IoT - Modular - Buttons.h - Revision history

Grant at 05:28, 2 August 2021

2021-08-02T05:28:55Z

Grant at 05:28, 2 August 2021

2021-08-02T05:28:05Z

Grant at 05:26, 2 August 2021

2021-08-02T05:26:32Z

Grant at 05:02, 2 August 2021

2021-08-02T05:02:59Z

Grant at 05:02, 2 August 2021

2021-08-02T05:02:34Z

Grant at 05:01, 2 August 2021

2021-08-02T05:01:51Z

Grant at 05:01, 2 August 2021

2021-08-02T05:01:25Z

Grant: Created page with "class PushButton { public: PushButton(uint8_t pin) // Constructor (executes when a PushButton object is created) : pin(pin) { // remember the push button p..."

2021-08-02T04:59:45Z

Created page with "class PushButton { public: PushButton(uint8_t pin) // Constructor (executes when a PushButton object is created) <nowiki>:</nowiki> pin(pin) { // remember the push button p..."

New page

class PushButton {

public:

PushButton(uint8_t pin) // Constructor (executes when a PushButton object is created)

<nowiki>:</nowiki> pin(pin) { // remember the push button pin

pinMode(pin, INPUT_PULLUP); // enable the internal pull-up resistor

};

bool isPressed() // read the button state check if the button has been pressed, debounce the button as well

{

bool pressed = false;

bool state = digitalRead(pin); // read the button's state

int8_t stateChange = state - previousState; // calculate the state change since last time

if (stateChange == rising) { // If the button is pressed (went from high to low)

if (millis() - previousBounceTime > debounceTime) { // check if the time since the last bounce is higher than the threshold

pressed = true; // the button is pressed

}

}

if (stateChange == falling) { // if the button is released or bounces

previousBounceTime = millis(); // remember when this happened

}

previousState = state; // remember the current state

return pressed; // return true if the button was pressed and didn't bounce

};

private:

uint8_t pin;

bool previousState = HIGH;

unsigned long previousBounceTime = 0;

const static unsigned long debounceTime = 1000;

const static int8_t rising = HIGH - LOW;

const static int8_t falling = LOW - HIGH;

};

//

← Older revision		Revision as of 05:28, 2 August 2021
Line 1:		Line 1:
−	//Use case code at end of file	+	'''Use case code at end of file. Submitted by somebody that probably shouldn't be coding so fix it if it's borked...'''
−	//Submitted by somebody that probably shouldn't be coding so fix it if it's borked...

@@ Line 68: / Line 68: @@
 </syntaxhighlight>
-//***********************************************************************************************************************
+<syntaxhighlight lang="cpp" line="1">
 Code Suggestion:
 // I/O - Setup the I/O PINS HERE
@@ Line 126: / Line 128: @@
+	}

← Older revision		Revision as of 05:26, 2 August 2021
Line 1:		Line 1:
		+	//Use case code at end of file
		+	//Submitted by somebody that probably shouldn't be coding so fix it if it's borked...
		+
		+
	<syntaxhighlight lang="cpp" line="1">		<syntaxhighlight lang="cpp" line="1">

Line 63:		Line 67:

	</syntaxhighlight>		</syntaxhighlight>
		+
		+	//***********************************************************************************************************************
		+	Code Suggestion:
		+	// I/O - Setup the I/O PINS HERE
		+	PushButton BTN1_TRIGGER = { 23 };// Creates PushButton instance for buttons.h class to work with
		+	PushButton BTN2_TRIGGER = { 14 }; //Etc...
		+	PushButton BTN3_TRIGGER = { 21 }; //Etc...
		+	PushButton BTN4_TRIGGER = { 19 }; //Etc...
		+	PushButton BTN5_TRIGGER = { 18 }; //Etc...
		+	PushButton BTN6_TRIGGER = { 17 }; //Etc...
		+	//These are initialized as part of the class and don't require initialization in 'void setup{}'
		+
		+
		+
		+	void loop{};
		+	uint16_t button_function = button_0;
		+
		+	if (BTN1_TRIGGER.isPressed()) {
		+	button_function = button_1;
		+	}
		+	else if (BTN2_TRIGGER.isPressed()) {
		+	button_function = button_2;
		+	}
		+	else if (BTN3_TRIGGER.isPressed()) {
		+	button_function = button_3;
		+	}
		+	else if (BTN4_TRIGGER.isPressed()) {
		+	button_function = button_4;
		+	}
		+	else if (BTN5_TRIGGER.isPressed()) {
		+	button_function = button_5;
		+	}
		+	else if (BTN6_TRIGGER.isPressed()) {
		+	button_function = button_6;
		+	}
		+
		+	switch (button_function) {
		+	default:
		+	case button_0:
		+	case button_1:
		+	//Do something
		+	break;
		+	case button_2:
		+	// Do something else
		+	break;
		+	case button_3:
		+	// Doing something totally different
		+	break;
		+	case button_4:
		+	// Wish I could do something
		+	break;
		+	case button_5:
		+	// Stop doing that, please for the love of all that is holy!
		+	break;
		+	case button_6:
		+	// Never mind... I will do this instead
		+	break;
		+
		+	}

@@ Line 61: / Line 61: @@
 };
-//
-<syntaxhighlight>
+</syntaxhighlight>

← Older revision		Revision as of 05:01, 2 August 2021
Line 1:		Line 1:
	<syntaxhighlight lang="cpp" line="1">		<syntaxhighlight lang="cpp" line="1">
		+
	class PushButton {		class PushButton {

@@ Line 7: / Line 7: @@
 PushButton(uint8_t pin) // Constructor (executes when a PushButton object is created)
-<nowiki>:</nowiki> pin(pin) { // remember the push button pin
+pin(pin) { // remember the push button pin
 pinMode(pin, INPUT_PULLUP); // enable the internal pull-up resistor