Data Sheet

SIM7600E-H 4G HAT User Manual
17
Rev1.0 June 8, 2018
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GPRS TEST
1. Plug the SIM card, connect the LTE antenna and and connect the USB interface of
SIM7600E-H 4G HAT to PC. Then press the PWRKEY to power on the board;
2. Check whether the indicators blink correctly (PWR’s and NET’s flashes).
3. Send AT commands as bellow:
命令
说明
返回值
AT+CGDCONT=1,"IP","
CMNET"
PDP context
OK
AT+CGREG?
GPRS network status
+ CGREG:
OK
AT+CIPMODE=1
TCP/IP mode
OK
AT+CSOCKSETPN=1
PDP profile number
OK
AT+NETOPEN
Open socket
+NETOPEN:
AT+CIPOPEN=0,"TCP","
113.81.233.65",2317
establish connection
+CIPOPEN:
AT+CIPSEND=0,9
Send data of a specific size
>
AT+CIPSEND=0,
Send data of a fixed size
>
1A
(HEX format) Tell module to send data
+CIPSEND:
AT+CIPCLOSE
close connection
+CIPCLOSE:
AT+NETCLOSE
Close socket
+NETCLOSE: