ACTIONTEC TECHNOLOGIES, INC.

DATALINK 28.8 (ROCKWELL) CELLULAR
Card Type Modem
Chip Set Rockwell
Maximum Modem Rate 28.8Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Protocol Bell 103A/212A
ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34
Rockwell V.FC
Fax Modulation Protocol ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression MNP10,MNP5, V.42, V.42bis
Fax Class Class I & II
Data Bus PCMCIA Type II

55449

SUPPORTED COMMAND SET

Basic AT Commands
AT, A/
A, B, E, H, L, M, O, Q, V, W, X, Y, Z
&C, &G, &P, &R, &T, &V, &W, &X, &Y, &Z

Extended AT Commands
\A, \B, \K, \L, \V
%C, %L, %Q

S Registers
S0, S1, S2, S3, S4, S5, S6, S8, S9, S10, S11, S12, S16, S18, S24, S25, S26, S29, S30
S32, S33, S38, S46, S48, S82, S91, S92, S95

Special Commands
*H, -K, -Q, )M, +MS?
Note: See MHI Help File for full command documentation.


Proprietary AT Command Set

AUTO-MODE DETECTION
Type: Configuration
Format: AT [cmds] Nn [cmds]
Description: Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.

Command

Function

N0

 Auto-mode detection disabled

N1

 In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary.

In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103


DATA SET READY (DSR)
Type: Configuration
Format: AT [cmds] &Sn [cmds]
Description: Selects DSR options

Command

Function

&S0

 DSR forced high

&S1

 DSR high only while modem is handshaking or connected


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

&Q Setting

&D0

&D1

&D2

&D3

&Q0

Command 0

NONE

Command 2

Command 3

&Q1

Command 4

Command 1

Command 2

NONE

&Q2, &Q3

Command 2

Command 2

Command 2

Command 2

&Q4

Command 4

Command 1

Command 2

Command 3

&Q5

Command 0

Command 1

Command 2

Command 3

&Q6

Command 0

NONE

Command 2

Command 3

Command

Function

Command 0

 Modem does not respond to DTR

Command 1

 Modem goes to command mode after DTR goes off

Command 2

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

Command 3

 Modem is initialized after DTR goes off

Command 4

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


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

DL

 Re-dial last number

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

D^

 Disable calling tone transmission

D&

 Wait for credit card tone, then dial remaining string

D;

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

D>

 If country-specific parameter enabled, sends grounding pulse on the GND output


FACTORY DEFAULT PROFILE SELECTION
Type: Configuration
Format: AT [cmds] &Fn [cmds]
Description: Sets values in active profile to values found in the factory profiles

Command

Function

&F1

 Restores factory profile 0

&F2

 Restores factory profile 1


FLOW CONTROL
Type: Configuration
Format: AT [cmds] &Kn [cmds]
Description: Enables flow control options

Command

Function

&K0

 Flow control disabled

&K3

 RTS/CTS flow control enabled

&K4

 XON/XOFF flow control enabled

&K5

 Transparent XON/XOFF flow control enabled

&K6

 Unidirectional XON/XOFF flow control enabled


JACK TYPE
Type: Configuration
Format: AT [cmds] &Jn [cmds]
Description: Selects jack type

Command

Jack Type

&J0

 RJ-11

&J1

 RJ-12, RJ-13


LINE MODULATION SELECTION
Type: Configuration
Format: AT [cmds] Fn [cmds]
Description: Selects line modulation and data rate
Note: Interacts with S37 and N command

Command

Function

F0

 Auto-detection enabled

F1

 Connect attempt at 300bps, V.21 or Bell 103

F2

 Not used

F3

 Connect attempt at V.23, 75/1200bps

F4

 Connect attempt at 1200bps, V.22 or Bell 212A

F5

 Connect attempt at 2400bps, V.22bis

F6

 Connect attempt at 4800bps, V.32bis or V.32

F7

 Connect attempt at 7200bps, V.32bis

F8

 Connect attempt at 9600bps, V.32bis or V.32

F9

 Connect attempt at 12Kbps, V32bis

F10

 Connect attempt at 14.4Kbps, V32bis


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

 Tests and reports ROM checksum

I3

 Reports firmware version, model, application and interface code

I4

 Reports OEM identity

I5

 Reports country code

I6

 Reports data connection information

I7

 Reports manufacturer and model information


TRANSMIT CARRIER
Type: Configuration
Format: AT [cmds] Cn [cmds]
Description: Controls the transmit carrier switching

