COURIER HIGH SPEED MODEMS
B-12 Summaries and Tables
Table B.5
&F3 HST Cellular Template
NVRAM Options
Setting Description
Handshake option
B1
HST-mode/Bell answer tone
Normal/error control/sync
&M4
Normal/error control
Data compression
&K1
Enabled
Transmit data flow control
&H1
Hardware flow control
Rec'd data hardware flow control
&R2
Enabled
Rec'd data software flow control
&I0
Disabled
Serial port rate select
&B1
Serial port rate fixed higher than
connect rate
Link rate select
&N0
Variable
Result code subset
X7
Extended. Includes all codes
except VOICE.
Protocol response codes
&A3
Full protocol codes
Tone/Pulse dialing
P
Pulse dial
Online local echo
F1
Disabled
Speaker control
M1
ON during dial through connect
Remote Digital Loopback (RDL)
&T5
Deny RDL
Normal/Leased/Cellular line
&L2
HST Cellular
Carrier loss wait time
S10=30
Waits 3 seconds before hanging up
Data Set Ready override
&S0
Enabled
Break handling
&Y1
Clear buffer, send immediately
Stored telephone number
&Z0
−
9=0
Blank
Pulse dial make/break ratio
&P0
U.S./Canada
Guard tone
&G0
U.S./Canada
Word length*
8
Parity*
0
None
DTE rate* (Kbps)
19.2
_
* Detected by the modem from the AT prefix of the &W command
that writes your defaults to NVRAM. Set your software to the desired
word length, parity, and serial port rate defaults before sending the
modem the AT . . . &W string.