ZYXEL COMMUNICATIONS CORPORATION

U-336RE

Card Type

Modem (synchronous/asynchronous)

Chip Set

Unidentified

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Unidentified

Fax Modulation Protocol

Unidentified

Error Correction/Compression

Unidentified

Fax Class

Unidentified

Data Bus

External

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Off-hook data mode

SW1

Off

On-hook voice mode

SW1

On

Answer mode

SW2

Off

Originate mode

SW2

On

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Unidentified

On

Power is on

PWR

Unidentified

Off

Power is off

TST

Unidentified

On

Modem is in test mode

TST

Unidentified

Off

Modem is not in test mode

V34

Unidentified

On

Modem is operating in V.34

V34

Unidentified

Off

Modem is not operating in V.34

V34

Unidentified

Blinking

Modem is in handshaking state

TXD

Unidentified

On

Modem is transmitting data

TXD

Unidentified

Off

Modem is not transmitting data

RXD

Unidentified

On

Modem is receiving data

RXD

Unidentified

Off

Modem is not receiving data

CD

Unidentified

On

Carrier signal detected

CD

Unidentified

Off

Carrier signal not detected

DTR

Unidentified

On

Computer is ready to send/receive data

DTR

Unidentified

Off

Computer is not ready to send/receive data

DSR

Unidentified

On

Modem is ready to send/receive data

DSR

Unidentified

Off

Modem is not ready to send/receive data

RTS

Unidentified

On

DTE requesting to send data for transmission

RTS

Unidentified

Off

DTE not requesting to send data for transmission

CTS

Unidentified

On

Modem clear to send

CTS

Unidentified

Off

Modem not clear to send

OH

Unidentified

On

Modem is off-hook

OH

Unidentified

Off

Modem is on-hook

ORG

Unidentified

On

Modem is in originate mode

ORG

Unidentified

Off

Modem is not in originate mode

RI

Unidentified

On

Modem is in auto-answer mode

RI

Unidentified

Off

Modem is not in auto-answer mode

RI

Unidentified

Blinking

Modem is detecting an incoming call

SQ

Unidentified

On

Signal quality good

SQ

Unidentified

Off

Signal quality not good

SQ

Unidentified

Blinking

Signal marginal

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, B, E, H, M, O, T, V

&C, &F, &J, &M, &R, &T, &X, &Z

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S16

 

 

 

 

 

 

 

Proprietary AT Command Set

BREAK HANDLING

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Break handling

Command

Function

í &Y0

Break sent to remote modem immediately

&Y1

Break sent to remote modem and buffer cleared

&Y2

Send break with transmitted data

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &Vn [cmds]

Description:

Displays active and stored configuration profiles

Command

Function

&V0

View current active settings

&V1

View user profile 1

&V2

View user profile 2

&V3

View user profile 3

&V4

View user profile 4

&V5

View factory default settings

DATA RATE

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Controls the DTE rate

Command

Function

í &B0

Serial speed follows connect speed

&B1

Serial speed locked

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

í &S0

DSR forced high

&S1

DSR according to CCITT (ITU-TSS)

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Note: The action each variant of &D causes depends on the setting of &Q

Command

Function

í &D0

Modem does not respond to DTR

&D1

Modem goes to command mode after DTR goes is off

&D2

Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled.

&D3

Modem is initialized after DTR goes off

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials telephone number according to any modifiers included in the string

Note:

Any combination of modifiers can be used to produce the desired dial functions in sequence.

Command

Function

DP

Pulse dialing enabled

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

DW

Dialing resumed following dial tone detection

D,

Dialing paused for amount of time specified in S8 register

D!

Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.

D@

Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string.

DL

Repeat last ATD command

D;

Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.

DOWNLOAD FIRMWARE

Type:

Configuration

Format:

AT [cmds] UPX [cmds]

Description:

Download firmware to the Flash EPROM using Xmodem protocol

ERROR CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables error control options

Command

Function

&K0

Error control disabled

&K1

Error control enabled

&K2

MNP4 and MNP5 error control enabled

í &K3

V.42 and MNP4 error control enabled

&K4

V.42 and V.42bis error control enabled

GUARD TONE

Type:

Configuration

Format:

AT [cmds] &Gn [cmds]

Description:

Commands the modem to transmit a guard tone in V.22/V.22bis

Note: Used primarily for international data transmission

Command

Function

í &G0

Guard tone disabled

&G2

1800Hz guard tone enabled

HELP

Type:

Immediate

Format:

AT [cmds] $ [cmds]

Description:

Display help screen

Command

Function

$

Basic command summary

&$

Extended command summary

*$

Extended command summary

LINE TYPE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Selects line type

Command

Line Type

í &L0

Switched line (PSTN/Dial-up)

&L1

2W leased-line

&L2

4W leased-line

RE-EXECUTE

Type:

Immediate

Format:

A> <CR>

Description:

Re-executes the last command once or the last call up to 9 times.

