USR-G786-G User Manual
Technical Support:
Jinan USR IOT Technology Limited
www.pusr.com
50
Number
Implication
0
Less than -113 dBm
1
-111 dBm
2....31
-109... -53 dBm
99
Unknown or unmeasured
7.2.11.
AT+SYSINFO
Function
：
Query module ’s network information
Format:
Query current parameter:
AT+SYSINFO{CR} or AT+SYSINFO?{CR}
{CR}{LF}+SYSINFO: state,srv_domain ,roam_status,sys_mode,sim_state{CR}{LF}
Parameter
state
：
current network status
Figure 2
Sever status list
Number
Implication
0
No service
1
Restricted service
2
Network service
3
Restricted regional services
4
Power saving state
srv_domain
：
business domain
Figure 3
Business domain list
Number
Implication
0
No service
1
Only CS service
2
Only PS service
3
PS+CS service
4
CS,PS is not registered and is in the search state
roam_status
：
Roaming state
0
：
Non-roaming state
1
：
Roaming state
sys_mode
：
System mode
Figure 4
System mode list
Number
Implication
0
No service
1
AMPS mode
2
CDMA mode
3
GSM mode
4
HDR mode
5
WCDMA mode
6
GPS mode
7
GSM/WCDMA mode