40 lines
927 B
Arduino
40 lines
927 B
Arduino
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#include <Arduino.h>
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#define BUTTON1 16
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#define BUTTON2 17
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struct Button {
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uint8_t PIN;
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volatile uint32_t numberKeyPresses;
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volatile int pressed;
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};
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void isr(void *param) {
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struct Button *button = (struct Button *)param;
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button->numberKeyPresses = button->numberKeyPresses + 1;
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button->pressed = 1;
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}
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void checkPressed(struct Button *button) {
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if (button->pressed) {
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Serial.printf("Button on pin %u has been pressed %lu times\n", button->PIN, button->numberKeyPresses);
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button->pressed = 0;
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}
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}
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struct Button button1 = {BUTTON1, 0, 0};
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struct Button button2 = {BUTTON2, 0, 0};
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void setup() {
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Serial.begin(115200);
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pinMode(button1.PIN, INPUT_PULLUP);
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pinMode(button2.PIN, INPUT_PULLUP);
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attachInterruptArg(button1.PIN, isr, (void *)&button1, FALLING);
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attachInterruptArg(button2.PIN, isr, (void *)&button2, FALLING);
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}
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void loop() {
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checkPressed(&button1);
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checkPressed(&button2);
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}
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