Function rc_button_wait_for_event#

Defined in File button.h

Function Documentation#

int rc_button_wait_for_event(int chip, int pin, int press_or_release)#

blocking function call, returns when press or release happens

Parameters:

chip – [in] The gpio chip
pin – [in] The gpio pin for that chip
press_or_release – [in] RC_BTN_STATE_PRESSED or RC_BTN_STATE_RELEASED

Returns:

0 on successful event, -1 on error