnstate << 8);
break;
default:
break;
}
}
/*!
\brief configure TIMER input capture parameter
\param[in] timer_periph: TIMERx(x=0,1,2,5,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] icpara: TIMER channel intput parameter struct
icpolarity: TIMER_IC_POLARITY_RISING,TIMER_IC_POLARITY_FALLING,TIMER_IC_POLARITY_BOTH_EDGE
icselection: TIMER_IC_SELECTION_DIRECTTI,TIMER_IC_SELECTION_INDIRECTTI,TIMER_IC_SELECTION_ITS
icprescaler: TIMER_IC_PSC_DIV1,TIMER_IC_PSC_DIV2,TIMER_IC_PSC_DIV4,TIMER_IC_PSC_DIV8
icfilter: 0~15
\param[out] none
\retval none
*/
void timer_input_capture_config(uint32_t timer_periph,uint16_t channel,timer_ic_parameter_struct* icpara)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
/* reset the CH0EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
/* reset the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH0P|TIMER_CHCTL2_CH0NP));
TIMER_CHCTL2(timer_periph) |= (uint32_t)(icpara->icpolarity);
/* reset the CH0MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0MS);
TIMER_CHCTL0(timer_periph) |= (uint32_t)(icpara->icselection);
/* reset the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0CAPFLT);
TIMER_CHCTL0(timer_periph) |= (uint32_t)(((uint32_t)icpara->icfilter << 4));
/* set the CH0EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
/* reset the CH1EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
/* reset the CH1P and CH1NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH1P|TIMER_CHCTL2_CH1NP));
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpara->icpolarity << 4);
/* reset the CH1MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1MS);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icpara->icselection << 8);
/* reset the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1CAPFLT);
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icpara->icfilter << 12);
/* set the CH1EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
/* reset the CH2EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH2EN);
/* reset the CH2P and CH2NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH2P|TIMER_CHCTL2_CH2NP));
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpara->icpolarity << 8);
/* reset the CH2MS bit */
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2MS);
TIMER_CHCTL1(timer_periph) |= (uint32_t)(icpara->icselection);
/* reset the CH2CAPFLT bit */
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH2CAPFLT);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)icpara->icfilter<< 4);
/* set the CH2EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH2EN;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
/* reset the CH3EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH3EN);
/* reset the CH3P bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH3P));
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpara->icpolarity << 12);
/* reset the CH3MS bit */
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3MS);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)icpara->icselection << 8);
/* reset the CH3CAPFLT bit */
TIMER_CHCTL1(timer_periph) &=(uint32_t)(~TIMER_CHCTL1_CH3CAPFLT);
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)icpara->icfilter << 12);
/* set the CH3EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH3EN;
break;
default:
break;
}
/* configure TIMER channel input capture prescaler value */
timer_channel_input_capture_prescaler_config(timer_periph, channel,(uint32_t)icpara->icprescaler);
}
/*!
\brief configure TIMER channel input capture prescaler value
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[in] prescaler: channel input capture prescaler value
\arg TIMER_IC_PSC_DIV1: no prescaler
\arg TIMER_IC_PSC_DIV2: divided by 2
\arg TIMER_IC_PSC_DIV4: divided by 4
\arg TIMER_IC_PSC_DIV8: divided by 8
\param[out] none
\retval none
*/
void timer_channel_input_capture_prescaler_config(uint32_t timer_periph, uint16_t channel, uint32_t prescaler)
{
switch(channel){
/* configure TIMER_CH_0 */
case TIMER_CH_0:
TIMER_CHCTL0(timer_periph) &= (uint32_t)(~ TIMER_CHCTL0_CH0CAPPSC);
TIMER_CHCTL0(timer_periph) |= (uint32_t)prescaler;
break;
/* configure TIMER_CH_1 */
case TIMER_CH_1:
TIMER_CHCTL0(timer_periph) &= (uint32_t)(~TIMER_CHCTL0_CH1CAPPSC);
TIMER_CHCTL0(timer_periph) |= (uint32_t)(prescaler << 8);
break;
/* configure TIMER_CH_2 */
case TIMER_CH_2:
TIMER_CHCTL1(timer_periph) &= (uint32_t)(~TIMER_CHCTL1_CH2CAPPSC);
TIMER_CHCTL1(timer_periph) |= (uint32_t)prescaler;
break;
/* configure TIMER_CH_3 */
case TIMER_CH_3:
TIMER_CHCTL1(timer_periph) &= (uint32_t)(~TIMER_CHCTL1_CH3CAPPSC);
TIMER_CHCTL1(timer_periph) |= (uint32_t)(prescaler << 8);
break;
default:
break;
}
}
/*!
