SIM7000 Series_AT Command Manual_V1.02

engineering efforts that use the products designed by SIMCom. The information provided is based

upon requirements specifically provided to SIMCom by the customers. SIMCom has not

This document contains proprietary technical information which is the property of Shanghai

Contents

1.4.1 Basic syntax ............................................................................................................ 12

1.4.2 S Parameter syntax .................................................................................................. 12

1.4.3 Extended Syntax ...................................................................................................... 12

1.4.4 Combining AT commands on the same Command line .......................................... 12

1.4.5 Entering successive AT commands on separate lines .............................................. 13

1.6.1 Software flow control (XON/XOFF flow control) .................................................. 13

1.6.2 Hardware flow control (RTS/CTS flow control) ..................................................... 14

2.2.2 ATD Mobile Originated Call to Dial A Number .................................................. 16

2.2.3 ATE Set Command Echo Mode ........................................................................... 17

2.2.4 ATH Disconnect Existing Connection ................................................................. 18

2.2.5 ATI Display Product Identification Information .................................................. 18

2.2.6 ATL Set Monitor speaker loudness ...................................................................... 19

2.2.7 ATM Set Monitor Speaker Mode ......................................................................... 19

2.2.8 +++ Switch from Data Mode or PPP Online Mode to Command Mode .............. 19

2.2.9 A

TO Switch from Command Mode to Data Mode .............................................. 20

2.2.16 ATS7 Set Number of Seconds to Wait for Connection Completion ..................... 24

2.2.17 ATS8 Set Number of Seconds to Wait for Comma Dial Modifier Encountered in

Dial String of D Command ..................................................................................................... 24

2.2.18 ATS10 Set Disconnect Delay after Indicating the Absence of Data Carrier ........ 25

2.2.19 ATV TA Response Format .................................................................................. 25

2.2.20 ATX Set CONNECT Result Code Format and Monitor Call Progress ................ 27

2.2.21 AT&C Set DCD Function Mode .......................................................................... 27

2.2.22 AT&D Set DTR Function Mode .......................................................................... 28

2.2.23 AT&E Set CONNECT Result Code Format About Speed ................................... 28

2.2.24 AT+GCAP Request Complete TA Capabilities List ............................................. 29

2.2.27 AT+GMR Request TA Revision Identification of Software Release ................... 30

2.2.28 AT+GOI Request Global Object Identification .................................................... 30

2.2.29 AT+GSN Request TA Serial Number Identification (IMEI) ................................ 31

2.2.30 AT+ICF Set TE-TA Control Character Framing .................................................. 32

2.2.31 AT+IFC Set TE-TA Local Data Flow Control ..................................................... 32

2.2.32 AT+IPR Set TE-TA Fixed Local Rate .................................................................. 33

3.2.5 AT+CSCS Select TE Character Set ...................................................................... 37

3.2.6 AT+CIMI Request International Mobile Subscriber Identity ............................... 38

3.2.7 AT+CLCK Facility Lock ...................................................................................... 39

3.2.8 AT+CMEE Report Mobile Equipment Error ....................................................... 40

3.2.9 AT+COPS Operator Selection .............................................................................. 41

3.2.10 AT+CPAS Phone Activity Status .......................................................................... 43

3.2.11 AT+CPIN Enter PIN ............................................................................................ 43

3.2.12 AT+CPWD Change Password .............................................................................. 44

3.2.13 A

3.2.19 AT+CFUN Set Phone Functionality ..................................................................... 51

3.2.20 AT+CCLK Clock ................................................................................................. 52

3.2.21 AT+CSIM Generic SIM Access ........................................................................... 53

3.2.22 AT+CBC Battery Charge ..................................................................................... 54

3.2.23 AT+CUSD Unstructured Supplementary Service Data ........................................ 55

4.2.1 AT+CMGD Delete SMS Message ....................................................................... 56

4.2.2 AT+CMGF Select SMS Message Format ............................................................ 57

5.2.17 AT+CBATCHK Set VBAT Checking Feature ON/OFF ..................................... 90

5.2.18 AT+CNMP Preferred mode selection .................................................................. 91

5.2.19 AT+CMNB Preferred selection between CAT-M and NB-IoT ........................... 92

5.2.20 AT+CPSMS Power Saving Mode Setting............................................................ 92

5.2.21 AT+CEDRXS Entended-DRX Setting ................................................................ 94