At+Stpb Transmit Parity Bit (For 7E1 & 7O1 Only) - Multi-Tech MultiModem EDGE Reference Manual

4.10 AT+STPB Transmit Parity Bit (for 7E1 & 7O1 Only)
This command is intended for use with 7E1 and 7O1 only. In addition to the 7E1 or 7O1
Description:
settings made with AT+ICF the command AT^STPB specifies whether or not to transmit the
parity bit over the air.
Command Descriptions:
The test command returns the supported values of the parameter <n>.
The read command returns the current value of the parameter <n>.
The write command can be used to control the handling of the parity bit. If command fails,
"+CME ERROR: unknown" will be returned.
Test Command Syntax:
Response(s):
Read Command Syntax:
Response(s):
Write Command Syntax:
Response(s):
Parameter Descriptions:
<n>
0
1
Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371G)
AT^STPB=?
^STPB: (list of supported <n>s)
OK
AT^STPB?
^STPB: <n>
OK
AT^STPB=<n>
OK
ERROR
+CME ERROR: unknown
The parity bit will not be transmitted over the air and will be replaced with 0.
This mode is the default setting if 7E1 or 7O1 is activated with AT+ICF.
In a data connection 8 bits will be transmitted, including the parity bit; i.e., the parity bit will
be properly transmitted over the air. The setting shall be used if problems are encountered
when Multi-Tech wireless modem is running in the default 7E1 or 7O1 mode enabled with
AT+ICF. In this case, AT^STPB=1 shall be set in addition to the 7E1 or 7O1 settings
selected with AT+ICF.
Chapter 4 – Serial Interface Control Commands
63