mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-23 11:13:09 +00:00
51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
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#include "api-hal-pwm.h"
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void hal_pwm_set(float value, float freq, TIM_HandleTypeDef* tim, uint32_t channel) {
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tim->Init.CounterMode = TIM_COUNTERMODE_UP;
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tim->Init.Period = (uint32_t)((SystemCoreClock / (tim->Init.Prescaler + 1)) / freq) - 1;
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tim->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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tim->Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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HAL_TIM_PWM_Init(tim);
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TIM_OC_InitTypeDef sConfigOC;
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sConfigOC.OCMode = TIM_OCMODE_PWM1;
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sConfigOC.Pulse = (uint16_t)(tim->Init.Period * value);
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sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
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sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
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sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
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sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
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HAL_TIM_PWM_ConfigChannel(tim, &sConfigOC, channel);
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HAL_TIM_PWM_Start(tim, channel);
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}
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void hal_pwmn_set(float value, float freq, TIM_HandleTypeDef* tim, uint32_t channel) {
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tim->Init.CounterMode = TIM_COUNTERMODE_UP;
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tim->Init.Period = (uint32_t)((SystemCoreClock / (tim->Init.Prescaler + 1)) / freq) - 1;
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tim->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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tim->Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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HAL_TIM_PWM_Init(tim);
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TIM_OC_InitTypeDef sConfigOC;
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sConfigOC.OCMode = TIM_OCMODE_PWM1;
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sConfigOC.Pulse = (uint16_t)(tim->Init.Period * value);
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sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
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sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
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sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
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sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
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HAL_TIM_PWM_ConfigChannel(tim, &sConfigOC, channel);
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HAL_TIMEx_PWMN_Start(tim, channel);
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}
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void hal_pwm_stop(TIM_HandleTypeDef* tim, uint32_t channel) {
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HAL_TIM_PWM_Stop(tim, channel);
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}
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void hal_pwmn_stop(TIM_HandleTypeDef* tim, uint32_t channel) {
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HAL_TIMEx_PWMN_Stop(tim, channel);
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}
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