3Com PC Card User Manual - page 37

S Registers

33

Common Registers

S0

Ring To Answer On. 0 = No auto answer. Any other = Modem answers after this 

number of rings. Default = 0. Storable.

S1

Ring Count. This register is reset to 0 if 8 seconds elapse since receipt of the previous 

ring. Default = 0. Nonstorable.

S2

Escape Sequence Character. If the value is greater than 127, escape sequence is 

disabled. Default = 43 (+). Value: 0 - 127. Nonstorable.

S3

Carriage Return Character. Default = 13 (ASCII CR). Value: 0 - 127. Nonstorable.

S4

Line Feed Character. Default = 10 (ASCII LF). Nonstorable. 

S5

Backspace Character. Value: 0 - 255. Default = 8 (ASCII BS). Nonstorable.

S6

Wait Time For Dial Tone Or Before Dialing. Value: 2 - 255. Default = 2. Storable.

S7

Wait Time For Carrier / Second Dial Tone. Value: 1 - 255. Default = 30. Storable.

S8

Duration for Pause (,) Dial Modifier. Value: 0 - 255. Default = 2. Storable.

S9

Carrier Detect Response Time. Value: 1 - 255 (seconds). Default =1. Storable.

S10

Delay Between Lost Carrier And Hang Up. S10 = 255 implies infinite delay. Value: 1 - 

255 (seconds). Default = 14. Storable.

S11

DTMF Tone Duration and Silence Time Between Tones. Value: 50 - 255 (ms). Default 

= 95. Storable.

S12

Escape Sequence Prompt Time. 55 in 20 ms increments (0 - 5.1 s). 0 = Do not check 

guard time. Value: 0 - 2w. Default = 50. Storable.

S13

Caller ID. Storable. Bit 0 is used to enable/disable modem caller ID display and log.

■

0 = Disable modem caller ID display and log

■

1 = Enable modem caller ID display and log

Bits 1-2 are used for caller ID display format

■

0 = Basic caller display

■

1 = Extended caller display

■

2 = Rockwell formatted display

■

3 = Rockwell unformatted display