\brief read TIMER channel capture compare register value
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,13,14,15,16))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\arg TIMER_CH_2: TIMER channel2(TIMERx(x=0,1,2))
\arg TIMER_CH_3: TIMER channel3(TIMERx(x=0,1,2))
\param[out] none
\retval channel capture compare register value
*/
uint32_t timer_channel_capture_value_register_read(uint32_t timer_periph, uint16_t channel)
{
uint32_t count_value=0U;
switch(channel){
case TIMER_CH_0:
count_value = TIMER_CH0CV(timer_periph);
break;
case TIMER_CH_1:
count_value = TIMER_CH1CV(timer_periph);
break;
case TIMER_CH_2:
count_value = TIMER_CH2CV(timer_periph);
break;
case TIMER_CH_3:
count_value = TIMER_CH3CV(timer_periph);
break;
default:
break;
}
return (count_value);
}
/*!
\brief configure TIMER input pwm capture function
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=0,1,2,14))
\arg TIMER_CH_1: TIMER channel1(TIMERx(x=0,1,2,14))
\param[in] icpwm:TIMER channel intput pwm parameter struct
icpolarity: TIMER_IC_POLARITY_RISING,TIMER_IC_POLARITY_FALLING
icselection: TIMER_IC_SELECTION_DIRECTTI,TIMER_IC_SELECTION_INDIRECTTI
icprescaler: TIMER_IC_PSC_DIV1,TIMER_IC_PSC_DIV2,TIMER_IC_PSC_DIV4,TIMER_IC_PSC_DIV8
icfilter: 0~15
\param[out] none
\retval none
*/
void timer_input_pwm_capture_config(uint32_t timer_periph, uint16_t channel, timer_ic_parameter_struct* icpwm)
{
uint16_t icpolarity = 0x0U;
uint16_t icselection = 0x0U;
if(TIMER_IC_POLARITY_RISING == icpwm->icpolarity){
icpolarity = TIMER_IC_POLARITY_FALLING;
}else{
icpolarity = TIMER_IC_POLARITY_RISING;
}
if(TIMER_IC_SELECTION_DIRECTTI == icpwm->icselection){
icselection = TIMER_IC_SELECTION_INDIRECTTI;
}else{
icselection = TIMER_IC_SELECTION_DIRECTTI;
}
if(TIMER_CH_0 == channel){
/* reset the CH0EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
/* reset the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH0P|TIMER_CHCTL2_CH0NP));
/* set the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) |= (uint32_t)(icpwm->icpolarity);
/* reset the CH0MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0MS);
/* set the CH0MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)(icpwm->icselection);
/* reset the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0CAPFLT);
/* set the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)(icpwm->icfilter);
/* set the CH0EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
/* configure TIMER channel input capture prescaler value */
timer_channel_input_capture_prescaler_config(timer_periph,TIMER_CH_0,(uint32_t)icpwm->icprescaler);
/* reset the CH1EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
/* reset the CH1P and CH1NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH1P|TIMER_CHCTL2_CH1NP));
/* set the CH1P and CH1NP bits */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpolarity << 4);
/* reset the CH1MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1MS);
/* set the CH1MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icselection << 8);
/* reset the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1CAPFLT);
/* set the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icpwm->icfilter << 8);
/* set the CH1EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
/* configure TIMER channel input capture prescaler value */
timer_channel_input_capture_prescaler_config(timer_periph,TIMER_CH_1,(uint32_t)icpwm->icprescaler);
}else{
/* reset the CH1EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
/* reset the CH1P and CH1NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH1P|TIMER_CHCTL2_CH1NP));
