98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
#if CONFIG_FREERTOS_UNICORE
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#define ARDUINO_RUNNING_CORE 0
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#else
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#define ARDUINO_RUNNING_CORE 1
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#endif
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#ifndef LED_BUILTIN
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#define LED_BUILTIN 13
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#endif
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// define two tasks for Blink & AnalogRead
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void TaskBlink( void *pvParameters );
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void TaskAnalogReadA3( void *pvParameters );
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// the setup function runs once when you press reset or power the board
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void setup() {
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// initialize serial communication at 115200 bits per second:
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Serial.begin(115200);
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// Now set up two tasks to run independently.
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xTaskCreatePinnedToCore(
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TaskBlink
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, "TaskBlink" // A name just for humans
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, 1024 // This stack size can be checked & adjusted by reading the Stack Highwater
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, NULL
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, 2 // Priority, with 3 (configMAX_PRIORITIES - 1) being the highest, and 0 being the lowest.
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, NULL
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, ARDUINO_RUNNING_CORE);
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xTaskCreatePinnedToCore(
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TaskAnalogReadA3
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, "AnalogReadA3"
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, 1024 // Stack size
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, NULL
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, 1 // Priority
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, NULL
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, ARDUINO_RUNNING_CORE);
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// Now the task scheduler, which takes over control of scheduling individual tasks, is automatically started.
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}
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void loop()
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{
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// Empty. Things are done in Tasks.
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}
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/*--------------------------------------------------*/
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/*---------------------- Tasks ---------------------*/
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/*--------------------------------------------------*/
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void TaskBlink(void *pvParameters) // This is a task.
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{
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(void) pvParameters;
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/*
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Blink
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Turns on an LED on for one second, then off for one second, repeatedly.
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If you want to know what pin the on-board LED is connected to on your ESP32 model, check
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the Technical Specs of your board.
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*/
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// initialize digital LED_BUILTIN on pin 13 as an output.
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pinMode(LED_BUILTIN, OUTPUT);
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for (;;) // A Task shall never return or exit.
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{
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digitalWrite(LED_BUILTIN, HIGH); // turn the LED on (HIGH is the voltage level)
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vTaskDelay(100); // one tick delay (15ms) in between reads for stability
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digitalWrite(LED_BUILTIN, LOW); // turn the LED off by making the voltage LOW
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vTaskDelay(100); // one tick delay (15ms) in between reads for stability
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}
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}
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void TaskAnalogReadA3(void *pvParameters) // This is a task.
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{
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(void) pvParameters;
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/*
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AnalogReadSerial
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Reads an analog input on pin A3, prints the result to the serial monitor.
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Graphical representation is available using serial plotter (Tools > Serial Plotter menu)
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Attach the center pin of a potentiometer to pin A3, and the outside pins to +5V and ground.
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This example code is in the public domain.
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*/
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for (;;)
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{
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// read the input on analog pin A3:
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int sensorValueA3 = analogRead(A3);
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// print out the value you read:
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Serial.println(sensorValueA3);
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vTaskDelay(10); // one tick delay (15ms) in between reads for stability
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}
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}
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