IPTools.net.ua

Card Type

Modem (asynchronous/synchronous)

Chip Set

Unidentified

Maximum Data Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

PCMCIA Type II

Fax Class

Class I & II

Data Modulation Protocol

AT&T V.32terbo

Fax Modulation Protocol

ITU-T V.17, V.21CH2, V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V.42bis, ETC

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, �comma�, A/

A, D, E, H, M, N, P, Q, T, V, W, X, Z

&C, &D, &F, &G, &K, &L, &M, &P, &R, &S, &T, &V, &W, &Y, &Z

Extended AT Commands

\B, \C, \G, \J, \N, \Q, \T, \V, \X

%A, %C, %G

Special AT Commands

"H, -J, "N, "O

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S26

UNIDENTIFIED COMMANDS

Command

Default

S70

Unidentified

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] S43=n [cmds]

Default:

13

Range:

0-127

Unit:

1 ASCII character

Description:

Sets the character used as the auto-reliable fallback character; S43=0 will disable this function.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Reliable/Normal mode

Direct mode

Modem receives \B

Break from remote modem

\K0

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K1

Buffers cleared and break sent to remote modem.

Send break to remote modem immediately.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K2

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Send break to remote modem immediately.

Send break to DTE immediately.

\K3

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to DTE immediately.

\K4

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

í \K5

Send break with transmitted data.

Send break to remote modem immediately.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

CELLULAR PHONE TYPE

Type:

Configuration

Format:

AT [cmds] \Pn [cmds]

Description:

Selects the type of cellular phone the modem is connected to.

Command

Function

\P1

Modem is connected to OKI phone.

\P2

Modem is connected to NEC phone.

\P3

Modem is connected to Motorola phone.

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for low-speed data calls.

Command

Protocol

B0

Modem will use ITU-T V.22 at 1200bps.

í B1

Modem will use Bell 212A at 1200bps.

B2

Modem will use ITU-T V.23 at 1200/75bps.

B3

Modem will use ITU-T V.23 at 75/1200bps.

DISPLAY CELLULAR INFORMATION

Type:

Immediate

Format:

AT [cmds] &In [cmds]

Description:

Displays information about the current cellular connection.

Note:

This command will only function if the attached cellular phone is manufactured by Motorola.

Command

Function

&I0

Displays received signal strength.

&I1

Displays the service provider of the currently locked-on cell.

&I2

Displays your chosen home service provider.

DISPLAY INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested about the modem.

Command

Function

I0

Displays product identification code.

I1

Displays first 64KB ROM page checksum result.

I2

Tests and displays flash RAM checksum result.

I3

Displays a value which indicates the type of ROM the modem has.

Value

Meaning

F3C3

Modem contains Intel ROMs.

0120

Modem contains AMD ROMs.

1FD5

Modem contains Amtel ROMs.

I4

Displays modem serial number and manufacture date.

I6

Displays a string which indicates modem functions.

Value

Meaning

a

Cellular auto-detect performed with software.

A

Cellular auto-detect performed with hardware.

e

ETC disabled.

E

ETC enabled.

f

THR FIFO is disabled.

F

THR FIFO is enabled.

k

Modem will set local serial port to 115.2Kbps if 115.2Kbps is requested.

K

Modem will set local serial port to 230.4Kbps if 115.2Kbps is requested.

M

Modem configured for Motorola cellular phone.

N

Modem configured for NEC cellular phone.

O

Modem configured for OKI cellular phone.

p

Digital line guard protection disabled.

P

Digital line guard protection enabled.

s

Paging capability disabled.

S

Paging capability enabled.

I7

Displays second 64KB ROM page checksum result.

EXTENDED THROUGHPUT CELLULAR

Type:

Immediate

Format:

AT [cmds] \E [cmds]

Description:

Toggles the ETC protocol on and off.

HELP SCREENS

Type:

Immediate

Format:

AT [cmds] $x [cmds]

Description:

Displays the help screen selected.

Command

Function

$

Displays help on basic AT commands.

$&

Displays help on AT& commands.

$\

Displays help on AT\ commands.

$%

Displays help on AT% commands.

$"

Displays help on AT" commands.

$S

Displays help on S-registers.

$M

Displays miscellaneous help screens.

LINE SPEED

Type:

Register

Format:

AT [cmds] S37=n [cmds]

Description:

Sets the maximum allowable data exchange rate attempted during the handshaking process.

Command

Function

í S37=0

Attempt to connect at fastest common speed.

S37=3

Set speed to 300bps.

S37=5

Set speed to 1200bps.

S37=6

Set speed to 2400bps.

S37=7

Set speed to 4800bps.

