MultiModemDID User Guide |
| Chapter 4 - AT Commands, | ||
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S36 | decimal | 7 | Specifies the action to take in the event of a | |
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| negotiation failure when error control is |
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| selected. (See S48.) |
S37 | decimal | 0 | Sets the maximum V.34 “upstream” speed | |
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| at which the modem attempts to connect. |
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| Value Speed |
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 |
S38 | decimal | 1 | Sets the maximum 56K “downstream” speed | |
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| at which the modem attempts to connect. | |
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| The default maximum speed is 56K bps. | |
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| Note: When using V.34 or V.32 | |
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| connections in poor conditions, setting | |
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| S38=0 may result in better performance. | |
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| Value | Rate |
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| 0 | 56K disabled |
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| 1 | 56K autorate |
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| 2 | 28000 bps |
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| 3 | 29333 bps |
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| 4 | 30666 bps |
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| 5 | 32000 bps |
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| 6 | 33333 bps |
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| 7 | 34666 bps |
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| 8 | 36000 bps |
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| 9 | 37333 bps |
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| 10 | 38666 bps |
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| 11 | 40000 bps |
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| 12 | 41333 bps |
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| 13 | 42666 bps |
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| 14 | 44000 bps |
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| 15 | 45333 bps |
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| 16 | 46666 bps |
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