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Reg Default
S33
0
S34
0 (zero) Bit mapped register setup. To set registers,
S35-
S37
Reserved.
S38
0
54
Sportster Winmodem 33600 & x2/56K - User's manual
7
128
Reserved
Function
Bit mapped register setup for the 28.8 speed
modems only. To set the register, see the
instructions for S13.
Bit Value Result
0 (zero)1
Disable 2400 symbol rate.
1
2
Disable 2743 symbol rate.
2
4
Disable 2800 symbol rate.
3
8
Disable 3000 symbol rate.
4
16
Disable 3200 symbol rate.
5
32
Disable 3429 symbol rate.
6
64
Reserved.
7
128
Disable shaping.
see instructions for S13.
Bit Value Result
0 (zero)1
Disable 8S-2D trellis encoding
1
2
Disable 16S-4D trellis encoding
2
4
Disable 32S-2D trellis encoding.
3
8
Disable 64S-4D trellis encoding.
4
16
Disable non-linear coding.
5
32
Disable TX level deviation.
6
64
Disable Pre-emphasis.
7
128
Disable Pre-coding.
Sets an optional delay, in seconds, before a
forced hang-up and clearing of the Transmit
buffer when DTR drops during an ARQ call.
This allows time for a remote modem to
acknowledge receipt of all transmitted data
before it is disconnected.
Default 0: the modem immediately hangs up
when DTR drops.
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