Chao at 14:10, 1 June 2020

2020-06-01T14:10:25Z

New page

== APN Part ==

{| class="wikitable sortable"
|-
! Excute !! Feedback !! Read !! Feedback !! Write !! Feedback !! Test !! Feedback !! Description

|-
| AT+CGNAPN ||+CGNAPN: 1,"ctnb" // +CGNAPN: 1,"shnbiot.shapn" || - || - || - || - || - || - || 查询模块和网络协商注册时获取的 APN 信息 , 在 AT+CGDCONT=1,”IP”,””的方式下,从模块内部查询 APN 信息,仅供参考.
|-
| - || - || - || - || - || - || - || - || -
|-
| - || - || - || - || - || - || - || - || -
|-
| - || - || - || - || AT+CSTT=”***” || OK || - || - || Setup APN

|}

==Network ==
SIMCOM
{| class="wikitable sortable"
|-
! Steps || read / write !! Header text !! Successful
|-
| Main || AT+CGATT? / AT+CGATT=1 || Check the state of GPRS attachment || +CGATT:1
|-
| Main / enquiry || AT+CSTT? / AT+CSTT="CMNET" || AT+CSTT? : Check available APN; AT+CSTT ="cmnet”: Set APN to CMNET || Example
|-
| Main || AT+CIICR || Bring up wireless connection with GPRS || Example
|-
| enquiry || AT+CIFSR || Get local IP address || e.g. 10.9.67.45 / 10.78.245.128
|-
| Main || AT+CIPSTART="TCP","167.88.114.101","8100" || connect to TCP server || CONNECT OK
|-
| Main || AT+CIPSEND || (HEX format) Tell module to send data, end up with 1A as end || >
|-
| Main || > 41 41 41 1A || data || SEND OK
|-
| Optional || AT+CIPCLOSE=1 || close current TCP/UDP connection || OK
|-
| enquiry || AT+CIPSTATUS || check module current connection status ||
|-
| Optional || AT+CIPSHUT || close mobile scene ||
|}
* Check at [[server]] -> http://167.88.114.101/tcp/ to see the demo data

== Other Examples ==

{| class="wikitable sortable"
|-
! Command !! Description !! Return !! Result
|-
| AT+CGCLASS || support type B and CC, || - || -
|-
| AT+CGDCONT || set PDP, e.g. AT+CGDCONT=1,"IP","CMNET", sign 1, internet protocol (IP) and connecting port CMNET || - || -
|-
| AT+CIPCSGP || set CSD or GPRS link mode, AT+CIPCSGP=1,"CMNET", set GPRS link and connecting port CMNET || - || -
|-
| AT+CLPORT || set TCP local port, AT+CLPORT="TCP","8888", port at 8888 || - || -

|}
General command steps
* AT+CGCLASS="B"
* AT+CGDCONT=1,"IP","CMNET"
* AT+CGATT=1
* AT+CIPCSGP=1,"CMNET"
* AT+CLPORT="TCP","2000" or AT+CLPORT="UDP","3000"
* AT+CIPSTART="TCP","180.120.52.222","8086" or AT+CIPSTART="UDP","180.120.52.222","8086"
* AT+CIPSEND
* >
* AT+CIPCLOSE=1
* AT+CIPSHUT
General commands steps 2
* AT+CGDCONT=1,"IP","CMNET" //Set APN
* AT+CSQ //Query the quality of the network signal. The first parameter is the maximum network signal quality of 31. The larger the value, the stronger the network signal.
* AT+CREG? //Query the network registration status, where the second parameter is 1 to indicate that the registration has been successful.
* AT+CIPMODE=1 //Set TCP/IP mode
* AT+CSOCKSETPN=1 //Select TCP/IP application mode
* AT+CIPMODE=0 //Select TCP/IP application mode
* AT+NETOPEN //on mode
* AT+CIPOPEN=0,"TCP","113.81.233.65",2317 //Set the TCP, IP and port numbers to establish a TCP/IP connection
* AT+CIPSEND=0,9, //Send 9 characters for the specified data, return > to start sending 9 characters.
* AT+CIPCLOSE=0, //Close the TCP connection
* AT+NETCLOSE, //Close the network
Working with internet domain, and receive data
* AT+CIPMUX=0 // single link mode
* AT+CIPRXGET=1 // manually get data, set at 0 to automatically retrieve and display data.
* AT+CIPQRCLOSE=1 // speed up remote disconnection?
* AT+CIPMODE=0 // not transparent TCPIP mode
* AT+CIPSTART=”TCP”,”yixin1111.eicp.net”,8080
* AT+CIPSEND
* >

AT+CENG?
* [2020-04-03 23:22:43.797]: [I]-[ril.proatc] +CENG:1,1
* [2020-04-03 23:22:43.800]: [I]-[ril.proatc] +CENG:0,"0041,18,99,460,00,28,4072,06,05,9785,255"
* [2020-04-03 23:22:43.808]: [I]-[ril.proatc] +CENG:1,"26,13,460,0,19,4071,9785"
* [2020-04-03 23:22:43.812]: [I]-[ril.proatc] +CENG:2,"22,13,460,0,55,4073,9785"
* [2020-04-03 23:22:43.814]: [I]-[ril.proatc] +CENG:3,"614,15,460,0,11,0,9785"
* [2020-04-03 23:22:43.818]: [I]-[ril.proatc] +CENG:4,"628,13,460,0,17,4043,9785"
* [2020-04-03 23:22:43.823]: [I]-[ril.proatc] +CENG:5,"49,12,460,0,17,0,9785"
* [2020-04-03 23:22:43.828]: [I]-[ril.proatc] +CENG:6,"37,10,460,0,52,0,9785"

[[category: SIMCOM AT]]

SIMCOM Network AT - Revision history

Chao at 14:10, 1 June 2020