@@ -468,23 +468,24 @@ bool EspClass::checkFlashCRC() {
468468
469469
470470String EspClass::getResetReason (void ) {
471- char buff[32 ];
472- if (resetInfo.reason == REASON_DEFAULT_RST) { // normal startup by power on
473- strcpy_P (buff, PSTR (" Power on" ));
474- } else if (resetInfo.reason == REASON_WDT_RST) { // hardware watch dog reset
475- strcpy_P (buff, PSTR (" Hardware Watchdog" ));
476- } else if (resetInfo.reason == REASON_EXCEPTION_RST) { // exception reset, GPIO status won’t change
477- strcpy_P (buff, PSTR (" Exception" ));
478- } else if (resetInfo.reason == REASON_SOFT_WDT_RST) { // software watch dog reset, GPIO status won’t change
479- strcpy_P (buff, PSTR (" Software Watchdog" ));
480- } else if (resetInfo.reason == REASON_SOFT_RESTART) { // software restart ,system_restart , GPIO status won’t change
481- strcpy_P (buff, PSTR (" Software/System restart" ));
482- } else if (resetInfo.reason == REASON_DEEP_SLEEP_AWAKE) { // wake up from deep-sleep
483- strcpy_P (buff, PSTR (" Deep-Sleep Wake" ));
484- } else if (resetInfo.reason == REASON_EXT_SYS_RST) { // external system reset
485- strcpy_P (buff, PSTR (" External System" ));
486- } else {
487- strcpy_P (buff, PSTR (" Unknown" ));
471+ const __FlashStringHelper* buff;
472+
473+ switch (resetInfo.reason ) {
474+ // normal startup by power on
475+ case REASON_DEFAULT_RST: buff = F (" Power On" ); break ;
476+ // hardware watch dog reset
477+ case REASON_WDT_RST: buff = F (" Hardware Watchdog" ); break ;
478+ // exception reset, GPIO status won’t change
479+ case REASON_EXCEPTION_RST: buff = F (" Exception" ); break ;
480+ // software watch dog reset, GPIO status won’t change
481+ case REASON_SOFT_WDT_RST: buff = F (" Software Watchdog" ); break ;
482+ // software restart ,system_restart , GPIO status won’t change
483+ case REASON_SOFT_RESTART: buff = F (" Software/System restart" ); break ;
484+ // wake up from deep-sleep
485+ case REASON_DEEP_SLEEP_AWAKE: buff = F (" Deep-Sleep Wake" ); break ;
486+ // // external system reset
487+ case REASON_EXT_SYS_RST: buff = F (" External System" ); break ;
488+ default : buff = F (" Unknown" ); break ;
488489 }
489490 return String (buff);
490491}
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