feat: add separate pwm examples for py32f002a

This commit is contained in:
IOsetting 2023-04-05 09:36:08 +08:00
parent a69d66b08e
commit caa0f4e96b
8 changed files with 348 additions and 0 deletions

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/***
* Demo: TIM1 PWM output
*
* Board: PY32F002AF15P
*/
#include "main.h"
#include "py32f0xx_bsp_clock.h"
#include "py32f0xx_bsp_printf.h"
static void APP_TIM1Config(void);
static void APP_PWMChannelConfig(void);
int main(void)
{
BSP_RCC_HSI_24MConfig();
BSP_USART_Config(115200);
printf("PY32F002AF15P TIM1 PWM Demo\r\nClock: %ld\r\n", SystemCoreClock);
APP_TIM1Config();
APP_PWMChannelConfig();
while (1);
}
static void APP_PWMChannelConfig(void)
{
LL_GPIO_InitTypeDef GPIO_InitTypeDef;
LL_TIM_OC_InitTypeDef TIM_OC_Initstruct;
LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOA | LL_IOP_GRP1_PERIPH_GPIOB);
/* PA0:AF13->TIM1_CH3, PA1:AF13->TIM1_CH4 */
GPIO_InitTypeDef.Pin = LL_GPIO_PIN_0 | LL_GPIO_PIN_1;
GPIO_InitTypeDef.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitTypeDef.Alternate = LL_GPIO_AF_13;
LL_GPIO_Init(GPIOA, &GPIO_InitTypeDef);
/* PB3:AF1->TIM1_CH2 */
GPIO_InitTypeDef.Pin = LL_GPIO_PIN_3;
GPIO_InitTypeDef.Alternate = LL_GPIO_AF_1;
LL_GPIO_Init(GPIOB, &GPIO_InitTypeDef);
TIM_OC_Initstruct.OCMode = LL_TIM_OCMODE_PWM2;
TIM_OC_Initstruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_Initstruct.OCPolarity = LL_TIM_OCPOLARITY_HIGH;
TIM_OC_Initstruct.OCIdleState = LL_TIM_OCIDLESTATE_LOW;
/* Set channel compare values */
TIM_OC_Initstruct.CompareValue = 250;
LL_TIM_OC_Init(TIM1, LL_TIM_CHANNEL_CH4, &TIM_OC_Initstruct);
TIM_OC_Initstruct.CompareValue = 500;
LL_TIM_OC_Init(TIM1, LL_TIM_CHANNEL_CH2, &TIM_OC_Initstruct);
TIM_OC_Initstruct.CompareValue = 750;
LL_TIM_OC_Init(TIM1, LL_TIM_CHANNEL_CH3, &TIM_OC_Initstruct);
}
static void APP_TIM1Config(void)
{
LL_TIM_InitTypeDef TIM1CountInit = {0};
LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_TIM1);
TIM1CountInit.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
TIM1CountInit.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM1CountInit.Prescaler = 2400-1;
/* PWM period = 1000 */
TIM1CountInit.Autoreload = 1000-1;
TIM1CountInit.RepetitionCounter = 0;
LL_TIM_Init(TIM1,&TIM1CountInit);
LL_TIM_EnableAllOutputs(TIM1);
LL_TIM_EnableCounter(TIM1);
}
void APP_ErrorHandler(void)
{
while (1);
}

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#ifndef __MAIN_H
#define __MAIN_H
#ifdef __cplusplus
extern "C" {
#endif
#include "py32f0xx_ll_adc.h"
#include "py32f0xx_ll_bus.h"
#include "py32f0xx_ll_cortex.h"
#include "py32f0xx_ll_dma.h"
#include "py32f0xx_ll_exti.h"
#include "py32f0xx_ll_gpio.h"
#include "py32f0xx_ll_pwr.h"
#include "py32f0xx_ll_rcc.h"
#include "py32f0xx_ll_system.h"
#include "py32f0xx_ll_tim.h"
#include "py32f0xx_ll_utils.h"
#ifdef __cplusplus
}
#endif
#endif /* __MAIN_H */

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#include "main.h"
#include "py32f0xx_it.h"
/**
* @brief This function handles Non maskable interrupt.
*/
void NMI_Handler(void)
{
}
/**
* @brief This function handles Hard fault interrupt.
*/
void HardFault_Handler(void)
{
while (1)
{
}
}
/**
* @brief This function handles System service call via SWI instruction.
*/
void SVC_Handler(void)
{
}
/**
* @brief This function handles Pendable request for system service.
*/
void PendSV_Handler(void)
{
}
/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void)
{
}

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#ifndef __PY32F0XX_IT_H
#define __PY32F0XX_IT_H
#ifdef __cplusplus
extern "C" {
#endif
void NMI_Handler(void);
void HardFault_Handler(void);
void SVC_Handler(void);
void PendSV_Handler(void);
void SysTick_Handler(void);
#ifdef __cplusplus
}
#endif
#endif /* __PY32F0XX_IT_H */