Command

Function

C1

 Transmit carrier enabled


Extended AT Commands

CONNECT MODE
Type: Configuration
Format: AT [cmds] \Nn [cmds]
Description: Controls the type of connection the modem will operate in

Command

Function

\N0

 Normal mode enabled

\N1

 Non used

\N2

 Reliable mode enabled

\N3

 Auto-reliable mode enabled

\N4

 LAPM reliable mode enabled

\N5

 MNP reliable mode enabled


LINE QUALITY SELECTION
Type: Configuration
Format: AT [cmds] %En [cmds]
Description: Controls line quality monitor and retrain

Command

Function

%E0

 Disable quality monitor, auto-retrain disabled

%E1

 Enable quality monitor, auto-retrain enabled

%E2

 Enable quality monitor and fallback/fall-forward mode


TEST MODE - PTT
Type: Immediate
Format: AT [cmds] %TTn [cmds]
Description: Send PTT test signals for line tests

Command

Function

%TT00 - 09

 Sends DTMF numeric tone dial digits 0 - 9

%TT0A

 Sends DTMF star digit

%TT0B

 Sends DTMF "A" digit

%TT0C

 Sends DTMF "B" digit

%TT0D

 Sends DTMF "C" digit

%TT0E

 Sends DTMF pound digit

%TT0F

 Sends DTMF "D" digit

%TT10

 Sends V.21 ch1 mark symbol

%TT11

 Sends V.21 ch2 mark symbol

%TT12

 Sends V.23 backward channel mark symbol

%TT13

 Sends V.23 forward channel mark symbol

%TT14

 Sends V.22 originate signaling at 600bps

%TT15

 Sends V.22 originate signaling at 1200bps

%TT16

 Sends V.22bis originate signaling at 2400bps

%TT17

 Sends V.22 answer signaling

%TT18

 Sends V.22bis answer signaling

%TT19

 Sends V.21 ch1 space symbol

%TT1A

 Sends V.21 ch2 space symbol

%TT1B

 Sends V.23 backward channel space symbol

%TT1C

 Sends V.23 forward channel space symbol

%TT20

 Sends V.32 9600bps

%TT21

 Sends V.32bis 14.4Kbps

%TT30

 Sends no signaling - silence

%TT31

 Sends V.25 answer tone

%TT32

 Sends 1800-Hz guard tone

%TT33

 Sends V.25 calling tone (1300 Hz)

%TT34

 Sends fax calling tone (1100 Hz)

%TT40

 Sends V.21 ch2

%TT41

 Sends V.27ter at 2400bps

%TT42

 Sends V.27ter at 4800bps

%TT43

 Sends V.29 at 7200bps

%TT44

 Sends V.29 at 9600bps

%TT45

 Sends V.17 at 7200bps long train

%TT46

 Sends V.17 at 7200bps short train

%TT47

 Sends V.17 at 9600bps long train

%TT48

 Sends V.17 at 9600bps short train

%TT49

 Sends V.17 at 12Kbps long train

%TT4A

 Sends V.17 at 12Kbps short train

%TT4B

 Sends V.17 at 14.4Kbps long train

%TT4C

 Sends V.17 at 14.4Kbps short train


TEST MODE - PTT (V.34 MODULATION)
Type: Immediate
Format: AT [cmds] %TT6x,y,z [cmds]
Description: Selects V.FC modulation parameters for PTT line tests
Note: x = data rate

y = symbol rate

Command

Function

x=0

 2400bps

x=1

 4800bps

x=2

 7200bps

x=3

 9600bps

x=4

 12.0Kbps

x=5

 14.4Kbps

x=6

 16.8Kbps

x=7

 19.2Kbps

x=8

 21.6Kbps

x=9

 24.0Kbps

x=A

 26.4Kbps

x=B

 28.8Kbps

y=0

 2400bps

y=1

 Not used

y=2

 2800bps

y=3

 3000bps

y=4

 3200bps

y=5

 3429bps

z=0

 Disable auxiliary channel

z=1

 Enable auxiliary channel


TEST MODE - PTT (V.FC MODULATION)
Type: Immediate
Format: AT [cmds] %TT5x,y,z,a,b [cmds]
Description: Selects V.FC modulation parameters for PTT line tests
Note: x = data rate

y = symbol rate

b = amount of upper band edge attention compression (db)

