User guide

Chapter 3 – Supported GSM/WCDMA AT Commands
High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A) 47
&W Save Configuration
Description: This command writes the active configuration to a non-volatile memory (EEPROM) .
Syntax:
Command Responses
Action Command:
AT&W
OK
No Read and Test Commands
Values: None
Examples:
Command Responses
AT+IPR=9600
Note: Change data rate in memory only
OK
AT&W OK
AT+CFUN=1 OK
AT+IPR? +IPR: 9600
OK
+DR V42bis Data Compression Report
Description: This command enables or disables the +DR intermediate result code that represents the
current DCE-DCE data compression type. This intermediate result code, if enabled, is issued
before the final result code, after the service report control +CR, and before the +ILRR
intermediate report.
Syntax:
Command Responses
Action Command:
AT+DR=<status>
OK
Read Command:
AT+DR?
+DR: <status>
OK
Test Command:
AT+DR=?
+DR: (list of supported <status>s)
OK
Intermediate Response: +DR: <direction>
Values: <status> Status of the V42bis use
0 Disabled. Default value.
1 Enabled
<direction> DCE-DCE Data Compression Type
None Data compression is not use
V42B V42bis is in use in both directions
V42B RD V42bis is in use in receive direction only
V42B TD V42bis is in use in transmit direction only
Parameter Storage: <status> is stored in EEPROM using AT&W. The default value can be restored
using AT&F.