Note: Do not precede this command with AT. This version of the escape sequence is used in non-Hayes modems.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports modem model and speed

I1

Reports ROM checksum

I2

Report modem link status

I12

Report physical layer status

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Modem returns result code but quiet after answering on a RING

RING VOLUME

Type:

Configuration

Format:

AT [cmds] Nn [cmds]

Default:

5

Range:

0-7

Description:

Ring volume control. ‘NO’ will disable the audio ring function

MODEM LINK MODE

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Modem link mode options

Command

Mode

í &N0

Multi-Auto, auto negotiate highest possible link rate

&N1

V.33 14400/12000

&N2

V.33 12000

&N3

V.32 9600T/9600/7200T/4800

&N4

V.32 9600/7200/4800

&N5

V.32 4800

&N12

V.23 1200/75

&N13

V.23 600/75

&N14

V.22bis 2400/1200

&N15

V.22 1200

&N16

V.21 300

&N17

V.32bis 14400/12000/9600/7200/4800

&N18

V.32bis 12000/9600/7200/4800

&N19

V.32bis 7200/4800

&N24

BELL 212A 1200

&N25

BELL 103 300

&N32

G3 Fax V.17/V.29/V.27ter 14400/12000/9600/7200/4800/2400

&N34

ZyXEL 19200

&N35

ZyXEL 16800

&N36

ZyXEL 14400

&N37

ZyXEL 12000

&N38

ZyXEL 9600

&N39

ZyXEL 7200

&N42

CELL 14400

&N43

CELL 12000

&N44

CELL 9600

&N45

CELL 7200

&N46

CELL 4800T

&N62

V.34 28800

&N63

V.34 26400

&N64

V.34 24000

&N65

V.34 21600

&N66

V.34 19200

&N67

V.34 16800

&N68

V.34 14400

&N69

V.34 12000

&N70

V.34 9600

&N71

V.34 7200

&N72

V.34 4800

&N73

V.34 2400

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

í &P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

SELECT CALL PROGRESS RESULT CODES

Type:

Immediate

Format:

AT [cmds] Xn [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Busy and dial tone detection disabled; result codes 0 - 4 enabled.

X1

Busy and dial tone detection disabled; result codes 0 - 5 & 10 enabled.

X2

Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6 & 10 enabled.

X3

Busy tone detection enabled, dial tone detection disabled; result codes 0 - 5, 7 & 10 enabled.

X4

Busy and dial tone detection enabled; result codes 0 - 7 & 10 enabled.

X5

Busy and dial tone detection enabled: result codes 0 - 7 & 10 enabled. Reports DTE speed, all CARRIER & PROTOCOL extended result codes enabled

X6

Busy and dial tone detection enabled; result codes 0 - 7 & 10 enabled. Reports DCE speed, all extended result codes disabled

X7

Busy and dial tone detection enabled; result codes 0 - 7 & 10 enabled. Reports DCE speed, all CARRIER & PROTOCOL extended result codes enabled

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Restores modem profiles previously saved in non-volatile RAM using the &W command.

Command

Function

Z0

Restore setting 0

Z1

Restore setting 1

Z2

Restore setting 2

Z3

Restore setting 3

Z4

Restore factory settings

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Default:

4

Range:

0-7

Description:

Controls speaker volume

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

Writes the values for the user profile n into the non-volatile RAM

TERMINATE CONNECTION

Type:

Immediate

Format:

<any key> <CR>

Description:

Terminate current connection attempt when enter in handshaking state.

Note: Do not precede this command with AT. This version of the escape sequence is used in non-Hayes modems.

