At command manual [PDF] (114 pages)
- Updated: 03.07.2026
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Neo_M660
AT Command Set
Version 3.7
Neoway Technology Co., Ltd.
Let's enjoy the wireless life
Neo_M660 AT Command Set
Copyright © Neoway Technology Co., Ltd
i
Copyright © Neoway Technology Co., Ltd 2013. All rights reserved.
No part of this document may be reproduced or transmitted in any form or by any means without
prior written consent of Shenzhen Neoway Technology Co., Ltd.
is the trademark of Shenzhen Neoway Technology Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective
holders.
Notice
This document provides guide for users to use the M660.
This document is intended for system engineers (SEs), development engineers, and test engineers.
The information in this document is subject to change without notice due to product version update or
other reasons.
Every effort has been made in preparation of this document to ensure accuracy of the contents, but all
statements, information, and recommendations in this document do not constitute a warranty of any
kind, express or implied.
Shenzhen Neoway provides customers complete technical support. If you have any question, please
contact your account manager or email to the following email addresses:
[email protected]
[email protected]
Website: http://www.neoway.com.cn
Neo_M660 AT Command Set
Copyright © Neoway Technology Co., Ltd
ii
Revision Record
Issue
Changes
Date
V3.0
Initial draft
2013-08-26
V3.1
Added the following commands: AT+OFFTIME, AT+FCHW,
AT+AUDIN, AT+AUDOUT, AT+IFC, AT+RINGTIME,
AT+TRANSCLOSE, AT+UDPTRANS, AT+TCPTRANS, and
AT+RINGOUT.
2013-09-02
V3.2
Deleted the command AT+TRANSCLOSE and use +++ to exit the
data mode.
Modified the default data format of the AT+DATAFORMAT
command.
Modified usage description of +++.
Modified the description of AT+TCPSEND.
Modified the description of AT+TCPLPORT, AT+UDPLPORT, and
AT+FTPPUT.
2013-09-17
V3.3
Added the echo suppression command AT+LESL
2013-10-09
V3.4
Modified the description of the following commands: +++ in the
transparent mode, AT+CLOSECLIENT, AT+IPSTATUS,
AT+TCPACK, and AT+CLIENTSTATUS.
Added the description of the ATO command in the transparent mode
and AT+TRABSCLOSE command.
Added the description of the AT+REST and AT+CPWROFF
commands.
2013-11-06
V3.5
Added the following commands: AT+TCPACKS, HTTP commands,
AT+TCPSRVTRANS?, and ATE1/ATE0.
2013-11-29
V3.6
Modified the terminal display after the client is connected to the server
(transparent/non-transparent transmission) and the description of the
AT+TCPLPORT, AT+UDPLPORT, and AT+HANDFEE
commands.
Added SMTP commands: AT+SMTPSRV, AT+SMTPAUTH,
AT+SMTPFROM, AT+SMTPRCPT, AT+SMTPSUB,
AT+SMTPBODY, and AT+SMTPSEND.
Added the AT+CNUM command to obtain my number and added the
following commands: AT+POPSRV, AT+POPAUTH,
AT+POPSTAT, AT+POPRSET, AT+POPDELE, AT+POPLIST,
AT+POPRETR, and AT+POPQUIT.
2013-12-18
V3.7
Added eCall commands: AT%EMSD, AT%EMSDSET,
AT+CECALL, AT%EMSDPUSH, etc.
2013-12-24
Neo_M660 AT Command Set
Copyright © Neoway Technology Co., Ltd
iii
Contents
Boot LOG Instruction ................................................................................................................. 1
1 General Commands ................................................................................................................. 2
1.1 Querying the Manufacturer: +CGMI ........................................................................................................... 2
1.2 Querying the Module Model: +CGMM ....................................................................................................... 2
1.3 Querying the Version: +CGMR .................................................................................................................... 2
1.4 Querying IMEI: +CGSN .............................................................................................................................. 3
1.5 Querying the IMSI: +CIMI .......................................................................................................................... 3
1.6 Obtaining the ICCID of the SIM Card: +CCID ........................................................................................... 4
2 Mobile Device Control and Status Report .......................................................................... 4
2.1 Querying the Module Status: +CPAS ........................................................................................................... 4
2.2 Querying the Network Registration Status: +CREG .................................................................................... 5
2.3 Setting Module Functions: +CFUN ............................................................................................................. 6
2.4 Enabling or Disabling the Sleep Mode: +ENPWRSAVE............................................................................. 7
2.5 Clock: +CCLK ............................................................................................................................................. 7
2.6 Setting the Baudrate of the Module: +IPR ................................................................................................... 8
2.7 Entering the PIN Codes: +CPIN .................................................................................................................. 8
2.8 Enabling PIN and Querying MT and Network Device: +CLCK .................................................................. 9
2.9 Modifying the Password of the PIN: +CPWD ........................................................................................... 10
2.10 Extended Error Report: +CEER ............................................................................................................... 11
2.11 Setting Error Information: +CMEE .......................................................................................................... 12
2.12 Setting the Signal Indicator Status: +SIGNAL ........................................................................................ 12
2.13 Enabling the Hardware or Software Flow Control Function: +IFC ......................................................... 13
2.14 Enabling & Disabling the Terminal Display: ATE1/ATE0 ....................................................................... 14
3 Network Service Commands ............................................................................................... 14
3.1 Querying Signal Quality: +CSQ................................................................................................................. 14
3.2 Selecting and Registering a GSM Network: +COPS ................................................................................. 15
4 Calling Control Commands ................................................................................................. 16
4.1 Setting the Speaker Volume: +CLVL ......................................................................................................... 16
4.2 Mute Control: +CMUT .............................................................................................................................. 17
4.3 Dialing Command: ATD ............................................................................................................................. 17
4.4 Call Answering: ATA ................................................................................................................................. 18
4.5 Hanging Up Calls: ATH ............................................................................................................................. 19
4.6 Caller ID: CLIP .......................................................................................................................................... 19
4.7 Sending DTMF Tone: +VTS ...................................................................................................................... 20
4.8 Auto-Answer:ATS0 .................................................................................................................................... 20
4.9 Handfree Switch: +HANDFREE ............................................................................................................... 21
4.10 Starting the DTMF Detection: +DTMFDETECT .................................................................................... 22
4.11 Setting Echo Suppression Level in the Earphone Mode: +ESL ............................................................... 22
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