SimCom SIM7500 Series User Manual

Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
8
Contents
Version History ........................................................................................................................... 2
Contents ............................................................................................................................................ 8
1 Introduction.................................................................................................................................... 17
1.1 Scope .................................................................................................................................................... 17
1.2 References ............................................................................................................................................ 17
1.3 Terms and abbreviations ....................................................................................................................... 17
1.4 Definitions and conventions ................................................................................................................. 18
2 AT Interface Synopsis .................................................................................................................... 20
2.1 Interface settings .................................................................................................................................. 20
2.2 AT command syntax ............................................................................................................................. 20
2.3 Information responses .......................................................................................................................... 21
3 AT Commands According V.25TER .............................................................................................. 22
3.1 A/ Repeat last command.................................................................................................................... 22
3.2 ATD Dial command .......................................................................................................................... 22
3.3 ATD><mem><n> Originate call from specified memory ................................................................. 24
3.4 ATD><n> Originate call from active memory (1)............................................................................. 25
3.5 ATD><str> Originate call from active memory (2)........................................................................... 26
3.6 ATA Call answer ................................................................................................................................ 27
3.7 ATH Disconnect existing call ............................................................................................................ 28
3.8 ATS0 Automatic answer incoming call ............................................................................................. 28
3.9 +++ Switch from data mode to command mode ............................................................................... 29
3.10 ATO Switch from command mode to data mode .............................................................................. 30
3.11 ATI Display product identification information ................................................................................ 30
3.12 AT+IPR Set local baud rate temporarily ........................................................................................... 32
3.13 AT+ICF Set control character framing .............................................................................................. 33
3.14 AT+IFC Set local data flow control................................................................................................... 34
3.15 AT&C Set DCD function mode ......................................................................................................... 35
3.16 ATE Enable command echo .............................................................................................................. 36
3.17 AT&V Display current configuration ................................................................................................ 36
3.18 AT&D Set DTR function mode ......................................................................................................... 37
3.19 AT&S Set DSR function mode .......................................................................................................... 37
3.20 ATV Set result code format mode ..................................................................................................... 38
3.21 AT&F Set all current parameters to manufacturer defaults ............................................................... 39
3.22 ATQ Set Result Code Presentation Mode ......................................................................................... 40
3.23 ATX Set CONNECT Result Code Format ........................................................................................ 40
3.24 AT \V Set CONNECT Result Code Format About Protocol .............................................................. 41
3.25 AT&E Set CONNECT Result Code Format About Speed ................................................................ 42
3.26 AT&W Save the user setting to ME .................................................................................................. 43
3.27 ATZ Restore the user setting from ME .............................................................................................. 43
3.28 AT+CGMI Request manufacturer identification ............................................................................... 44
3.29 AT+CGMM Request model identification ........................................................................................ 45
SIMCOM CONFIDENTIAL FILE

SimCom SIM7500 Series Specifications

General

Brand	SimCom
Model	SIM7500 Series
Category	Control Unit
Language	English