Return value: the angular speed limiting feedback value of the
chassis
int16_t getIapTotalProgress (void)
Function: Get the progress of IAP upgrades
Parameter: None
Return value:
-1: IAP upgrade failed
0: IAP upgrades are idle or started or interrupted
100: IAP upgrade completed
Other: Percentage of IAP upgrade progress
void iapCentralBoard (void)
Function: IAP upgrade of the central board firmware of the chassis
Parameter: None
Return value: none