MT5634 Modem; AT Command Set

Register

Unit

Range

Default

Description

 

 

 

 

 

S37

decimal

0–19

0

Sets the maximum V.34 "upstream" speed at which

 

 

 

 

the modem attempts to connect.

 

 

 

 

0

= maximum 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

S38

decimal

0–23

1

Sets "downstream" data rate where V.90 provides

 

 

 

 

rates of 28,000 to 56,000 bps in increments of

 

 

 

 

1,333 bps.

 

 

 

 

0

= V.90 disabled

 

 

 

 

1

= V.90 auto rate

 

 

 

 

2

= 28,000 bps

 

 

 

 

3

= 29,333 bps

 

 

 

 

4

= 30,666 bps

 

 

 

 

5

= 32,000 bps

 

 

 

 

6

= 33,333 bps

 

 

 

 

7

= 34,666 bps

 

 

 

 

8

= 36,000 bps

 

 

 

 

9

= 37,333 bps

 

 

 

 

10

= 38,666 bps

 

 

 

 

11 = 40,000 bps

 

 

 

 

12

= 41,333 bps

 

 

 

 

13

= 42,666 bps

 

 

 

 

14

= 44,000 bps

 

 

 

 

15

= 45,333 bps

 

 

 

 

16

= 46,666 bps

 

 

 

 

17

= 48,000 bps

 

 

 

 

18

= 49,333 bps

 

 

 

 

19

= 50,666 bps

 

 

 

 

20

= 52,000 bps

 

 

 

 

21

= 53,333 bps

 

 

 

 

22

= 54,666 bps

 

 

 

 

23

= 56,000 bps

 

 

 

 

Upstream data rates: Upstream V.90 data rates are

 

 

 

 

4800 to 33,600 bps in 2400 bps increments.

S43

decimal

0–1

1

For testing and debugging only. Enables/disables

 

 

 

 

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

 

 

 

 

1

= enable.

4-2

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Image 26
Western Telematic MT5634 manual S37 Decimal