Extended AT Command Set

AUTO HANDSHAKE MODE

Type:

Configuration

Format:

AT [cmds] *Mn [cmds]

Description:

Leased line auto-handshake mode selection

Command

Function

*M0

Set to Originate mode

*M1

Set to Answer mode

CALLER ID

Type:

Configuration

Format:

AT [cmds] *T [cmds]

Description:

Recall the last CND (Caller ID) information

CHARACTER LENGTH

Type:

Configuration

Format:

AT [cmds] *Cn [cmds]

Description:

Controls the character length, including start, stop and parity bit

Command

Function

*C0

10-bit character length

*C1

11-bit character length

*C2

9-bit character length

*C3

8-bit character length

COMMAND SET

Type:

Configuration

Format:

AT [cmds] *In [cmds]

Description:

Command set selection

Command

Function

*I0

AT command set

*I1

V.25bis command set

*I2

Dumb mode

CONFIGURATION PROFILE

Type:

Configuration

Format:

AT [cmds] *Wab [cmds]

Description:

Write local configuration profile a to remote user profile b and reset modem from profile b

Command

Function

a=0

Assign local user profile 0 to "a"

a=1

Assign local user profile 1 to "a"

a=2

Assign local user profile 2 to "a"

a=3

Assign local user profile 3 to "a"

b=0

Assign local user profile 0 to "b"

b=0

Assign local user profile 1 to "b"

b=0

Assign local user profile 2 to "b"

b=0

Assign local user profile 3 to "b"

a=4

Local active configuration

a=5

Local factory default configuration

DEFAULT DIAL POINTER

Type:

Configuration

Format:

AT [cmds] *Dn [cmds]

Range:

0-49

Description:

Set default dial pointer at telephone directory location n

LINE QUALITY

Type:

Configuration

Format:

AT [cmds] *Qn [cmds]

Description:

Action taken when line quality changes

Command

Function

*Q0

No action to poor signal quality

*Q1

Retrain action taken in signal quality is poor

*Q2

Adaptive rate, automatic fall-back or forward

*Q3

Disconnect if signal quality is poor

MODEM ERROR CONTROL NEGOTIATION

Type:

Configuration

Format:

AT [cmds] *En [cmds]

Description:

Modem error control negotiation

Command

Function

*E0

If error control negotiation fails, keep the non-error control connection

*E1

If error control negotiation fails, disconnect the call (hang-up)

PASSWORD TABLE

Type:

Immediate

Format:

AT [cmds] *V [cmds]

Description:

View the Password table

REMOTE CONFIGURATION

Type:

Configuration

Format:

AT [cmds] *Fn [cmds]

Description:

Remoter configuration enable

Command

Function

*F0

Deny remote configuration

*F1

Accept remote configuration

REMOTE PROFILE

Type:

Configuration

Format:

AT [cmds] *Rab [cmds]

Description:

Read the remote profile "b" to local user profile "a"

Options

Function

a=0

Assign local user profile 0 to "a"

a=1

Assign local user profile 1 to "a"

a=2

Assign local user profile 2 to "a"

a=3

Assign local user profile 3 to "a"

b=0

Assign local user profile 0 to "b"

b=0

Assign local user profile 1 to "b"

b=0

Assign local user profile 2 to "b"

b=0

Assign local user profile 3 to "b"

b=4

Remote active configuration

b=5

Remote factory default configuration

SECURITY FUNCTION

Type:

Configuration

Format:

AT [cmds] *Gn [cmds]

Description:

Security function selection

Command

Function

*G0

Disable security functions

*G1

Enable type 1 security, with password check

*G2

Enable type 1 security, with password check and call back

*G3

Enable type 2 security, with password check

*G4

Enable type 2 security, with password check and call back

*G5

Enable type 2 security, with password check and call back, remote user enters the call back number.

SUPERVISOR PASSWORD

Type:

Configuration

Format:

AT [cmds] *HS [cmds]

Description:

Modify supervisory password (default: "ZyXEL")

TRANSMISSION POWER LEVEL

Type:

Configuration

Format:

AT [cmds] *Pn [cmds]

Default:

9

Range:

0-15

Description:

Set leased line transmission power level

USER PASSWORD

Type:

Configuration

Format:

AT [cmds] *Hn [cmds]

Range:

0-49

Description:

Modify user password table at location n

S(status) -REGISTERS

BIT-MAPPED REGISTER S13

Format:

AT [cmds] S13=n [cmds]

Default:

170

Unit:

Bit-mapped

Description:

Capture modem information

BIT-MAPPED REGISTER S14

Format:

AT [cmds] S14=n [cmds]

Default:

170

Unit:

Bit-mapped

Description:

Controls auto-handshake

Bit

Value

Function

0

í 0

1

Modem auto-handshake on Originate mode

Modem auto-handshake on Answer mode

1

0

í 1

Grant remote Digital Loop-back test request

Deny remote Digital Loop-back test request

3,2

í 0

1

8

Dial-up line

2-wire leased line

4-wire leased line

5,4

í 0

16

32

Internal clock

External clock

Remote clock

7,6

í 0

64

128

192

Asynchronous data with buffering

Asynchronous command, synchronous data

Direct asynchronous, no data buffering

Synchronous

BIT_MAPPED REGISTER S15

Type:

Register

Format:

AT [cmds] S15=n [cmds]

Description:

Controls parity

Bit

Value

Function

0,1

í 0

1

2

Even parity

Odd parity

No parity

2

í 0

4

1 stop bit

2 stop bits

4,3

í 0

8

16

24

10 bit character length

11 bit character length

9 bit character length

8 bit character length

7-5

í 0

32

64

96

128

Profile 0 as active settings after power on

Profile 1 as active settings after power on

Profile 2 as active settings after power on

Profile 3 as active settings after power on

Factory default as active settings after power on

BIT-MAPPED REGISTER S17

Type:

Register

Format:

AT [cmds] S17=n [cmds]

Unit:

Bit-mapped

Description:

Controls dialing

Bit

Value

Function

0

0

Disable secondary channel

4-1

í 0-30

Set leased line transmit power level from 0 to 15 dBn.

5

í 0

32

Normal dial

Reverse dial, go on-line in answer mode

7,6

í 0

64

128

AT command set

V.25bis command set

Dumb mode

BAUD RATE

Type:

Register

Format

AT [cmds] S18=n [cmds]

Description:

Force modem to fix baud rate when answering

Bit

Value

Function

0

0

Disable fixed baud rate

1-46

1-2E

Enable baud rate to be fixed when answering. Baud rate value settings (n) the same as S20

MODEM CONNECTION MODE

Type:

Register

Format

AT [cmds] S19=n [cmds]

Description:

MODEM CONNECTION MODE

Note: S18=0 disables the timer and allows an indefinite duration.

Value

Function

0-73

Setting value as ‘AT&Nn’ command

BIT-MAPPED REGISTER S20

Format

AT [cmds] S20=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

DTE speed (bps). Auto detect from AT Command

Value

Function

S20=0

230400bps

S20=1

115200bps

S20=2

76800bps

S20=3

57600bps

S20=4

38400bps

S20=5

19200bps

S20=6

16800bps

S20=7

14400bps

S20=8

12000bps

S20=9

9600bps

S20=10

7200bps

S20=11

4800bps

S20=12

2400bps

S20=13

1200bps

S20=14

460800bps

S20=15

300bps

S20=16

307200bps

S20=17

153600bps

S20=18

102400bps

S20=20

61440bps

S20=21

51200bps

S20=22

62400bps

S20=24

124800bps

S20=25

62400bps

S20=26

41600bps

S20=27

31200bps

S20=28

24960bps

S20=29

20800bps

S20=46

92160bps

BIT-MAPPED REGISTER S21

Format

AT [cmds] S21=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

Auto speed detection

Bit

Value

Function

0

0

1

Maintain non-error control connection when modem error control handshake fails

Drop connection when modem error control handshake fails

1-2

0

2

4

6

Speaker always off

Speaker on until carrier is detected

Speaker always on

Speaker on after last digit is dialed out until carrier is detected

3

0

8

DSR always on

According to CCITT

4

0

16

CD always on

CD tracks presence of data carrier

5

0

CTS follows RTS in synchronous mode.

Response delay set in S26.

 

32

Ignore RTS (CTS always on) in synchronous mode.

6-7

0

64

128

192

Assume DTR always on

108.1 DTR off-on transition causes dial of the default number

108.2 Data Terminal Ready. DTR off causes the modem to hang up and return to command mode

108.2 DTR off causes the modem to hang up and reset the modem to profile #0 after DTR dropped

BIT-MAPPED REGISTER S23

Format

AT [cmds] S23=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

Bit mapped register

Bit

Value

Function

0

0

1

Command echo disabled

Command echo enabled

1

0

2

Tone dial

Tone dial

2

0

4

Pulse dial make/break ratio = 39% / 61%

Pulse dial make/break ratio = 33% / 67%

3-5

0

8

16

24

32

40

48

56

ATX0

ATX1

ATX2

ATX3

ATX4

ATX5

ATX5, error control result code enabled

ATX6, error control result code enabled

6

0

64

Display result code in verbose format (see S35.7)