Command

Function

x=5

 14.4Kbps

x=6

 16.8Kbps

x=7

 19.2Kbps

x=8

 21.6Kbps

x=9

 24.0Kbps

x=A

 26.4Kbps

x=B

 28.8Kbps

y=0

 2400bps

y=1

 Not used

y=2

 2800bps

y=3

 3000bps

y=4

 3200bps

y=5

 3429bps

z=2B

 V.FC carrier bias set at -100

z=2C - 3F

 V.FC carrier bias set from -95 to -5 (in -5 increments)

z=40

 V.FC carrier bias set to 0

z=41 - 53

 V.FC carrier bias set from +5 to +95 (in +5 increments)

z=54

 V.FC carrier bias set at +100

a=0

 Disable auxiliary channel

a=1

 Enable auxiliary channel

b=0

 0db

b=1 - 9

 1db - 9db, respectively

b=A

 10db

b=B

 12db

b=C

 13db

b=D

 14db

b=E

 15db

b=F

 22db


Special AT Commands

MNP10-EC CONTROL
Type: Immediate
Format: AT [cmds] -SECn [cmds]
Description: Selects MNP10-EC mode and transmit level

Command

Function

-SEC0

 Disable MNP10-EC

-SEC1,x

 Enable MNP10-ED, where x is the transmit level of 0db to -30db


MODULATION SELECTION
Type: Configuration
Format: AT [cmds] +MS=x,y,z,a,b,c [cmds]
Description: Sets options for active protocol; the transfer rates specified by z and a must be valid for the protocol selected.

Command

Function

x=0

 V.21

x=1

 V.22

x=2

 V.22bis

x=3

 V.23

x=9

 V.32

x=10

 V.32bis

x=11

 V.34

x=56

 K54flex

x=64

 Bell 103

x=69

 Bell 212A

y=0

 Automode disabled

y=1

 Auto-detect highest speed enabled

z, a=300

 Set minimum or maximum transfer rate at 300bps, respectively.

z, a=1200

 Set minimum or maximum transfer rate at 1200bps, respectively.

z, a=2400

 Set minimum or maximum transfer rate at 2400bps, respectively.

z, a=4800

 Set minimum or maximum transfer rate at 4800bps, respectively.

z, a=7200

 Set minimum or maximum transfer rate at 7200bps, respectively.

z, a=9600

 Set minimum or maximum transfer rate at 9600bps, respectively.

z, a=12000

 Set minimum or maximum transfer rate at 12000bps, respectively.

z, a=14400

 Set minimum or maximum transfer rate at 14400bps, respectively.

z, a=16800

 Set minimum or maximum transfer rate at 16800bps, respectively.

z, a=19200

 Set minimum or maximum transfer rate at 19200bps, respectively.

z, a=21600

 Set minimum or maximum transfer rate at 21600bps, respectively.

z, a=24000

 Set minimum or maximum transfer rate at 24000bps, respectively.

z, a=26400

 Set minimum or maximum transfer rate at 26400bps, respectively.

z, a=28800

 Set minimum or maximum transfer rate at 28800bps, respectively.

b=0

 m-Law enabled

b=1

 A-Law enabled

c=0

 Disable robbed bit signaling generation/detection

c=1

 Enable robbed bit signaling generation/detection


S(status)-Registers

BIT-MAPPED REGISTER S14
Format: AT [cmds] S14=n [cmds]
Range: 0-174
Unit: Bit-mapped
Description: Controls echo, result codes and display, dial mode, and answer/originate mode.

