// Note: Array must be static because a pointer to it will be saved in the Button handler module.
static app_button_cfg_t buttons[] =
{
{HLJC, true, BUTTON_PULL, button_event_handler},
{XNLOCK, true, BUTTON_PULL, button_event_handler},
{ZDJC, true, BUTTON_PULL, button_event_handler},
{PW_CHK, true, BUTTON_PULL, button_event_handler}
};