this SIM5218 AT command manual - Cooking Hacks

SIM5218 Serial AT Command Set
12.29 AT+CUDIAG Switch UART from AT service to DIAG service
Description
The command switches UART from AT service to DIAG service. After executing this command,
UART comport can’t be used to send AT command, and just used to transmit and receive data.
Note: this command must be used by the UART comport which is current used port.
SIM PIN
NO
References
Vendor
Syntax
Test Command
AT+CUDIAG=
Execution Command
AT+CUDIAG
Responses
OK
Responses
OK
Examples
AT+CUDIAG
OK
12.30 AT+CUSBSPD Switch USB high or full speed
Description
This command is used to switch the speed of USB between high speed and full speed. If you just
want to use full speed to simplify the circuit then you can use this command to switch the USB
speed. This command will save your configuration so if you don’t change the speed the module will
use the latest configuration forever.
This command will only takes effect on the next start-up.
SIM PIN References
NO Vendor
Syntax
Test Command
AT+CUSBSPD=
Read Command
AT+CUSBSPD
Responses
+CUSBSPD: (list of supported s)
OK
Responses
+CUSBSPD:
SIM5218_Serial _ATC_V1.36 261
5/15/2012