MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 119

• Manufacturer Part Number: MTCMR-G-F4
• Description: MODEM GPRS QUAD BAND GSM GLOBAL
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-G-F4

• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Function: Transceiver, Modem
• Data Rate - Maximum: 115.2kbps
• Modulation Or Protocol: GSM, GPRS
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module with Case
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Power - Output: -
• Sensitivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 881-1151; MTCMR-G-F4

Voice Rate +WVR
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
Command syntax: AT+WVR=
This command allows the voice rate for bearer voice to be configured for outgoing and incoming calls.
Note: According to the modem’s capabilities, the following voice coding type are allowed:
Voice coding type.
Voice Coding
AT+WVR=
AT+WVR?
Note: <out_coding_type> is related to outgoing calls; <in-coding_type> to incoming calls.
AT+WVR=1
Note: Configure voice type FR and EFR
for outgoing calls only
AT+WVR=1,4
AT+WVR=,4
Command
Note: Configure voice type FR and EFR
for outgoing calls and HR and EFR for
incoming calls
Note: Configure voice type HR and
EFR for incoming calls
AT+WVR?
Note: Ask for the current values
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=?
AT+WVR=6
Note: Syntax error
Type
10
11
12
13
14
15
•
•
0
1
2
3
4
5
6
7
8
9
Modem that supports AMR: FR, EFR, AMR-FR, AMR-HR are supported.
Modem that does not support AMR: FR, EFR, HR are supported.
<out_coding_type>[,<in-coding_type>]
[<out_coding_type>],<in-coding_type>
+WDR: <out_coding_type>,<in-coding_type>
OK
Preferred
AMR-HR
AMR-HR
AMR-HR
AMR-HR
AMR-FR
AMR-FR
AMR-FR
AMR-FR
AMR-FR
Type
EFR
EFR
EFR
HR
HR
FR
FR
Other Supported Types
EFR, AMR-HR, HR, FR
HR, AMR-FR, EFR, FR
EFR, AMR-HR, FR
AMR-FR, EFR, FR
FR, AMR-HR, HR
HR, AMR-FR, FR
FR, AMR-HR
AMR-FR, FR
AMR-HR, FR
HR, FR
FR, HR
EFR
HR
FR
FR
+CME ERROR: 3
Note: Syntax error
Possible responses
OK
Note: Bearer is configured for outgoing calls
OK
Note: Bearer is configured for outgoing calls and
incoming calls
OK
Note: Bearer is unchanged for outgoing calls and
configured for incoming calls
+WVR: 1,1
OK
+WVR: (0,2,3),(0,2,3)
Note: If Half Rate is available
+WVR: (0,1),(0,1)
Note: If EFR available.
+WVR: (0),(0)
Note: If neither HR nor EFR is available
+WVR: (0-5,15),(0-5,15)
Note: If HR and EFR are available
+WVR:
(0,2,3,10,11,12,13,14),(0,2,3,10,11,12,13,14)
Note: If Half Rate and AMR are available
+WVR: (0,1,6,9,10,11,12,13),(0,1,6,9,10,11,12,13)
Note: If EFR and AMR are available
+WVR: (0,10,12,13),(0,10,12,13)
Note: If AMR is available
+WVR: (0-15),(0-15)
Note: If HR,EFR, and AMR are available
Default incoming voice calls rate
Default outgoing voice calls rate
Default Values
Chapter 13 – Specific AT Commands
119