38
SPEEDSTER 288 INTERNAL FAX/MODEM
Register
Default
Function
S33
0 (zero)
Bit-mapped register setup. 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 rate.
6
64
Reserved.
7
128
Disable shaping.
S34
0 (zero)
Bit-mapped register setup. To set registers,
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.
S35 through S37
Reserved.