Bit

Value

Function

0

0

 Not used

1

0

1

 Command echo disabled

Command echo enabled

2

0

1

 Result codes enabled

Result codes disabled

3

0

1

 Display result codes in numeric format

Display result codes in verbose format

4

0

 Not used

5

0

1

 Tone dial enabled

Pulse dial enabled

6

0

 Not used

7

0 1

 Answer mode enabled

Originate mode enabled


BIT-MAPPED REGISTER S21
Format AT [cmds] S21=n [cmds]
Range: 0-253
Unit: Bit-mapped
Description: Selects jack type, CTS/DCD/DSR signals, low DTR action, and the long space disconnect function.

Bit

Value

Function

0

0

1

 Selects RJ-11 jack

Selects RJ-12 or RJ-13 jack

1

0

 Not used

2

0

1

 CTS follows RTS

CTS forced high

4, 3

00

01

10

11

 DTR signal ignored

Modem goes to command mode on low DTR

Modem disconnects on low DTR; Auto-Answer is disabled.

Modem is initialized on low DTR

5

0

1

 DCD forced high

DCD normal

6

0

1

 DSR forced high

DSR normal

7

0

1

 Long space disconnect function disabled

Long space disconnect function enabled


BIT-MAPPED REGISTER S22
Format AT [cmds] S22=n [cmds]
Range: 0-255
Unit: Bit-mapped
Description: Controls speaker volume and controls, and limits results codes.

Bit

Value

Function

1, 0

00

01

10

11

 Off volume

Low level volume

Medium level volume

High level volume

3, 2

00

01

10

11

 Speaker off

Speaker off on carrier

Speaker always on

Speaker on during handshake

6 - 4

000

100

101

110

111

 Basic result codes only enabled

Basic and connection speed result codes enabled

Basic and connection speed result codes and dial tone detection enabled

All result codes except dial tone detection enabled

All result codes enabled

7

0

 Not used


BIT-MAPPED REGISTER S23
Format AT [cmds] S23=n [cmds]
Range: 0-189
Unit: Bit-mapped
Description: Grants/denies remote digital loopback, controls DTE rate and parity, and sets guard tone.

Bit

Value

Function

0

0

1

 Remote digital loopback denied

Remote digital loopback allowed

1 - 3

000

001

010

011

100

101

110

111

 Sets serial port speed to 0-300bps

Sets serial port speed to 600bps

Sets serial port speed to 1200bps

Sets serial port speed to 2400bps

Sets serial port speed to 4800bps

Sets serial port speed to 9600bps

Sets serial port speed to 19200bps

Sets serial port speed to 38400bps

5, 4

00

01

10

11

 Parity even

Not used

Parity odd

No Parity

7, 6

00

01

10

 Guard tone disabled

Guard tone disabled

Guard tone 1800Hz enabled


BIT-MAPPED REGISTER S27
Format AT [cmds] S27=n [cmds]
Range: 0-111
Unit: Bit-mapped
Description: Selects clock source, and ITU-T/Bell modes.

Bit

Value

Function

0-3

0

 Not used

5, 4

00

01

10

 Local modem generates transmit clock source

Local DTE generates transmit clock source

Remote DCE/DTE generates transmit clock source

6

0

1

 ITU/T mode

Bell mode

7

0

 Not used


BIT-MAPPED REGISTER S28
Format AT [cmds] S28=n [cmds]
Range: 0-31
Unit: Bit-mapped
Description: Controls V.23 split speed, transmit/receive speed, and pulse dialing.

Bit

Value

Function

0

0

1

 V.23 split speed operation disabled

V.23 split speed operation enabled

1

0

1

 75bps transmit, 1200bps receive enabled

1200bps transmit, 75bps receive enabled

2

0

 Not used

4, 3

00

01

10

11

 39ms make/61ms break at 10pps

33ms make/67ms break at 10pps

39ms make/61ms break at 20pps

33ms make/67ms break at 20pps

5 - 7

0

 Not used


BIT-MAPPED REGISTER S31
Format: AT [cmds] S31=n [cmds]
Range: 0-10
Unit: Bit-mapped
Description: Select line connect messages, automode and extended result code format.

