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ZyXEL Communications 2864 User Manual

Page 71

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6–5

RTS OPTIONS

DSR OPTIONS

COMMAND ECHO

RESULT CODE

DTE ASYNC SPEED

+ IGNORED

AT&R1

The modem assumes that RTS is always ON
and ignores the serial port signals. (Default)

CTS TRACKS
RTS

AT&R0

Delay before CTS responds to RTS's change.
The delay is set in

S26

.

Note:

Effective only in synchronous mode. This setting is ignored in asyn-
chronous mode. RTS is always used as a hardware flow control sig-
nal in this case.

+ ALWAYS ON

AT&S0

The modem forces DSR to always remain ON.
(Default)

DATA SET
READY

AT&S1

According to ITU-T. DSR ON during handshake.
If

S41.5=1

, DSR follows CD, and pulses off for

0.5 sec for CD on-off transition. If

S44.4=1

,

DSR follows DTR.

+ ENABLED

ATE1

The modem echoes commands. (Default)

DISABLED

ATE0

The modem does not echo commands.

+ ENABLED

ATQ0

The modem returns result codes. (Default)

DISABLED

ATQ1

The modem does not return result codes.

ATQ2

If

S40.1=1

, the modem does not return result

codes in answer mode.

230400

Selects DTE port asynchronous serial speed. AT
command auto speed detection will override
this selection.

115200
76800
57600

307200

38400

153600

19200

102400

16800

61400

14400

51200