PBtnTogglePISO Class Reference

Single button connected to PISO chip. More...

#include <PBtnTogglePISO.h>

Inheritance diagram for PBtnTogglePISO:

Public Member Functions
	PBtnTogglePISO (int chip, int btn_pin, int pressed_state=HIGH)
	Initialize button handler by providing PISO chip data input (Dn) number, chip number and pin state on button press. More...
void	check ()
	Not used. More...
void	onPress (ToggleFunc callback)
	Set optional callback function to be called on button press event. More...
void	onLongPress (LongPressFunc callback)
	Set optional callback function to be called on button long press event. More...
void	onRelease (ToggleFunc callback)
	Set optional callback function to be called on button release event. More...
int	getPin ()
	Get pin number. More...

Friends
class	PBtnTogglePISOController

Detailed Description

Single button connected to PISO chip.

This is button instance that is wire to PISO (parallel-in/serial out) shift register such as 74HC165. Wire push button to PISO chip input pin with pull-up or pull-down resistor.

Constructor & Destructor Documentation

PBtnTogglePISO::PBtnTogglePISO	(	int	chip,
		int	btn_pin,
		int	pressed_state = HIGH
	)

Initialize button handler by providing PISO chip data input (Dn) number, chip number and pin state on button press.

Data pin number value from 0 to 7. Referred as Dn in PISO data sheet. PISO chips can be daisy chained. First chip (with value 0) is one with Q7 (serial output from the last stage - pin 9) wired to Arduino.

Parameters

chip	Chip number starting from 0.
btn_pin	Dn number in PISO data sheet. Value from 0 to 7.
pressed_state	Dn pin state on button press. Value: HIGH or LOW

Member Function Documentation

void PBtnTogglePISO::check

(

)

Not used.

PISO buttons must be added to PISO controller and use PBtnTogglePISOController::check() in loop.

int PBtnToggleBase::getPin ( )

inherited

Get pin number.

void PBtnToggleBase::onLongPress ( LongPressFunc  callback )

inherited

Set optional callback function to be called on button long press event.

Parameters

callback

Callback function pointer

void PBtnToggleBase::onPress ( ToggleFunc  callback )

inherited

Set optional callback function to be called on button press event.

Parameters

callback

Callback function pointer

void PBtnToggleBase::onRelease ( ToggleFunc  callback )

inherited

Set optional callback function to be called on button release event.

Parameters

callback

Callback function pointer

Friends And Related Function Documentation

friend class PBtnTogglePISOController

friend

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The documentation for this class was generated from the following files:

• PBtnTogglePISO.h
• PBtnTogglePISO.cpp