m5::unit::gpio::pin_backup_t Class Reference

Save and restore GPIO pin configuration. More...

#include <pin.hpp>

Public Member Functions
	pin_backup_t (int pin_num=1)
	Constructor.
void	setPin (int pin_num)
	Set the target pin number.
int8_t	getPin (void) const
	Get the target pin number.
int16_t	getInFuncNum (void) const
	Get the peripheral input signal routed from this pin at backup(), or -1 if none.
void	backup (void)
	Save current pin configuration.
void	restore (void)
	Restore saved pin configuration.

Detailed Description

Save and restore GPIO pin configuration.

Note

Ported from M5GFX