AT Command

Description

AT^SYSCFG AT command is used to set the system mode, GW access order, frequency band, roaming support, domain, and other features.


Support
Huawei Module Tutorial

Examples

//System configuration command support
AT^SYSCFG=?

^SYSCFG: (2,13,14,16),(0-3),((2000000400380,"GSM900/GSM1800/WCDMA900/WCDMA2100"),(4a80000,"GSM850/GSM1900/WCDMA850/WCDMA1900"),(3fffffff,"All Bands")),(0-2),(0-4)

OK
//Read the ccurrent setting
//Mode is automatic, Acquisition order is WCDMA>GSM, band is any band, roaming is supported, Circuit switch and packet switch domains are supported
AT^SYSCFG?

^SYSCFG: 2,2,3FFFFFFF,1,2

OK

//Configure the mode for WCDMA only
AT^SYSCFG=14,2,3FFFFFFF,1,2

OK

KeywordsAT^SYSCFG syntax, examples, parameters, error, input, response.

With Online AT Command Tester tool, you can test this feature.

With Online AT Command Tester tool, you can also get device diagnostic information easily,