Multi-tech-systems CDMA Wireless Modem Manuale Utente Pagina 40
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Chapter 5 – Call Control Commands
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 40
Microphone Gain +VGT
Description: This command sets the microphone gain of the current audio path.
Values: <MicGain> value to Microphone relative gain:
AT+VGT Value Microphone Relative Gain Step (dB)
0 -2
1 +6
2 +8
3 +16
Syntax: Command syntax: AT+VGT=<MicGain>
Command Possible Responses
AT+VGT=2 OK
Note: Command valid
AT+VGT?
Note: Interrogate value
+VGT: 2
OK
Note: Current value
AT+VGT=?
Note: Test command
+VGT : (0-3)
OK
Note: Possible values
Volume Gain Control +VGR
Description: This command is used by the application to tune the receive gain of the speaker. If the
modem is in the Idle state, it will generate an audible tone at the selected volume.
Values: <RGain> value to Speaker relative gain:
AT+VGR Value Speaker Relative Gain Step (dB)
0 Mute
1 -23
2 -17
3 -11
4 -5
Syntax: Command syntax: AT+VGR=<Rgain>
Command Possible Responses
AT+VGR=2 OK
Note: Command valid
AT+VGR?
Note: Interrogate value
+VGR: 2
OK
Note: Current value
AT+VGR=?
Note: Test command
+VGR : (0-4)
OK
Note: Possible values; default: 3
- Contents 3
- CHAPTER 1 - INTRODUCTION 11
- Definitions 12
- Chapter 1 - Introduction 13
- Line Settings 14
- Command Line 14
- Key Press or Release +CKEV 17
- Mode Preference +COPS 18
- Call Answered +WANS 20
- Call Connected +WCNT 20
- Call Ended +WEND 20
- Flash Indication +WFSH 21
- General Indicator +WIND 22
- Call Originated +WORG 23
- Roaming Indication +WROM 24
- Emergency Mode +WSOS 24
- Current NAM Change +WNAM 25
- Voice Mail Indicator +WVMI 25
- Power Save +WSPS 26
- HAPTER 4 - GENERAL COMMANDS 27
- Clock Management +CCLK 31
- Ring Melody Playback +CRMP 31
- View Modem Timers +WTMR 33
- Modem Serial Number +WMSN 33
- Dial Command D 34
- Hang-Up Command H 35
- Answer a Call A 36
- Remote Disconnection 36
- DTMF Signals +VTD, +VTS 37
- Automatic Answer S0 38
- Incoming Call Bearer +CICB 39
- Microphone Gain +VGT 40
- Volume Gain Control +VGR 40
- Echo Cancellation +ECHO 42
- TTY Mode +WTTY 43
- Band Preference +WBND 45
- Roam Preference +WRMP 46
- Change NAM Selection +WNAM 48
- Read Current NAM +WCNM 48
- Enter PIN +CPIN 51
- Enter PIN2 +CPIN2 52
- Change Password +CPWD 54
- Card Identification +CCID 54
- Parameters Definition 55
- Read Message +CMGR 59
- List Message +CMGL 61
- Send Message +CMGS 62
- Delete Message +CMGD 64
- Message Overwriting +WMGO 66
- Change SMS Status +WUSS 66
- Call Forwarding +CCFC 68
- Command Possible Responses 70
- CHAPTER 10 - DATA COMMANDS 72
- Cellular Result Codes +CRC 73
- Fixed DTE Rate +IPR 76
- Set DCD Signal &C 77
- Save Configuration &W 81
- Phonebook Read +CPBR 85
- Phonebook Search +CPBP 85
- Avoid Phonebook Init +WAIP 86
- (GPS) AT COMMANDS 87
- Read GPIO Value +WIOR 97
- Write GPIO Value +WIOW 97
- Play Tone +WTONE 98
- Play DTMF Tone +WDTMF 99
- Hardware Version +WHWV 99
- Select Voice Gain +WSVG 100
- Status Request +WSTR 100
- Ring Indicator Mode +WRIM 101
- 32kHz Sleep Mode +W32K 101
- Software Version +WSSW 102
- Custom Character Set +WCCS 103
- CPHS Command +CPHS 104
- Reset +WRST 105
- Set Standard Tone +WSST 105
- Security PIN +WPIN 107
- Minute Alert +WMBP 108
- CHAPTER 15 - SIM TOOLKIT 111
- +STSF=X,XXXXXXXX 112
- Chapter 15 – SIM TOOLKIT 113
- Error Codes 115
- Example 123
- Set IMSI +WIMI 125
- SID and NID +WSID 125
- Slot Cycle Index +WSCI 126
- Packet Dial String +WPDS 127
- Commit Changes +WCMT 128
- Read SID/NID Entries +WSNR 129
- Service Programming Example 130
- Remote Async/Fax Command X 131
- Select Tone Dialing T 131
- Select Pulse Dialing P 132
- Error Control Report +ER 134
- Modulation Selection +MS 137
- V.18 Selection +MV18S 139
- Cellular Extension +CXT 139
- Battery Charge +CBC 142
- Serving System +CSS 144
- CHAPTER 18 – FAX PARAMETERS 148
- IS-707.3 Fax Parameters 149
- IS-707.3 Fax Action Commands 149
- CDMA OPERATION 150
- Set DM Baud Rate $QCDMR 156
- SCRM’ing Selection $QCSCRM 157
- R-SCH Selection $QCTRTL 157
- R-SCH Selection $QCMIP 158
- MIP Selection $QCMIPP 159
- Specific Error Result Codes 167
- Final Result Codes 167
- Intermediate Result Codes 168
- Parameters Storage 168
- Code Meaning 169
- Example with Incoming Calls 171
- When the MS is Powered On 172
- (Chapter 3) 174
- Excess SPC Failures +WLCK 186
- Signal Quality +CSQ 188
- Facility Lock +CLCK 189
- Boot URL +WBURL 192
- Trusted Domain +WTDMN 192
- Proxy Address +WDPXY 193
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