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 1 "" $s
 print $s

:continue
 exit 0

test mothod:

root@IoTP:~# gcom -d /dev/ttyUSB2 -s /etc/gcom/getstrength.gcom 
AT+CSQ
+CSQ: 26,99

OK

 

posted @ 2019-02-21 15:26  嵌入式实操  阅读(237)  评论(0编辑  收藏  举报