Specifications
Table Of Contents
- Chapter 1 – Introduction
- Chapter 2 – AT Commands Overview
- Chapter 3 - General Commands
- Chapter 4 – Identification Commands
- Chapter 5 – Query Commands
- Chapter 6 – Global Configuration Commands
- Chapter 7 – Status Commands
- Chapter 8 – Communication Commands
- Fixed DTE Rate +IPR
- DTE-DCE Local Flow Control +IFC
- Set DCD Signal &C
- Set DTR Signal &D
- Set DSR Signal &S
- V.42bis Data Compression +DS
- V.42bis Data Compression Report +DR
- Hang-Up 1x Data Command +WCHD
- Automatic Answer S0
- Line Termination Character S3
- Response Formatting Character S4
- Command Edit Character S5
- Connection Completion Timeout S7
- Carrier Detect Threshold S9
- Automatic Disconnect Delay S10
- DTMF Duration and Spacing S11
- Chapter 9 – Call Control Commands
- Dial Command D
- Hang-Up Command H
- Answer a Call A
- Calling Line Identification Presentation +CLIP
- Call Waiting Indication +CCWA
- Incoming Call +RING
- Set Voice Privacy Level +WPRV
- Emergency Mode +WSOS
- Call Answered +WANS
- Call Connected +WCNT
- Call Ended +WEND
- Call Originated +WORG
- CPHS Command +CPHS
- Voice Mail Indicator +WVMI
- List Current Call State +CLCC
- Call Forwarding +CCFC
- Send Flash to Base Station +WFSH
- Send DTMF Tones +VTS
- Chapter 10 – Network Service Commands
- Serving System +CSS
- Set Rm Interface Protocol +CRM
- Signal Quality +CSQ
- Network Registration & Roaming +CREG
- Set More Preferred Rescans +WTBMPRS
- Band Preference +WBND
- Service Indication +WSRV
- Roam Preference +WRMP
- Default Cell Band +WDCB
- Roaming Indication +WROM
- Enhanced Roaming Indication +WERI
- Cell Environment and RxLev Indication +CCED
- Chapter 11 – Provisioning Control Commands
- Chapter 12 – OTASP / OTAPA Indications
- Chapter 13 – OMA / DM Control Commands
- Chapter 14 – Short Message Service Control Commands
- Send Message +CMGS
- Read Message +CMGR
- List Message +CMGL
- Delete Message +CMGD
- Preferred Message Storage +CPMS
- Set SMS Compose Language and Encoding +WSCL
- New Message Indication +CNMI
- Incoming Message Directly Displayed +CMT
- Incoming Message Stored in Memory +CMTI
- SMS Status Report Indication Directly Displayed +CDS
- SMS Message Storage Full +WMGF
- Chapter 15 – Audio Commands
- Audio Subsystem Overview
- Speaker & Microphone Selection +SPEAKER
- Microphone Gain Enable +MGE
- Microphone Gain +VGT
- Speaker Gain Control +VGR
- Digital Gain Transmit +WDGT
- Digital Gain Receive +WDGR
- Side Tone Modification +SIDET
- Echo Cancellation +ECHO
- Loudspeaker Volume Level +CLVL
- Initialize Voice Parameters +VIP
- Audio Loopback &T
- Chapter 16 – Data Commands
- Chapter 17 – TCP App AT Commands (For Non-UIP Builds)
- Configure TCP/IP +WIPCFG
- Bearer Configuration +WIPBR
- Bearer Status +WIPBR
- Service Creation +WIPCREATE
- Service Status Unsolicited Response 1 +WIPREADY
- Service Status Unsolicited Response 2 +WIPACCEPT
- Service Status Unsolicited Response 3 +WIPERROR
- Last Socket Error Query +WIPERR
- Socket Data Exchange +WIPDATA
- TCP/IP Service Option Handling +WIPOPT
- Closing a Service +WIPCLOSE
- Close Service Status +WIPPEERCLOSE
- Enable Relay Mode for SIP Dial-Up +WRLY
- Chapter 18 – Sleep Commands (Not for UIP)
- Chapter 19 – Host Application Scenarios
- Chapter 20 – Effects of AT&W, ATZ, and AT&F
- Chapter 21 – CDMA Terminology and Acronyms
- Index

Chapter 20 – Effects of AT&W, ATZ, and AT&F
Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide 121
Command
Name
Saved Directly
to NV
Saved to NV
with &W
Affected by Z
Affected by &F
Listed
by &V
+WSCL
Yes
Yes
Yes (Set to NV)
Yes (Set to 0,0)
Yes
+WSID
No
No
(+WCMT)
No
No
No
+WSPS
No
No
No
No
No
+WSOS
No
No
No
No
No
+WSPC
Yes
No
No
No
No
+WTBMPRS
Yes
Yes
Yes (Set to NV)
Yes (Set to 3)
Yes
+WUSLMSK
Yes
Yes
Yes (Set to NV)
Yes (Set to
FFFFDFF6,0)
Yes
+WWAKE
No
No
No
No
No
A
No
No
No
No
No
D
No
No
No
No
No
E
No
No
Yes (Set to 1)
Yes (Set to 1)
Yes
H
No
No
No
No
No
I
No
No
No
No
No
L
No
No
Yes (Set to 0)
Yes (Set to 0)
Yes
M
No
No
Yes (Set to 0)
Yes (Set to 0)
Yes
S0
No
No
Yes (Set to 0)
Yes (Set to 0)
Yes
S10
No
No
Yes (Set to 14)
Yes (Set to 14)
Yes
S11
No
No
Yes (Set to 95)
Yes (Set to 95)
Yes
S3
No
No
Yes (Set to 13)
Yes (Set to 13)
Yes
S4
No
No
Yes (Set to 10)
Yes (Set to 10)
Yes
S5
No
No
Yes (Set to 8)
Yes (Set to 8)
Yes
S6
No
No
Yes (Set to 2)
Yes (Set to 2)
Yes
S7
No
No
Yes (Set to 50)
Yes (Set to 50)
Yes
S8
No
No
Yes (Set to 2)
Yes (Set to 2)
Yes
S9
No
No
Yes (Set to 6)
Yes (Set to 6)
Yes
T
No
No
No
No
No
Z
No
No
No
No
Yes










