In this mode, there is no response when power on or software reset, and Parani-SD1000 is just waiting for AT command input. Neither master nor slave is assigned to Parani-SD1000 in mode0. User can change the configuration parameters of Parani-SD1000 in this mode.
Parani-SD1000 must be in Mode0, when it is directly controlled by AT commands.
The factory default is set to Mode0