Evaluation Kit for CMX868

EV8680

© 2000 Consumer Microcircuits Limited

20

UM8680/2

S-Registers

The following table gives a brief description of the available S-registers and their functions. Register range,

units and factory profiles are also listed

.

S-Register

Factory Profiles

Reg

Range

Units

Description

‘0’

(Default at

Power up

)

‘1’

S0

0-255

Rings

Automatic answer - Number of rings until

automatic answer. If the register is zero the

modem will not automatically answer.

0

5

S1

0-255

Rings

Count incoming rings - This register is read

only and contains the number of rings

detected by the modem.

0

0

S2

0-127

ASCII

Decimal

Escape character value - This register

defines an ASCII decimal value of the

escape character. The default setting is an

ASCII + and the escape sequence is +++. A

value

over

127

disables

the

escape

sequence.

43

43

S3

0-127

ASCII

Decimal

Carriage return character - Contains the

ASCII

decimal

value

of

the

character

recognised as the command line terminator.

This character will also be sent at the end of

result codes.

13

13

S4

0-127

ASCII

Decimal

Line feed character - Contains the ASCII

decimal value of the character recognised by

the modem as the line feed.

The modem

sends the line feed character after a carriage

return only when word responses are sent.

10

10

S5

0-127

ASCII

Decimal

Backspace character - Contains the ASCII

decimal value of the character recognised as

a backspace.

8

8

S6

2-255

s

Wait time for blind dialling - Sets the

length of time to pause after the modem goes

off the hook before the modem dials the first

digit of the telephone number.

2

2

S7

1-255

s

Wait for carrier after dial - Sets the length

of time the modem waits for a carrier before

returning on-hook.

50

50

S8

0-255

s

Pause Time for Comma Dial Modifier -

Specifies the number of seconds to pause for

each comma (,) encountered in a dial string.

2

2