60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/queue.h"
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#include "driver/gpio.h"
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#include "main.h"
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#include "pumps.h"
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#include "ble.h"
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#define GPIO_USER_BUTTON (19)
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static void IRAM_ATTR gpio_isr_handler(void* arg) {
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uint32_t gpio_num = (uint32_t) arg;
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xQueueSendFromISR(gpio_evt_queue, &gpio_num, NULL);
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}
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static void gpio_task(void* arg) {
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uint32_t io_num;
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uint8_t state = 0;
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int8_t last_level = -1;
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for(;;) {
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if(xQueueReceive(gpio_evt_queue, &io_num, portMAX_DELAY)) {
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uint8_t level = gpio_get_level(io_num);
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if(level == last_level) continue;
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last_level = level;
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printf("GPIO[%d] intr, val: %d\n", io_num, level);
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if(state == 0)
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vTaskDelay(10 / portTICK_RATE_MS);
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pumps_run();
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state = !state;
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ble_send_notification((void*)&state, 1);
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}
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}
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}
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void user_button_init() {
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gpio_config_t io_conf;
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io_conf.intr_type = GPIO_PIN_INTR_ANYEDGE;
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io_conf.mode = GPIO_MODE_INPUT;
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io_conf.pin_bit_mask = (1ULL << GPIO_USER_BUTTON);
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io_conf.pull_down_en = 0;
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io_conf.pull_up_en = 1;
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gpio_config(&io_conf);
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gpio_evt_queue = xQueueCreate(1, sizeof(uint32_t));
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xTaskCreate(gpio_task, "gpio_task", 4096, NULL, 10, NULL);
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gpio_install_isr_service(0);
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gpio_isr_handler_add(GPIO_USER_BUTTON, gpio_isr_handler, (void*)GPIO_USER_BUTTON);
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}
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