/* set the CH1P and CH1NP bits */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpwm->icpolarity << 4);
/* reset the CH1MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1MS);
/* set the CH1MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icpwm->icselection << 8);
/* reset the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1CAPFLT);
/* set the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icpwm->icfilter << 8);
/* set the CH1EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
/* configure TIMER channel input capture prescaler value */
timer_channel_input_capture_prescaler_config(timer_periph,TIMER_CH_1,(uint32_t)icpwm->icprescaler);
/* reset the CH0EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
/* reset the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH0P|TIMER_CHCTL2_CH0NP));
/* set the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) |= (uint32_t)icpolarity;
/* reset the CH0MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0MS);
/* set the CH0MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)icselection;
/* reset the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0CAPFLT);
/* set the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)icpwm->icfilter;
/* set the CH0EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
/* configure TIMER channel input capture prescaler value */
timer_channel_input_capture_prescaler_config(timer_periph,TIMER_CH_0,(uint32_t)icpwm->icprescaler);
}
}
/*!
\brief configure TIMER hall sensor mode
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] hallmode:
\arg TIMER_HALLINTERFACE_ENABLE: TIMER hall sensor mode enable
\arg TIMER_HALLINTERFACE_DISABLE: TIMER hall sensor mode disable
\param[out] none
\retval none
*/
void timer_hall_mode_config(uint32_t timer_periph, uint8_t hallmode)
{
if(TIMER_HALLINTERFACE_ENABLE == hallmode){
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_TI0S;
}else if(TIMER_HALLINTERFACE_DISABLE == hallmode){
TIMER_CTL1(timer_periph) &= ~(uint32_t)TIMER_CTL1_TI0S;
}else{
}
}
/*!
\brief select TIMER input trigger source
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] intrigger:
\arg TIMER_SMCFG_TRGSEL_ITI0: internal trigger 0
\arg TIMER_SMCFG_TRGSEL_ITI1: internal trigger 1
\arg TIMER_SMCFG_TRGSEL_ITI2: internal trigger 2
\arg TIMER_SMCFG_TRGSEL_ITI3: internal trigger 3
\arg TIMER_SMCFG_TRGSEL_CI0F_ED: TI0 edge detector
\arg TIMER_SMCFG_TRGSEL_CI0FE0: filtered TIMER input 0
\arg TIMER_SMCFG_TRGSEL_CI1FE1: filtered TIMER input 1
\arg TIMER_SMCFG_TRGSEL_ETIFP: external trigger
\param[out] none
\retval none
*/
void timer_input_trigger_source_select(uint32_t timer_periph,uint32_t intrigger)
{
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_TRGS);
TIMER_SMCFG(timer_periph) |= (uint32_t)intrigger;
}
/*!
\brief select TIMER master mode output trigger source
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] outrigger:
\arg TIMER_TRI_OUT_SRC_RESET: the UPG bit as trigger output
\arg TIMER_TRI_OUT_SRC_ENABLE: the counter enable signal TIMER_CTL0_CEN as trigger output
\arg TIMER_TRI_OUT_SRC_UPDATE: update event as trigger output
\arg TIMER_TRI_OUT_SRC_CH0: a capture or a compare match occurred in channal0 as trigger output TRGO
\arg TIMER_TRI_OUT_SRC_O0CPRE: O0CPRE as trigger output
\arg TIMER_TRI_OUT_SRC_O1CPRE: O1CPRE as trigger output
\arg TIMER_TRI_OUT_SRC_O2CPRE: O2CPRE as trigger output
\arg TIMER_TRI_OUT_SRC_O3CPRE: O3CPRE as trigger output
\param[out] none
\retval none
*/
void timer_master_output_trigger_source_select(uint32_t timer_periph, uint32_t outrigger)
{
TIMER_CTL1(timer_periph) &=(uint32_t)(~TIMER_CTL1_MMC);
TIMER_CTL1(timer_periph) |= (uint32_t)outrigger;
}
/*!