Bit

Value

Function

0

0

1

 Enable message control by S95

Enable single line connect message

1

0

1

 Auto-mode detection disabled

In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary.

In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103

3, 2

00

01

10

 Enables CONNECT result codes to report DTE speed

Full reporting of CONNECT result codes

Enables CONNECT result codes to report DCE speed

4 - 7

0

 Not used


BIT-MAPPED REGISTER S36
Format AT [cmds] S36=n [cmds]
Range: 0-7
Unit: Bit-mapped
Description: Selects LAPM failure control

Bit

Value

Function

0 - 2

000

001

010

011

100

110

111

 Disconnect modem on LAPM fail

Remain connected and go to direct mode on LAPM fail

Not used

Remain connected and go to normal mode on LAPM fail

Attempt MNP connect on LAPM fail, disconnect if MNP fails

Attempt MNP connect on LAPM fail, go to direct mode if MNP fails

Attempt MNP connect on LAPM fail, go to normal mode if MNP fails

3 - 7

0

 Not used


BIT-MAPPED REGISTER S40
Format AT [cmds] S40=n [cmds]
Range: 0-255
Unit: Bit-mapped
Description: Controls break handling; selects MNP extended services, link negotiation, and block size.

Bit

Value

Function

0, 1

00

01

11

 Disable V.42 to MNP10 conversion

Enable V.42 to MNP10 conversion

Enable V.42 to MNP10 conversion; disables MNP extended services for V.42 answer mod detection

2

0

 Not used

5, 4, 3

000

001

010

011

100

101

 AT\K0

AT\K1

AT\K2

AT\K3

AT\K4

AT\K5

7, 6

00

01

10

11

 MNP block size is 64 characters

MNP block size is 128 characters

MNP block size is 192 characters

MNP block size is 256 characters


BIT-MAPPED REGISTER S41
Format AT [cmds] S41=n [cmds]
Range: 0-71
Unit: Bit-mapped
Description: Selects compression and auto-retrain.

Bit

Value

Function

1 - 0

00

01

10

11

 Data compression disabled

MNP5 enabled

V.42bis enabled

MNP5 and V.42bis enabled

6, 2

00

01

10

 Disable retrain and fallback/fall-forward

Enable retrain

Enable fallback/fall-forward

3 - 5

0

 Not used

7

0

 Not Used


CONNECTION FAILURE CODES
Type: Register
Format AT [cmds] S86? [cmds]
Range: 0-14
Unit: ASCII
Description: Reports codes which correspond to the possible causes of a connection failure

Value

Meaning

0

 Normal hang up

4

 Carrier signal lost

5

 No error-control detected for remote modem during feature negotiation

9

 No common protocol found

12

 No failure - remote modem disconnected normally

13

 Remote modem failed to respond after 10 re-transmissions same message

14

 Violation of negotiated protocol caused failure


DCE LINE SPEED
Type: Register
Format AT [cmds] S37=n [cmds]
Range: 0-12
Unit: ASCII
Description: Sets the maximum allowable data exchange rate attempted during handshake process.

Command

Function

S37=0

 Speed of last connection

S37=1 - 3

 300bps

S37=4

 Not used

S37=5

 1200bps

S37=6

 2400bps

S37=7

 V.23

S37=8

 4800bps

S37=9

 9600bps

S37=10

 12.0Kbps

S37=11

 14.4Kbps

S37=12

 7200bps


FLOW CONTROL
Type: Register
Format AT [cmds] S39? [cmds]
Description: Displays the current flow control

Value

Meaning

0

 Flow control disabled

3

 RTS/CTS flow control enabled

4

 XON/XOFF flow control enabled

5

 Transparent XON/XOFF flow control enabled

6

 Enable both methods


NO CARRIER TIME-OUT
Type: Register
Format AT [cmds] S7=n [cmds]
Range: 1-255
Unit: 1 second
Description: Maximum wait time the modem uses after dialing to detect a carrier signal from the remote modem for both originating and answering calls.
Note: W dial modifier also uses S7 to set the maximum time to wait.