US Robotics 56K MESSAGE MODEM - QUICK FOR WINDOWS Guia do Utilizador descarregar pdf (Página 68)

64 56K Message Modem

Register Default Function

S33 0 Bit mapped register setup. To set the

register, see the instructions

for S13.

Bit Value Result

0 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.

S34 0 Bit mapped register setup. To set registers, see

instructions for S13.

Bit Value Result

0 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-S37 Reserved

1 2 ... 63 64 65 66 67 68 69 70 71 72 73 74 75

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