unleashed-firmware/target_f1/Src/flipper_hal.c
aanper 0980775f01 WIP target lo
custom debug stream

run docker with project dir, specify dir to makefile

remove unused includes

fix broken F1
2020-08-17 18:23:28 +03:00

59 lines
No EOL
1.6 KiB
C

/*
Flipper devices inc.
GPIO and HAL implementations
*/
#include "main.h"
#include "flipper_hal.h"
void app_gpio_init(GpioPin gpio, GpioMode mode) {
if(gpio.pin != 0) {
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = gpio.pin;
GPIO_InitStruct.Pull = GPIO_NOPULL;
switch(mode) {
case GpioModeInput:
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
break;
case GpioModeOutput:
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
break;
case GpioModeOpenDrain:
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
break;
}
HAL_GPIO_Init(gpio.port, &GPIO_InitStruct);
}
}
// TODO delay from timer
void delay_us(uint32_t time) {
time *= 11.8;
while(time--) {}
}
void pwm_set(float value, float freq, TIM_HandleTypeDef* tim, uint32_t channel) {
tim->Init.CounterMode = TIM_COUNTERMODE_UP;
tim->Init.Period = (uint32_t)((SystemCoreClock/tim->Init.Prescaler)/freq);
tim->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
tim->Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
HAL_TIM_PWM_Init(tim);
TIM_OC_InitTypeDef sConfigOC;
sConfigOC.OCMode = TIM_OCMODE_PWM1;
sConfigOC.Pulse = (uint16_t)(291 * value);
sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
HAL_TIM_PWM_ConfigChannel(tim, &sConfigOC, channel);
HAL_TIM_PWM_Start(tim, channel);
}