Display result code in verbose format

7

0

128

Modem returns result state

Modem does not return result code

BIT MAPPED REGISTER S24

Type:

Register

Format

AT [cmds] S24=n [cmds]

Default:

Unidentified

Unit:

Unidentified

Description:

Bit mapped register

Bit

Value

Function

2-0

0-7

Ring volume control

6-4

16-112

Speaker volume control

DTR TIME DELAY

Type:

Register

Format

AT [cmds] S25=n [cmds]

Default:

0

Range:

Unidentified

Unit:

.1 second

Description:

Specify the time delay that DTR signal needs to be off before it will be recognizedIf S25=0, the delay time is set to 4ms.

RTS/CTS DELAY

Type:

Register

Format

AT [cmds] S26=n [cmds]

Default:

0

Range:

0 - 255

Unit:

.1 second

Description:

Set the delay, in 10ms units between the RTS and modem’s CTS response in synchronous mode.

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

Bit mapped register

Bit

Value

Function

0-2

0

1

2

3

4

No error control

MNP4 and MNP3 error control

MNP4 and MNP5 error control

V.42 and MNP4 error control

V.42 and V.42bis error control

3-5

0

24

32

40

Flow control disabled

Hardware (RTS/CTS) flow control

Software (XON/XOFF) flow control

Reserved

6-7

0

64

128

192

No response to poor signal quality

Retrain action taken if signal quality *Q1 is poor

Adaptive rate (auto fall back/forward) when signal quality changes

Disconnect when signal quality is poor

BIT-MAPPED REGISTER S28

Format

AT [cmds] S28=n [cmds]

Default:

unidentified

Unit:

Bit-mapped

Description:

Bit mapped register

Bit

Value

Function

0

0

1

Reserved

Multiple phone/modem line

1

0

1

Panel key is normal

Panel key is locked

2-3

0

1

10

Destructive, expedited break

Non-destructive expedited break

Non-destructive, un-expedited break

4-5

0

16

32

No guard tone

Reserved

1800Hz guard tone

6

0

1

DTE/DCE rate follows link rate

DTE/DCE rate is fixed at the DTE setting

7

0

128

Select V.22 for 1200bps communications

Select Bell 212A for 1200bps communication

PHONE NUMBER POINTER

Type:

Register

Format

AT [cmds] S29=n [cmds]

Default:

0

Range:

0-49

Description:

Set default dial phone number pointer, use AT&Zn=s to store phone numbers

XON VALUE

Type:

Register

Format

AT [cmds] S31=n [cmds]

Default:

0

Range:

0-255

Description:

Holds the ASCII decimal value of the XON

XOFF VALUE

Type:

Register

Format:

AT [cmds] S32=n [cmds]

Default:

0

Range:

0-255

Description:

Holds the ASCII decimal value of the XOFF

BIT MAPPED REGISTER S35

Type:

Register

Format:

AT [cmds] S35=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

0

1

Use CELL 4800T trellis coded 4800 for V.32 4800 (available with cellular mode only)

1

2

Disable aborting from terminal during modem handshaking

2

4

V.26 alternative A.

3

8

Add 12dBm attenuation to the leased line

4

16

When Data/Voice with is pressed, modem will dial the default number

5

32

Enable Selective Reject in V.42

6

64

Enable password protection to profile saving. When ‘AT&W0’ is issued, and profile 0 in the NVRAM has this bit set, the supervisory password will be requested. This bit in profile 0 also protects the supervisory password from a hardware reset.

7

128

Enable extended numerical result codes from 50-71 when an error corrected connection is made. Use with ATV0.

BIT MAPPED REGISTER

Type:

Register

Format

AT [cmds] S36=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

0

0

1

Deny remote request for configuration

Grant remote request for configuration

1

0

2

Write from local profile to remote profile

Read from local profile to remote profile

7-5

0

32

64

96

128

160

Disable security function

Enable type 1 security with password check

Enable type 1 security with password check and call-back (ZyXEL to ZyXEL only)

Enable type 2 security with password check

Enable type 2 security with password check and call-back

Enable type 2 security with password check and call-back, remote site enters the call-back number

BIT MAPPED REGISTER S37

Type:

Register

Format

AT [cmds] S37=n [cmds]

Description:

Bit mapped register for remote configuration using panel menu control

Bit

Value

Function

3-0

0-5

Remote profile number

7-4

0-80

Local profile number

BIT MAPPED REGISTER S38

Type:

Register

Format

AT [cmds] S38=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

0

1

Repeatedly dialing default number

3

8

DCD ON/OFF sequence follows UNIX standard, DCD high before connect message is sent, DCD off after last DCE response is sent.

