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XE2420G

Smallest World-Wide 2400 BPS Modem

Unspecified 

XE2420G Modem S-Registers

S0 Answer on nth Ring: S0 sets the modem to

automatically answer on the nth ring. Setting S0 to 0

disables automatic answer.

Range: 0 to 255

Units

Rings

Default 0

S7 Wait for Carrier after Dialing: S7 determines how

long the modem waits for a valid carrier signal after

dialing.

Range: 0 to 255

Units

Seconds

Default 80

S1 Ring Count: S1 is a read-only register showing the

S8 Comma Pause Time: S8 defines the duration of the

number of rings detected. If a ring is not detected

pause initiated by a comma in the dialing string. The

within 8 seconds, S1 is reset to zero.

pause is generally used when waiting for a second dial

Range: 0 to 255

tone.

Units

Rings

Range: 0 to 255

Default 0

Units

Seconds

Default 2

S2 Escape Character: S2 determines the ASCII escape

character. Values of 0-127 select valid characters;

S9 Carrier Detect Response Time: S9 establishes the

values from 128 to 255 disable the escape sequence.

length of time the remote modem's carrier must be

Range: 0 to 255

present to be recognized as valid.

Units

ASCII Character

Range: 1 to 255

Default 43 (+)

Units

0.1 Seconds

Default 6

S3 Line Termination Character: S3 determines the

ASCII character which will terminate commands and S10 Carrier Off Disconnect Delay: S10 selects how long

modem responses.

carrier must be lost before the modem disconnects.

Range: 0 to 127

Note: If S10 is smaller than the value of S9 or S10 is set

Units

ASCII Character

to 255, the modem will not automatically disconnect on

Default 13 (Carriage Return)

loss of carrier.

Range: 1 to 255

S4 Line Feed Character: S4 sets the ASCII character

Units

0.1 Seconds

to act as a line feed character in modem responses.

Default 14

Range: 0 to 127

Units

ASCII Character

S12 Escape Code Guard Timer: S12 sets the escape

Default 10 (Line Feed)

sequence guard timer. If characters are received before or

after the escape sequence, within the guard timer, the

S5 Backspace Character: S5 defines the ASCII

modem aborts the escape attempt and remains in data

character used as a backspace to edit the command

mode.

line.

Range: 10 to 255

Range: 0 to 127

Units

0.02 Seconds

Units

ASCII Character

Default 50

Default 8 (Back Space)

S14 Wait for Dial tone Delay: S14 determines how long the

S6 Dial Tone Wait Time: S6 determines how long the

modem will wait for dial tone when the W dial modifier is

modem waits for dial tone before dialing. The Dial

used.

Tone Wait Time cannot be set to less than two

Range: 0 to 255

seconds.

Units

Seconds

Range: 3 to 7

Default 12

Units

Seconds

Default 2

XECOM

(17)

XE2420G

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