User`s guide

AT Commands and S-Registers

B-10 Issue 3 October 1995

Table B-1. AT Command and S-Register List (10 of 21)

AT Command/

S-Register

Description

S26=

RTS-TO-CTS DELAY

Sets the amount of time the DataPort PCX modem

waits after receiving the RTS signal before sending

the CTS signal to the computer. Accepts a value from

0 to 255 in 10 millisecond increments. S26 has no

effect if the modem is not in synchronous mode, or if

RTS Action (&R) is set to Ignore.

Factory setting is 1 (10 milliseconds).

S36 RESERVED

S37=

LINE CONNECTION SPEED

Sets the line connection speed (see F

). Invalid

numbers are treated as 0.

0 = Automode (F0)

1–3 = 300 bps (F1)

4 = Reserved

5 = V.22 1200 bps (F4)

6 = V.22bis 2400 bps (F5)

7 = V.23 (F3)

8 = V.32/V.32bis 4800 bps (F6)

9 = V.32/V.32bis 9600 bps (F8)

10 = V.32bis 12 kbps (F9)

11 = V.32bis 14.4 kbps (F10)

12 = V.32bis 7200 bps (F7)

13–15 = Reserved

S38

S40

S41

S44

S46

RESERVED