4

16

Auto-mode fax receiving disabled

5

32

Disable MNP5

BIT MAPPED RIGESTER S39

Type:

Register

Format

AT [cmds] S39=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

2

4

Answer in originating mode

3

8

Class 2 Fax Bitfax compatibility: +FCON at 2400 next phase at 19200

4

16

Class 2 Fax mode DTE shifting: +FCON at current DTE, shift to 19,200 when entering into the next phase

5

32

Disable scrambler/descrambler in V.26bis mode.

BIT-MAPPED REGISTER S40

Format

AT [cmds] S40=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

Bit mapped register

Bit

Value

Function

1

2

No result code displayed in answer mode

2

4

Enables caller ID detection

3

8

Enables type 1 ring detection

4

16

Enables type 2 ring detection

5

32

Enables type 3 ring detection

6

64

Enables type 4 ring detection

BIT-MAPPED REGISTER S41

Format

AT [cmds] S41=n [cmds]

Default:

Unidentified

Unit:

Bit-mapped

Description:

Bit mapped register

Bit

Value

Function

0

1

Special MNP compatibility.

2

4

Disable retrain abort, up to 5 min. for special satellite line condition

3

8

Enable CCITT signals 140 and 141 on EIA232D interface

4

16

In X2-X7 setting, modem waits for S6 seconds before dialing and ignors dial tone detection

5

32

DSR follows DCD and pulses

6

64

Force S0>=2

7

128

Ignore calling tone, not to be used as fax detection

BIT MAPPED REGISTER S42

Type:

Register

Format:

AT [cmds] S42=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

1

2

Enable throughput averaging

2

4

CND message will be forced on even if AT02 is set

3

8

Disable escape sequence code in answer mode

4

16

Disable V.17, 14,400 fax in calling made, no effect to answering mode &N32

5

32

Disable Data/Voice button

6

64

Disable ‘RINGING’ result code

7

128

DCD forced on but pulse off for 0.5 seconds at carrier loss

BIT MAPPED REGISTER S43

Type:

Register

Format:

AT [cmds] S43=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

0

1

Disable ZyXEL 16800 in Multi-Auto mode

1

2

Disable ZyXEL 19200 in Multi-Auto mode

2

4

Disable cellular mode automatic transmit power adjustment

3

0

Enable cellular mode in Multi-Auto mode

 

8

Disable cellular mode in Multi-Auto mode

6

64

Enable 1.5sec., p[ause between off-hook and modem answering

7

128

Modem hang-up if the line condition does not permit modem to run highest speed set by ‘&Nn’ command

BIT MAPPED REGISTER S44

Type:

Register

Format:

AT [cmds] S44=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

3

8

ATDSn initiates auto-dial of the stored numbers consecutively until connection is made

4

16

DSR follows DTR

5

32

Enable V.13 half-duplex simulation in synchronous mode

6

64

When selected with ‘&Bo’. DTE speed fixed at 38400 when the link speed is above 9600. DTE speed fixed at 9600 if link speed is 7200, DTE speed follows link speed. When selected with &B1, DTE speed fixed at current rate when an ARQ connection is made, when a non-ARQ connection is made, DTE speed follows the link speed. (see also S18)

7

128

Enable UK type short-to-short ring-back detection.

CND SILENCE

Type:

Register

Format:

AT [cmds] S45=n [cmds]

Range:

0-255

Units:

20ms

Description:

Delay during which the CND silence detection is disabled

CND SILENCE

Type:

Register

Format:

AT [cmds] S46=n [cmds]

Range:

0-255

Units:

20ms

Description:

CND silence detection interval. To process the CND, silence must be detected for the specified interval

 

 

 

BIT MAPPED REGISTER S48

Type:

Register

Format:

AT [cmds] S48=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

0

1

Cause CND information to be reported in raw format

1

2

Enable data only mode. Auto-detect V.34/ZyX/V.32bis/V.22bis/V.23/V.21 Bell 103 when answering. If the connection try fails, the modem will continuously recycle the handshaking procedure until the S7 register times out

2

4

Enable data calling tone (CNG) send

3

8

Reverse the V.23 channel speed. Originate mode modem speed (Send/Receive) 1200/75; Answer mode modem speed (Send/Receive) 75/1200

4

16

(work with &D1 command) DTR ON will have the modem dial the default number and DTR OFF will have the modem hang-up and reset to profile 0. When the modem is idle, it will not dial any number when DTR changes from on to off

BIT MAPPED REGISTER S49

Type:

Register

Format:

AT [cmds] S49=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

3-0

0-15

Set cellular mode transmit power level -9 to -24 dBn.

