alexey.zholtikov/zh_onewire_slave
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This commit is contained in:
Alexey Zholtikov 2024-08-04 17:40:31 +03:00
parent 38e8711732
commit 25b0b567fc
1 changed files with 14 additions and 5 deletions
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19
zh_onewire_slave.c
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@ -9,7 +9,7 @@ static bool _rx_done_callback(rmt_channel_handle_t channel, const rmt_rx_done_ev
static size_t _tx_encoder_callback(const void *data, size_t data_size, size_t symbols_written, size_t symbols_free, rmt_symbol_word_t *symbols, bool *done, void *arg);
static void _rx_processing(void *pvParameter);
static void _gpio_interrupt_callback(void *arg);
static void _gpio_interrupt_processing_task(void *pvParameter);
static void _gpio_interrupt_processing(void *pvParameter);
static const char *TAG = "zh_onewire_slave";
@ -112,14 +112,22 @@ esp_err_t zh_onewire_slave_init(const zh_onewire_slave_init_config_t *config)
ESP_LOGE(TAG, "Onewire slave initialization fail. Internal error at line %d.", __LINE__);
return ESP_FAIL;
}
rmt_receive(_rx_channel_handle, _rx_raw_buffer, sizeof(_rx_raw_buffer), &_receive_config);
// rmt_receive(_rx_channel_handle, _rx_raw_buffer, sizeof(_rx_raw_buffer), &_receive_config);
gpio_config_t pin_config = {0};
pin_config.intr_type = GPIO_INTR_ANYEDGE;
pin_config.mode = GPIO_MODE_INPUT;
pin_config.pin_bit_mask = (1ULL << (_init_config.bus_pin + 1));
gpio_config(&pin_config);
if (gpio_config(&pin_config) != pdPASS)
{
ESP_LOGE(TAG, "Onewire slave initialization fail. Internal error at line %d.", __LINE__);
return ESP_FAIL;
}
_gpio_interrupt_queue = xQueueCreate(10, sizeof(_gpio_interrupt_data_t)); // Check queue size!!!
xTaskCreatePinnedToCore(&_gpio_interrupt_processing_task, "NULL", _init_config.stack_size, NULL, (_init_config.task_priority), NULL, 1);
if (xTaskCreatePinnedToCore(&_gpio_interrupt_processing, "NULL", _init_config.stack_size, NULL, (_init_config.task_priority), NULL, 1) != pdPASS)
{
ESP_LOGE(TAG, "Onewire slave initialization fail. Internal error at line %d.", __LINE__);
return ESP_FAIL;
}
gpio_install_isr_service(0);
gpio_isr_handler_add((_init_config.bus_pin + 1), _gpio_interrupt_callback, NULL);
_is_initialized = true;
@ -158,7 +166,7 @@ void _gpio_interrupt_callback(void *arg)
xQueueSendFromISR(_gpio_interrupt_queue, &data, NULL);
}
void _gpio_interrupt_processing_task(void *pvParameter)
void _gpio_interrupt_processing(void *pvParameter)
{
_gpio_interrupt_data_t data = {0};
uint64_t last_time = esp_timer_get_time();
@ -173,6 +181,7 @@ void _gpio_interrupt_processing_task(void *pvParameter)
if ((data.time - last_time) > (RESET_PULSE_DURATION * 0.9) && (data.time - last_time) < (RESET_PULSE_DURATION * 2))
{
uint8_t pulse[1] = {1};
// Reset all transmittions.
rmt_transmit(_tx_channel_handle, _tx_encoder_handle, pulse, sizeof(pulse), &_transmit_config);
rmt_tx_wait_all_done(_tx_channel_handle, portMAX_DELAY);
}