MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 120

• 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

Data Rate +WDR
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
Command syntax: AT+WDR=
This command allows the data rate for bearer data to be configured for outgoing and incoming calls.
<out_coding_type>: Data Coding Type for Outgoing Calls.
<in_coding_type>: Data Coding Type for Incoming Calls.
Data Coding
Data Coding
AT+WDR=
AT+WDR?
Note: <out_coding_type> is related to outgoing calls, and <in_coding_type to incoming calls.
AT+WDR=1
(<in_coding_type> parameter is omitted)
AT+WDR=1
Command
AT+WDR=?
AT+WDR=?
Note: Configure data type FR, HR with HR
preferred for outgoing calls
Note: Configure data type FRfor incoming
calls (<out_coding_type> parameter is
omitted)
AT+WVR?
Note: Ask for the current values
AT+WDR=3
Note: Illegal value
Type
Type
0
1
2
3
0
1
<out_coding_type>[,<in-coding_type>]
[<out_coding_type>],<in-coding_type>
+WDR: <out_coding_type>[,<in-coding_type>
Preferred
Type
Type
HR
HR
FR
FR
FR
FR
Other Supported Types
Default incoming data calls rate
Default Values
HR
HR
FR
+CME ERROR: 3
Note: Syntax error
Possible responses
+WDR: (0-2),(0-2)
Note: If Half Rate is available in both directions
+WDR: (0),(1)
OK
Note: If Half Rate is notavailable.
OK
Note: Bearer is configured
OK
Note: Bearer is configured
+WVR: 1,1
OK
Default incoming voice calls rate
Default Values
Chapter 13 – Specific AT Commands
120