\brief select TIMER slave mode
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] slavemode:
\arg TIMER_SLAVE_MODE_DISABLE: slave mode disable
\arg TIMER_ENCODER_MODE0: encoder mode 0
\arg TIMER_ENCODER_MODE1: encoder mode 1
\arg TIMER_ENCODER_MODE2: encoder mode 2
\arg TIMER_SLAVE_MODE_RESTART: restart mode
\arg TIMER_SLAVE_MODE_PAUSE: pause mode
\arg TIMER_SLAVE_MODE_EVENT: event mode
\arg TIMER_SLAVE_MODE_EXTERNAL0: external clock mode 0.
\param[out] none
\retval none
*/
void timer_slave_mode_select(uint32_t timer_periph,uint32_t slavemode)
{
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_SMC);
TIMER_SMCFG(timer_periph) |= (uint32_t)slavemode;
}
/*!
\brief configure TIMER master slave mode
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] masterslave:
\arg TIMER_MASTER_SLAVE_MODE_ENABLE: master slave mode enable
\arg TIMER_MASTER_SLAVE_MODE_DISABLE: master slave mode disable
\param[out] none
\retval none
*/
void timer_master_slave_mode_config(uint32_t timer_periph, uint8_t masterslave)
{
if(TIMER_MASTER_SLAVE_MODE_ENABLE == masterslave){
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_MSM;
}else if(TIMER_MASTER_SLAVE_MODE_DISABLE == masterslave){
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_MSM;
}else{
}
}
/*!
\brief configure TIMER external trigger input
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] extprescaler:
\arg TIMER_EXT_TRI_PSC_OFF: no divided
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
\param[in] expolarity:
\arg TIMER_ETP_FALLING: active low or falling edge active
\arg TIMER_ETP_RISING: active high or rising edge active
\param[in] extfilter: a value between 0x00 and 0x0F
\param[out] none
\retval none
*/
void timer_external_trigger_config(uint32_t timer_periph, uint32_t extprescaler, uint32_t expolarity, uint32_t extfilter)
{
TIMER_SMCFG(timer_periph) &=(uint32_t)(~(TIMER_SMCFG_ETP|TIMER_SMCFG_ETPSC|TIMER_SMCFG_ETFC));
TIMER_SMCFG(timer_periph) |= (uint32_t)(extprescaler|expolarity);
TIMER_SMCFG(timer_periph) |= (uint32_t)(extfilter << (uint16_t)8);
}
/*!
\brief configure TIMER quadrature decoder mode
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] decomode:
\arg TIMER_ENCODER_MODE0: counter counts on CI0FE0 edge depending on CI1FE1 level
\arg TIMER_ENCODER_MODE1: counter counts on CI1FE1 edge depending on CI0FE0 level
\arg TIMER_ENCODER_MODE2: counter counts on both CI0FE0 and CI1FE1 edges depending on the level of the other input
\param[in] ic0polarity:
\arg TIMER_IC_POLARITY_RISING: capture rising edge
\arg TIMER_IC_POLARITY_FALLING: capture falling edge
\param[in] ic1polarity:
\arg TIMER_IC_POLARITY_RISING: capture rising edge
\arg TIMER_IC_POLARITY_FALLING: capture falling edge
\param[out] none
\retval none
*/
void timer_quadrature_decoder_mode_config(uint32_t timer_periph, uint32_t decomode, uint16_t ic0polarity, uint16_t ic1polarity)
{
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_SMC);
TIMER_SMCFG(timer_periph) |= (uint32_t)decomode;
TIMER_CHCTL0(timer_periph) &= (uint32_t)(((uint32_t)(~TIMER_CHCTL0_CH0MS))&((uint32_t)(~TIMER_CHCTL0_CH1MS)));
TIMER_CHCTL0(timer_periph) |= (uint32_t)(TIMER_IC_SELECTION_DIRECTTI|((uint32_t)TIMER_IC_SELECTION_DIRECTTI << 8));
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH0P|TIMER_CHCTL2_CH0NP));
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH1P|TIMER_CHCTL2_CH1NP));
TIMER_CHCTL2(timer_periph) |= (uint32_t)(ic0polarity|((uint32_t)ic1polarity << 4U));
}
/*!
