c5438b6c4c
- Fix bug where custom length did not get rounded - Reduce beeping lengths, remove gap between beep events - Add hysteresis to custom length selection to prevent unwanted beeps or flickering display at certain poti positions - change max loglevel to verbose in menuconfig
58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
#pragma once
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#include <stdio.h>
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extern "C"
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{
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "driver/gpio.h"
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#include "esp_log.h"
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}
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#include "freertos/queue.h"
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//===================================
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//========= buzzer_t class ==========
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//===================================
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//class which blinks a gpio pin for the provided count and durations.
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//- 'processQueue' has to be run in a separate task
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//- uses a queue to queue up multiple beep commands
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class buzzer_t {
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public:
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//--- constructor ---
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buzzer_t(gpio_num_t gpio_pin_f, uint16_t msGap_f = 200);
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//--- functions ---
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void processQueue(); //has to be run once in a separate task, waits for and processes queued events
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void beep(uint8_t count, uint16_t msOn, uint16_t msOff, bool noGap = false);
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//void clear(); (TODO - not implemented yet)
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//void createTask(); (TODO - not implemented yet)
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//--- variables ---
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uint16_t msGap; //gap between beep entries (when multiple queued)
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private:
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//--- functions ---
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void init();
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//--- variables ---
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gpio_num_t gpio_pin;
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struct beepEntry {
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uint8_t count;
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uint16_t msOn;
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uint16_t msOff;
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bool noGap;
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};
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//queue for queueing up multiple events while one is still processing
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QueueHandle_t beepQueue = NULL;
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};
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