7

0

For cellular mode only. Modem is installed in office

 

128

For cellular mode only. Modem is connected to a mobile phone

BIT MAPPED REGISTER S50

Type:

Register

Format:

AT [cmds] S50=n [cmds]

Range:

0-255

Units:

10 second

Description:

Inactivity timer. The modem counts when there is no data flow in or out of the RS-232 serial port. A connection is disengaged when the counter reaches the preset value. Set value to ‘0’ to disable this function

BIT MAPPED REGISTER S51

Type:

Register

Format:

AT [cmds] S51=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

1-0

0

1

2

3

Disables EDR

Reports RING twice

Reports RING four times

Reports RING six times

3-2

0

4

8

12

1

Disables DTMF tone

Reports RING for a DTMF tone

Reports RING ‘DTMF’ for a DTMF tone

Reserved

Reports RING twice

5-4

0

16

32

48

Disables fax-CNG tone detection

Reports RING for fax CNG tone

Reports RING 1 for a CNG tone

Reports RING 2 for a CNG tone

7-6

0

64

128

192

Disables data CNG tone detection

Reports RING for data CNG tone

Reports RING 1 for data CNG tone

Reports RING 3 for data CNG tone

BIT MAPPED REGISTER S52

Type:

Register

Format

AT [cmds] S52=n [cmds]

Description:

Bit mapped register

Bit

Value

Function

4-3

0-24

0

8

16

24

Receive level adjustment

-43dBm

-33dBn

-26dBn

-26dBm

7

0

Select ‘Mark’ as the first signal of the V.23 handshaking sequence

 

128

Select ‘Space’ as the first signal of the V.23 handshaking sequence

HOOK FLASH DETECT TIME

Type:

Register

Format

AT [cmds] S56 [cmds]

Range:

0-255

Units:

0.1 seconds

Description:

Bit mapped register

HOOK FLASH DETECT TIME

Type:

Register

Format

AT [cmds] S57 [cmds]

Description:

Bit mapped register

Bit

Value

Function

4

16

Enables the reporting of Class 1 capability in the response to +FCLASS=?

6

0

Disabled busy detection when dialing is proceeding

 

64

Enables busy detection in dialing period

BIT MAPPED REGISTER S62

Type:

Register

Format:

AT [cmds] S62=n [cmds]

Unit:

1 minute

Description:

Bit mapped register

Bit

Value

Function

0

0

1

Force the modem to use the new values of S18 to fix the baud rate when

answering.

Force the modem to use the old values of S18 to fix the baud rate when answering.

RESULT CODES

ATV0

ATV1

0

OK

1

CONNECT

2

RING

3

NO CARRIER

4

ERROR

5

CONNECT 1200

6

NO DIAL TONE

7

BUSY

8

NO ANSWER

9

RINGING

10

CONNECT 2400

11

CONNECT 4800

12

CONNECT 9600

14

CONNECT 19200

15

CONNECT 7200

16

CONNECT 12000

17

CONNECT 14400

18

CONNECT 16800

19

CONNECT 38400

20

CONNECT 47600

21

CONNECT 76800

22

CONNECT 115200

23

CONNECT 230400

24

CONNECT 460800

25

CONNECT 921600

 

BIT MAPPED REGISTER S62 (CON’T)

ATV0

ATV1

26

CONNECT 307200

27

CONNECT 153600

28

CONNECT 102400

29

CONNECT 21440

30

CONNECT 51200

31

CONNECT 624000

32

CONNECT 124800

33

CONNECT 62400

34

CONNECT 41600

35

CONNECT 31200

36

CONNECT 24960

37

CONNECT 20800

38

CONNECT 33600

39

CONNECT 28800

40

CONNECT 26400

41

CONNECT 24000

42

CONNECT 21600

 

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