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Appendix a – Advantech PCM-3601 User Manual

Page 28

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Page: 27

Appendix A

Modem Register

The registers of the modem determine its operation characteristics.
This chapter describes the modem registers, except for those
reserved registers that can not be modified by the user.

S-Register Summary ___________________________________

Register Range Units Default

Function

S0

0-255 Rings

0

Rings to Auto-Answer

S1 0-255

Rings

0

Rings

Counter

S2 0-255

ASCII

43

Escape

character

S3

0-127 ASCII

13

Carriage return character

S4

0-127 ASCII

10

Line Feed Character

S5 0-255

ASCII

8

Backspace character

S6

2-255 s

2

Wait Time for Dial Tone

S6

5-6

s

6

Wait Time for Dial Tone (for CTR21)

S7

1-255 s

50

Wait Time for Carrier

S8

0-255 s

2

Pause Time for Dial Delay Modifier

S9

1-255 0.1s

6

Carrier Detect Response Time

S10

1-255 0.1s

14

Carrier Loss Disconnect Time

S11 50-255

0.001s 95

DTMF

Tone

Duration

S12

0-255 0.02s

50

Escape Prompt Delay

S13 - -

-

Reserved

S14

-

-

138(8Ah)

General Bit Mapped Options Status

S15 - -

-

Reserved

S16

-

-

0

Test Mode Bit Mapped Options
Status(&T)

S17

-

-

192(C0n)

Redial options status (&I)

S17

-

-

64(40n)

Redial options status (&I) (for CTR21)

S18 0.255

s

0

Test

Timer

S19 - -

0

AutoSync

Options

S20

0-255 -

0

AutoSync HDLC Address or BSC
Sync Character

S21

-

-

52(34h)

V.24/General Bit Mapped Options
Status

S22

-

-

117(75h)

Speaker/Results bit Mapped Options
Status

S23

-

-

62(3Dh)

General Bit Mapped Options Status

S24 0-255

s

0

Sleep

Inactivity

Timer