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/***
* Demo: TIM1 PWM Complementary
*
* Board: PY32F002AF15P
*
* PB3:AF1-> TIM1_CH2, PB0:AF2-> TIM1_CH2N
* PB6:AF1-> TIM1_CH3, PB1:AF2-> TIM1_CH3N
*/
#include "main.h"
#include "py32f0xx_bsp_clock.h"
#include "py32f0xx_bsp_printf.h"
static void APP_PWMChannelConfig(void);
static void APP_TIM1BaseConfig(void);
int main(void)
{
uint16_t comp1 = 1000, comp2 = 0;
BSP_RCC_HSI_24MConfig();
BSP_USART_Config(115200);
printf("TIM1 PWM Complementary Demo\r\nClock: %ld \r\n", SystemCoreClock);
APP_TIM1BaseConfig();
APP_PWMChannelConfig();
while (1)
{
/* Change the duty cycle of CH2 and CH3 */
LL_TIM_OC_SetCompareCH2(TIM1, comp1--);
LL_TIM_OC_SetCompareCH3(TIM1, comp2++);
if (comp1 == 0) comp1 = 1000;
if (comp2 == 1000) comp2 = 0;
LL_mDelay(1);
}
}
static void APP_PWMChannelConfig(void)
{
LL_GPIO_InitTypeDef GPIO_InitTypeDef;
LL_TIM_OC_InitTypeDef TIM_OC_Initstruct;
LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOB);
/**
* PB3:AF1-> TIM1_CH2
* PB6:AF1-> TIM1_CH3
*/
GPIO_InitTypeDef.Pin = LL_GPIO_PIN_3|LL_GPIO_PIN_6;
GPIO_InitTypeDef.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitTypeDef.Alternate = LL_GPIO_AF_1;
LL_GPIO_Init(GPIOB, &GPIO_InitTypeDef);
/**
* PB0:AF2-> TIM1_CH2N
* PB1:AF2-> TIM1_CH3N
*/
GPIO_InitTypeDef.Pin = LL_GPIO_PIN_0|LL_GPIO_PIN_1;
GPIO_InitTypeDef.Alternate = LL_GPIO_AF_2;
LL_GPIO_Init(GPIOB, &GPIO_InitTypeDef);
TIM_OC_Initstruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_Initstruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_Initstruct.OCPolarity = LL_TIM_OCPOLARITY_HIGH;
TIM_OC_Initstruct.OCIdleState = LL_TIM_OCIDLESTATE_LOW;
TIM_OC_Initstruct.OCNState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_Initstruct.OCNPolarity = LL_TIM_OCPOLARITY_HIGH;
TIM_OC_Initstruct.OCNIdleState = LL_TIM_OCIDLESTATE_LOW;
TIM_OC_Initstruct.CompareValue = 500;
LL_TIM_OC_Init(TIM1,LL_TIM_CHANNEL_CH2,&TIM_OC_Initstruct);
TIM_OC_Initstruct.CompareValue = 950;
LL_TIM_OC_Init(TIM1,LL_TIM_CHANNEL_CH3,&TIM_OC_Initstruct);
}
static void APP_TIM1BaseConfig(void)
{
LL_TIM_InitTypeDef TIM1CountInit;
LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_TIM1);
TIM1CountInit.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
TIM1CountInit.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM1CountInit.Prescaler = 24-1;
TIM1CountInit.Autoreload = 1000-1;
TIM1CountInit.RepetitionCounter = 0;
LL_TIM_Init(TIM1,&TIM1CountInit);
LL_TIM_EnableAllOutputs(TIM1);
LL_TIM_EnableCounter(TIM1);
}
void APP_ErrorHandler(void)
{
while (1);
}
#ifdef USE_FULL_ASSERT
void assert_failed(uint8_t *file, uint32_t line)
{
while (1);
}
#endif /* USE_FULL_ASSERT */

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#ifndef __MAIN_H
#define __MAIN_H
#ifdef __cplusplus
extern "C" {
#endif
#include "py32f0xx_ll_adc.h"
#include "py32f0xx_ll_bus.h"
#include "py32f0xx_ll_cortex.h"
#include "py32f0xx_ll_dma.h"
#include "py32f0xx_ll_exti.h"
#include "py32f0xx_ll_gpio.h"
#include "py32f0xx_ll_pwr.h"
#include "py32f0xx_ll_rcc.h"
#include "py32f0xx_ll_system.h"
#include "py32f0xx_ll_tim.h"
#include "py32f0xx_ll_utils.h"
void APP_ErrorHandler(void);
#ifdef __cplusplus
}
#endif
#endif /* __MAIN_H */

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#include "main.h"
#include "py32f0xx_it.h"
/**
* @brief This function handles Non maskable interrupt.
*/
void NMI_Handler(void)
{
}
/**
* @brief This function handles Hard fault interrupt.
*/
void HardFault_Handler(void)
{
while (1)
{
}
}
/**
* @brief This function handles System service call via SWI instruction.
*/
void SVC_Handler(void)
{
}
/**
* @brief This function handles Pendable request for system service.
*/
void PendSV_Handler(void)
{
}
/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void)
{
}

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#ifndef __PY32F0XX_IT_H
#define __PY32F0XX_IT_H
#ifdef __cplusplus
extern "C" {
#endif
void NMI_Handler(void);
void HardFault_Handler(void);
void SVC_Handler(void);
void PendSV_Handler(void);
void SysTick_Handler(void);
#ifdef __cplusplus
}
#endif
#endif /* __PY32F0XX_IT_H */