3114a2d4b8
* Add cscope db generation * Add api-hal-irda, TIM2: HAL->LL * Add libirda: pwm decoding * Universal state machine * Add irda decoder library * Move IRDA capture to standalone tool * Add encoder/decoder samsung32, NEC, fix bugs * Port current App to new Irda lib * Fix clang format for test data * Port IRDA api-hal to f6 Co-authored-by: あく <alleteam@gmail.com>
115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
#include "cmsis_os.h"
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#include "api-hal-tim_i.h"
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#include "api-hal-irda.h"
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#include <stm32wbxx_ll_tim.h>
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#include <stm32wbxx_ll_gpio.h>
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#include <stdio.h>
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#include <furi.h>
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#include "main.h"
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#include "api-hal-pwm.h"
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static struct{
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TimerISRCallback callback;
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void *ctx;
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} timer_irda;
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void api_hal_irda_tim_isr(TimerIRQSource source)
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{
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uint32_t duration = 0;
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bool level = 0;
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switch (source) {
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case TimerIRQSourceCCI1:
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duration = LL_TIM_OC_GetCompareCH1(TIM2);
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LL_TIM_SetCounter(TIM2, 0);
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level = 1;
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break;
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case TimerIRQSourceCCI2:
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duration = LL_TIM_OC_GetCompareCH2(TIM2);
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LL_TIM_SetCounter(TIM2, 0);
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level = 0;
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break;
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default:
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furi_check(0);
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}
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if (timer_irda.callback)
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timer_irda.callback(timer_irda.ctx, level, duration);
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}
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void api_hal_irda_rx_irq_init(void)
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{
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LL_TIM_InitTypeDef TIM_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* Peripheral clock enable */
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LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_TIM2);
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LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA);
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/**TIM2 GPIO Configuration
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PA0 ------> TIM2_CH1
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*/
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GPIO_InitStruct.Pin = LL_GPIO_PIN_0;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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GPIO_InitStruct.Alternate = LL_GPIO_AF_1;
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LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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TIM_InitStruct.Prescaler = 64 - 1;
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TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
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TIM_InitStruct.Autoreload = 0xFFFFFFFF;
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TIM_InitStruct.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
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LL_TIM_Init(TIM2, &TIM_InitStruct);
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LL_TIM_SetClockSource(TIM2, LL_TIM_CLOCKSOURCE_INTERNAL);
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LL_TIM_EnableARRPreload(TIM2);
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LL_TIM_SetTriggerOutput(TIM2, LL_TIM_TRGO_RESET);
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LL_TIM_DisableMasterSlaveMode(TIM2);
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LL_TIM_IC_SetActiveInput(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_ACTIVEINPUT_DIRECTTI);
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LL_TIM_IC_SetPrescaler(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_ICPSC_DIV1);
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LL_TIM_IC_SetFilter(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_IC_FILTER_FDIV1);
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LL_TIM_IC_SetPolarity(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_IC_POLARITY_FALLING);
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LL_TIM_IC_SetActiveInput(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ACTIVEINPUT_INDIRECTTI);
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LL_TIM_IC_SetPrescaler(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ICPSC_DIV1);
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LL_TIM_IC_SetFilter(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_IC_FILTER_FDIV1);
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LL_TIM_IC_SetPolarity(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_IC_POLARITY_RISING);
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LL_TIM_EnableIT_CC1(TIM2);
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LL_TIM_EnableIT_CC2(TIM2);
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LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH1);
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LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH2);
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LL_TIM_SetCounter(TIM2, 0);
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LL_TIM_EnableCounter(TIM2);
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NVIC_SetPriority(TIM2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),5, 0));
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NVIC_EnableIRQ(TIM2_IRQn);
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}
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void api_hal_irda_rx_irq_deinit(void) {
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LL_TIM_DisableIT_CC1(TIM2);
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LL_TIM_DisableIT_CC2(TIM2);
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LL_TIM_CC_DisableChannel(TIM2, LL_TIM_CHANNEL_CH1);
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LL_TIM_CC_DisableChannel(TIM2, LL_TIM_CHANNEL_CH2);
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}
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void api_hal_irda_rx_irq_set_callback(TimerISRCallback callback, void *ctx) {
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furi_check(callback);
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timer_irda.callback = callback;
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timer_irda.ctx = ctx;
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}
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void api_hal_irda_pwm_set(float value, float freq) {
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hal_pwmn_set(value, freq, &IRDA_TX_TIM, IRDA_TX_CH);
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}
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void api_hal_irda_pwm_stop() {
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hal_pwmn_stop(&IRDA_TX_TIM, IRDA_TX_CH);
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}
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