learning at command AT+CSQ

AT command AT+CSQ

【Purpose】

       Learning how to get mobile module single quality report

 

【Eevironment】

       Shell terminal, base on gcom command and gcom script

 

【Procdeure】

      

gcom script

root@IoTP:/etc/gcom# cat getstrength.gcom
opengt
 set com 115200n81
 set comecho off
 set senddelay 0.02
 waitquiet 0.2 0.2
 flash 0.1

:start
 send "AT+CSQ^m"
 get  "" $s
 print $s

:continue
 exit 

test mothod:

root@IoTP:~# gcom -d /dev/ttyUSB2 -s /etc/gcom/getstrength.gcom
AT+CSQ
+CSQ: ,

OK