\brief configure TIMER internal clock mode
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[out] none
\retval none
*/
void timer_internal_clock_config(uint32_t timer_periph)
{
TIMER_SMCFG(timer_periph) &= (uint32_t)TIMER_SLAVE_MODE_DISABLE;
}
/*!
\brief configure TIMER the internal trigger as external clock input
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] intrigger:
\arg TIMER_SMCFG_TRGSEL_ITI0: internal trigger 0
\arg TIMER_SMCFG_TRGSEL_ITI1: internal trigger 1
\arg TIMER_SMCFG_TRGSEL_ITI2: internal trigger 2
\arg TIMER_SMCFG_TRGSEL_ITI3: internal trigger 3
\param[out] none
\retval none
*/
void timer_internal_trigger_as_external_clock_config(uint32_t timer_periph, uint32_t intrigger)
{
timer_input_trigger_source_select(timer_periph, intrigger);
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_SMC;
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SLAVE_MODE_EXTERNAL0;
}
/*!
\brief configure TIMER the external trigger as external clock input
\param[in] timer_periph: TIMERx(x=0,1,2,14)
\param[in] extrigger:
\arg TIMER_SMCFG_TRGSEL_CI0F_ED: TI0 edge detector
\arg TIMER_SMCFG_TRGSEL_CI0FE0: filtered TIMER input 0
\arg TIMER_SMCFG_TRGSEL_CI1FE1: filtered TIMER input 1
\param[in] expolarity:
\arg TIMER_IC_POLARITY_RISING: active low or falling edge active
\arg TIMER_IC_POLARITY_FALLING: active high or rising edge active
\param[in] extfilter: a value between 0 and 15
\param[out] none
\retval none
*/
void timer_external_trigger_as_external_clock_config(uint32_t timer_periph, uint32_t extrigger, uint16_t expolarity, uint32_t extfilter)
{
if(TIMER_SMCFG_TRGSEL_CI1FE1 == extrigger){
/* reset the CH1EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH1EN);
/* reset the CH1NP bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH1P|TIMER_CHCTL2_CH1NP));
/* set the CH1NP bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)expolarity << 4U);
/* reset the CH1MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1MS);
/* set the CH1MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)TIMER_IC_SELECTION_DIRECTTI << 8U);
/* reset the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH1CAPFLT);
/* set the CH1CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)(extfilter << 8U);
/* set the CH1EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
}else{
/* reset the CH0EN bit */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~TIMER_CHCTL2_CH0EN);
/* reset the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) &=(uint32_t)(~(TIMER_CHCTL2_CH0P|TIMER_CHCTL2_CH0NP));
/* set the CH0P and CH0NP bits */
TIMER_CHCTL2(timer_periph) |= (uint32_t)expolarity;
/* reset the CH0MS bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0MS);
/* set the CH0MS bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)TIMER_IC_SELECTION_DIRECTTI;
/* reset the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) &=(uint32_t)(~TIMER_CHCTL0_CH0CAPFLT);
/* reset the CH0CAPFLT bit */
TIMER_CHCTL0(timer_periph) |= (uint32_t)extfilter;
/* set the CH0EN bit */
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
}
/* select TIMER input trigger source */
timer_input_trigger_source_select(timer_periph, extrigger);
/* reset the SMC bit */
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_SMC);
/* set the SMC bit */
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SLAVE_MODE_EXTERNAL0;
}
/*!
