S18 Dial-Pulse Interdigit Period; S21 V.24/General Bit-Mapped Options Status - US Robotics 56K USB Modem User Manual

Table 213. Register S14 Bits
Bit
3 Result codes (V <value>).
6 Pulse dial pulses/s selection (&Pn).
S18—Dial Pulse Interdigit Period
This register sets the delay between dial pulses.
Range: 0—255 in 5 ms increments.
• Default:
• Units: 0.05 seconds.
* The register default shown here is for North America.
S21—V.24/General Bit-Mapped Options Status
S21 indicates the status of command options. Only bits 3, 4, and 5 are used; they are read only.
• Default: 48 (00110000b).
Table 214. Register S21 Bits
Bit
3—4 DTR behavior (&Dn).
5 DCD behavior (&Cn).
S22—Results Bit-Mapped Options Status
S22 indicates the status of command options. Only bits 4, 5, 6, and 7 are used; they are read-only.
• Default: 112 (01110000b).
Table 215. Register S22 Bits
Bit
4—6 Result codes (X <value>).
7 Pulse dial make/break ration (&P
<value>).
Description
Description
Description
Value
0 = Numeric (V0).
1 = Verbose (V1) (default).
0 = 10 pulses/s (&P0 and &P1) (default).
1 = 20 pulses/s (&P2).
Value
0 = &D0.
1 = &D1.
2 = &D2 (default).
3 = &D3.
0 = &C0.
1 = &C1 (default).
Value
0 = X0.
4 = X1.
5 = X2.
6 = X3.
7 = X4 (default).
0 = 33/67 make/break ratio (&P1 and &P2)
(default).
1 = 39/61 make/break ratio.
Command Reference - 100
56K USB Modem
User Guide