armchair_fw/common/buzzer.hpp
jonny_jr9 26761f4a80 Oursource task_fans and task_buzzer
- outsource task_fans and task_buzzer from main.cpp to their source files
- use task parameters to pass necessary configs and objects
- adjust task priorities (display was too low)
2024-02-19 13:54:22 +01:00

61 lines
1.7 KiB
C++

#pragma once
#include <stdio.h>
extern "C"
{
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"
#include "esp_log.h"
}
#include "freertos/queue.h"
//===================================
//========= buzzer_t class ==========
//===================================
//class which blinks a gpio pin for the provided count and durations.
//- 'processQueue' has to be run in a separate task
//- uses a queue to queue up multiple beep commands
class buzzer_t {
public:
//--- constructor ---
buzzer_t(gpio_num_t gpio_pin_f, uint16_t msGap_f = 200);
//--- functions ---
void processQueue(); //has to be run once in a separate task, waits for and processes queued events
void beep(uint8_t count, uint16_t msOn, uint16_t msOff);
//void clear(); (TODO - not implemented yet)
//void createTask(); (TODO - not implemented yet)
//--- variables ---
uint16_t msGap; //gap between beep entries (when multiple queued)
private:
//--- functions ---
void init();
//--- variables ---
gpio_num_t gpio_pin;
struct beepEntry {
uint8_t count;
uint16_t msOn;
uint16_t msOff;
};
//queue for queueing up multiple events while one is still processing
QueueHandle_t beepQueue = NULL;
};
//======================================
//============ buzzer task =============
//======================================
// Task that repeatedly handles the buzzer object (process Queued beeps)
// Note: pointer to globally initialized buzzer object has to be passed as task-parameter
void task_buzzer(void * param_buzzerObject);