4. AT Command Set and S-Registers
4-33
3830-A2-GB91-20
November 1996
Table 4-3
(5 of 15)
Model 3830 S-Registers
S39
Receive Buffer Disconnect Delay
Determines the maximum amount of time the modem can continue to
send data in its Receive Buffer to the DTE after the modem is
commanded by the DTE to disconnect, or after the modem detects a line
disconnect.
Register has the following values:
0 = Disable (Immediate disconnect)
1 = 1 second
2 = 2 seconds
D
D
D
D
255 = 255 seconds
S41
Dial-Line Rate
Determines the modem’s highest data rate and modulation scheme for
operation on dial lines.
Register has the following values:
1 = 14,400 (V.32 bis)
2 = 12,000 (V.32 bis)
3 = 9600 (V.32 bis/V.32)
4 = 7200 (V.32 bis)
5 = 4800 (V.32 bis/V.32)
6 = 2400 (V.22 bis)
7 = 1200 (V.22)
8 = 1200 (212A)
10 = 0–300 (V21)
11 = 0–300 (103J)
12 = 1200/75 (V.23)
13 = 75/1200 (V.23)
20 = 19,200 (V.32
terbo
)
21 = 16,800 (V.32
terbo
)
Factory setting is 19,200 (V.32
terbo
).
