multiple ESP32CapacitiveTouch.ino

[vinhx]

hi Hennigs, thank you for your awesome library , the esp32 touch sample run well, so I I'd like to implement more than one touch button i.e: (meniu_button ,eq_button volup_button, voldow_down, ). that the code run , but only one the menu_button responding action, please help to validate my below sketch. thank you alot!

/////////////////////////////////////////////////////////////////

if !defined(ESP32)

error This sketch needs an ESP32

else

/////////////////////////////////////////////////////////////////

include "Button2.h"

/////////////////////////////////////////////////////////////////

Button2 menu_button; Button2 eq_button; Button2 volup_button; Button2 voldow_button;

define button1 4 // menu-button

define button2 15 // e button

define button3 32 // vol +

define button4 33 // vol -

/////////////////////////////////////////////////////////////////

byte capStateHandler1() { int capa = touchRead(button1); return capa < menu_button.getDebounceTime() ? LOW : HIGH; } byte capStateHandler2() { int capa = touchRead(button2); return capa < eq_button.getDebounceTime() ? LOW : HIGH; } byte capStateHandler3() { int capa = touchRead(button3); return capa < volup_button.getDebounceTime() ? LOW : HIGH; } byte capStateHandler4() { int capa = touchRead(button4); return capa < voldow_button.getDebounceTime() ? LOW : HIGH; }

/////////////////////////////////////////////////////////////////

void setup() { Serial.begin(9600); delay(50); Serial.println("\n\nCapacitive Touch Demo");

menu_button.setDebounceTime(40);
menu_button.setButtonStateFunction(capStateHandler1);
menu_button.setClickHandler(click);
menu_button.setLongClickHandler(longClick);
menu_button.begin(VIRTUAL_PIN);

eq_button.setDebounceTime(40);
eq_button.setButtonStateFunction(capStateHandler2);
eq_button.setClickHandler(eq_click);
eq_button.begin(VIRTUAL_PIN);

volup_button.setDebounceTime(40);
volup_button.setButtonStateFunction(capStateHandler3);
volup_button.setClickHandler(volup_click);
volup_button.begin(VIRTUAL_PIN);

voldow_button.setDebounceTime(40);
voldow_button.setButtonStateFunction(capStateHandler4);
voldow_button.setClickHandler(voldow_click);
voldow_button.begin(VIRTUAL_PIN);

}

/////////////////////////////////////////////////////////////////

void loop() { menu_button.loop(); eq_button.loop(); volup_button.loop(); voldow_button.loop(); }

///////////////////////////////////////////////////////////////// void click(Button2& btn) { Serial.println("menu click\n"); }

// long click void longClick(Button2 &btn) { unsigned int time = btn.wasPressedFor(); if (time > 1000) { Serial.println("long click\n"); } }

void eq_click(Button2& btn) { Serial.println("eq click\n"); }

void volup_click(Button2& btn) { Serial.println("volup click\n"); }

void voldow_click(Button2& btn) { Serial.println("voldow click\n"); }

/////////////////////////////////////////////////////////////////

endif

/////////////////////////////////////////////////////////////////

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[vinhx]

ah, I found that you use the setDebounceTime method to define the threshold value for the handler to make compre with touch read value . I fixed my issue now, thank you!