\brief configure TIMER the external clock mode0
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[in] extprescaler:
\arg TIMER_EXT_TRI_PSC_OFF: no divided
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
\param[in] expolarity:
\arg TIMER_ETP_FALLING: active low or falling edge active
\arg TIMER_ETP_RISING: active high or rising edge active
\param[in] extfilter: a value between 0 and 15
\param[out] none
\retval none
*/
void timer_external_clock_mode0_config(uint32_t timer_periph, uint32_t extprescaler, uint32_t expolarity, uint32_t extfilter)
{
/* configure TIMER external trigger input */
timer_external_trigger_config(timer_periph, extprescaler, expolarity, extfilter);
/* reset the SMC bit */
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_SMC);
/* set the SMC bit */
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SLAVE_MODE_EXTERNAL0;
/* reset the TRGS bit */
TIMER_SMCFG(timer_periph) &=(uint32_t)(~TIMER_SMCFG_TRGS);
/* set the TRGS bit */
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_TRGSEL_ETIFP;
}
/*!
\brief configure TIMER the external clock mode1
\param[in] timer_periph: TIMERx(x=0,1,2)
\param[in] extprescaler:
\arg TIMER_EXT_TRI_PSC_OFF: no divided
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
\param[in] expolarity:
\arg TIMER_ETP_FALLING: active low or falling edge active
\arg TIMER_ETP_RISING: active high or rising edge active
\param[in] extfilter: a value between 0 and 15
\param[out] none
\retval none
*/
void timer_external_clock_mode1_config(uint32_t timer_periph, uint32_t extprescaler,
uint32_t expolarity, uint32_t extfilter)
{
/* configure TIMER external trigger input */
timer_external_trigger_config(timer_periph, extprescaler, expolarity, extfilter);
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_SMC1;
}
/*!
\brief disable TIMER the external clock mode1
\param[in] timer_periph: TIMERx(x=0..4,7)
\param[out] none
\retval none
*/
void timer_external_clock_mode1_disable(uint32_t timer_periph)
{
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_SMC1;
}
/*!
\brief configure TIMER13 channel0 remap function
\param[in] timer_periph: TIMERx(x=13)
\param[in] channel:
\arg TIMER_CH_0: TIMER channel0(TIMERx(x=13))
\param[in] remap:
\arg TIMER_IRMP_CI0_RMP_GPIO: channel 0 input is connected to GPIO
\arg TIMER_IRMP_CI0_RTCCLK: channel 0 input is connected to the RTCCLK
\arg TIMER_IRMP_CI0_HXTALDIV32: channel 0 input is connected to HXTAL/32 clock
\arg TIMER_IRMP_CI0_CKOUTSEL: channel 0 input is connected to CKOUTSEL
\param[out] none
\retval none
*/
void timer_channel_remap_config(uint32_t timer_periph, uint16_t channel, uint32_t remap)
{
if(TIMER_CH_0 == channel){
TIMER_IRMP(timer_periph) = (uint32_t)remap;
}
}
#ifdef GD32F170_190
/*!
\brief configure TIMER cc register selection
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] ccsel:
\arg TIMER_CHVSEL_DISABLE: write CHxVAL register selection disable
\arg TIMER_CHVSEL_ENABLE: write CHxVAL register selection enable
\param[out] none
\retval none
*/
void timer_write_cc_register_config(uint32_t timer_periph, uint32_t ccsel)
{
if(ccsel){
TIMER_CFG(timer_periph) |= (uint32_t)ccsel;
}else{
TIMER_CFG(timer_periph) &= (uint32_t)ccsel;
}
}
/*!
\brief configure TIMER output value selection
\param[in] timer_periph: TIMERx(x=0,1,2,13,14,15,16)
\param[in] outsel:
\arg TIMER_OUTSEL_DISABLE: output value selection disable
\arg TIMER_OUTSEL_ENABLE: output value selection enable
\param[out] none
\retval none
*/
void timer_output_value_selection_config(uint32_t timer_periph, uint32_t outsel)
{
if(outsel){
TIMER_CFG(timer_periph) |= (uint32_t)outsel;
}else{
TIMER_CFG(timer_periph) &= (uint32_t)outsel;
}
}
#endif /* GD32F170_190 */
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