3 - AT Commands, S-Registers and Result Codes

Register:

S37

Unit:

decimal

Range:

0-19

Default:

0

Description:

Sets the maximum dial line rate.

 

0 = maximum modem speed

 

1 = reserved

 

2 = 1200/75 bps

 

3 = 300 bps

 

4 = reserved

 

5 = 1200 bps

 

6 = 2400 bps

 

7 = 4800 bps

 

8 = 7200 bps

 

9 = 9600 bps

 

10 = 12000 bps

 

11 = 14400 bps

 

12 = 16800 bps

 

13 = 19200 bps

 

14 = 21600 bps

 

15 = 24000 bps

 

16 = 26400 bps

 

17 = 28800 bps

 

18 = 31200 bps

 

19 = 33600 bps

Register:

S42

Unit:

decimal

Range:

0-1

Default:

1

Description:

For testing and debugging only. Enables/disables

 

the V.32bis and V.22bis auto rate. Retrain and

 

fallback are disabled in data mode. 0 = disable; 1

 

= enable.

Register:

S43

Unit:

decimal

Range:

0-1

Default:

1

Description:

For testing and debugging only. Enables/disables

 

V.32bis start-up auto mode operation. 0 = disable;

 

1 = enable.

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Multi-Tech Systems MT3334ZDXV owner manual S37, S42, S43