SimCom SIM700C User Manual

Smart Machine Smart Decision
SIM7000 Series_AT Command Manual_V1.03 6 2018-05-08
5.2.24 AT+CSDP Service Domain Preference ............................................................. 100
5.2.25 AT+MCELLLOCK Lock the special CAT-M cell ................................................ 101
5.2.26 AT+NCELLLOCK Lock the special NB-IOT cell ............................................... 102
5.2.27 AT+NBSC Config NB-IOT Scrambling Feature ............................................... 102
5.2.28 AT+CAPNMODE Select the Mode of Application Configure APN ................. 103
5.2.29 AT+CRRCSTATE Query RRC State ................................................................ 104
5.2.30 AT+CBANDCFG Configure CAT-M Or NB-IOT Band ................................... 105
5.2.31 AT+CNACT App Network Active .................................................................... 105
5.2.32 AT+CEDUMP Set whether the module reset when the module is crashed ........ 106
5.2.33 AT+CNBS Configure Band Scan Optimization For NB-IOT ........................... 107
5.2.34 AT+CNDS Configure Service Domain Preference For NB-IOT ....................... 108
5.2.35 AT+CENG Switch on or off Engineering Mode ................................................ 109
6 AT Commands for GPRS Support ................................................... 111
6.1 Overview of AT Commands for GPRS Support .......................................... 111
6.2 Detailed Descriptions of AT Commands for GPRS Support ....................... 111
6.2.1 AT+CGATT Attach or Detach from GPRS Service ........................................... 111
6.2.2 AT+CGDCONT Define PDP Context ................................................................ 112
6.2.3 AT+CGACT PDP Context Activate or Deactivate ............................................. 113
6.2.4 AT+CGPADDR Show PDP Address .................................................................. 114
6.2.5 AT+CGREG Network Registration Status ......................................................... 116
6.2.6 AT+CGSMS Select Service for MO SMS Messages ......................................... 117
7 AT Commands for IP Application .................................................... 119
7.1 Overview ...................................................................................................... 119
7.2 Detailed Descriptions of Commands ........................................................... 119
7.2.1 AT+SAPBR Bearer Settings for Applications Based on IP ................................ 119
8 AT Commands for TCPIP Application Toolkit ............................... 121
8.1 Overview ...................................................................................................... 121
8.2 Detailed Descriptions of Commands ........................................................... 122
8.2.1 AT+CIPMUX Start Up Multi-IP Connection ..................................................... 122
8.2.2 A
T+CIPSTART Start Up TCP or UDP Connection............................................ 122
8.2.3 AT+CIPSEND Send Data Through TCP or UDP Connection ........................... 125
8.2.4 AT+CIPQSEND Select Data Transmitting Mode .............................................. 127
8.2.5 AT+CIPACK Query Previous Connection Data Transmitting State .................. 127
8.2.6 AT+CIPCLOSE Close TCP or UDP Connection .............................................. 128
8.2.7 AT+CIPSHUT Deactivate GPRS PDP Context ................................................. 129
8.2.8 AT+CLPORT Set Local Port .............................................................................. 129
8.2.9 AT+CSTT Start Task and Set APN, USER NAME, PASSWORD ................... 130
8.2.10 AT+CIICR Bring Up Wireless Connection with GPRS ..................................... 131
8.2.11 AT+CIFSR Get Local IP Address ...................................................................... 132
8.2.12 AT+CIFSREX Get Local IP Address extend ...................................................... 132
8.2.13 AT+CIPSTATUS Query Current Connection Status .......................................... 133
SIMCOM COMFIDENTIAL FILE

SimCom SIM700C Specifications

General

Brand	SimCom
Model	SIM700C
Category	Control Unit
Language	English