S37=8

Set speed to 7200bps.

S37=9

Set speed to 9600bps.

S37=10

Set speed to 12Kbps.

S37=11

Set speed to 14.4Kbps.

S37=12

Set speed to 16.8Kbps.

S37=13

Set speed to 19.2Kbps.

S37=14

Set speed to 21.6Kbps.

S37=15

Set speed to 24Kbps.

S37=16

Set speed to 26.4Kbps.

S37=17

Set speed to 28.8Kbps.

S37=18

Set speed to 31.2Kbps.

S37=19

Set speed to 33.6Kbps.

LOCAL SERIAL PORT SPEED - CURRENT

Type:

Register (read-only)

Format:

AT [cmds] S62? [cmds]

Description:

Returns a value indicating the current speed of the local serial port.

Value

Meaning

0

Serial port speed is 300bps.

1

Serial port speed is 600bps.

2

Serial port speed is 1200bps.

3

Serial port speed is 2400bps.

4

Serial port speed is 4800bps.

5

Serial port speed is 7200bps.

6

Serial port speed is 9600bps.

7

Serial port speed is 12Kbps.

8

Serial port speed is 14.4Kbps.

9

Serial port speed is 16.8Kbps.

10

Serial port speed is 19.2Kbps.

11

Serial port speed is 21.6Kbps.

12

Serial port speed is 24Kbps.

13

Serial port speed is 26.4Kbps.

14

Serial port speed is 28.8Kbps.

15

Serial port speed is 38.4Kbps.

16

Serial port speed is 57.6Kbps.

17

Serial port speed is 115.2Kbps or 230.4Kbps (see -A7 command).

LOCAL SERIAL PORT SPEED - DATA TRANSFER

Type:

Register (read-only)

Format:

AT [cmds] S72? [cmds]

Description:

Sets the speed of the local serial port during data transfer.

Value

Meaning

S72=0

Set serial port to speed of last AT command.

S72=1

Set serial port speed to 300bps.

S72=2

Set serial port speed to 600bps.

S72=3

Set serial port speed to 1200bps.

S72=4

Set serial port speed to 2400bps.

S72=5

Set serial port speed to 4800bps.

S72=6

Set serial port speed to 7200bps.

S72=7

Set serial port speed to 9600bps.

S72=8

Set serial port speed to 12Kbps.

S72=9

Set serial port speed to 14.4Kbps.

S72=10

Set serial port speed to 16.8Kbps.

S72=11

Set serial port speed to 19.2Kbps.

S72=12

Set serial port speed to 21.6Kbps.

S72=13

Set serial port speed to 24Kbps.

S72=14

Set serial port speed to 26.4Kbps.

S72=15

Set serial port speed to 28.8Kbps.

LOCAL SERIAL PORT SPEED - DATA TRANSFER (CON'T)

Command

Function

S72=16

Set serial port speed to 38.4Kbps.

í S72=17

Set serial port speed to 57.6Kbps.

S72=18

Set serial port speed to 115.2Kbps or 230.4Kbps (see -A7 command).

S72=19

Set serial port speed to 31.2Kbps.

S72=20

Set serial port speed to 33.6Kbps.

LOCAL SERIAL PORT SPEED MODIFICATION

Type:

Configuration

Format:

AT [cmds] -A7n [cmds]

Description:

Selects what speed the local serial port will operate at when 115.2Kbps is selected.

Command

Function

í -A70

Local serial port speed will be set to 230.4Kbps when 115.2Kbps is selected.

-A71

Local serial port speed will be set to 115.2Kbps when 115.2Kbps is selected.

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Sets the maximum transmittable block size in MNP mode.

Command

Function

\A0

Maximum MNP block size is 64 characters.

\A1

Maximum MNP block size is 128 characters.

\A2

Maximum MNP block size is 192 characters.

í \A3

Maximum MNP block size is 256 characters.

\A4

Maximum MNP block size is 32 characters.

MODE SELECTION

Type:

Register (read-only)

Format:

AT [cmds] S50? [cmds]

Description:

Returns a value which indicates the mode the modem is operating in.

Value

Meaning

0

Modem is in data mode.

1

Modem is in fax mode.

ON-LINE

Type:

Immediate

Format:

AT [cmds] On

Description:

Instructs the modem to return to on-line state.

Command

Function

O0

Return to on-line state.

O1

Return to on-line state and initiate retrain sequence.

O3

Return to on-line state and negotiate 2400bps connection.

O4

Return to on-line state and negotiate 4800bps connection.

O5

Return to on-line state and negotiate 7200bps connection.

O6

Return to on-line state and negotiate 9600bps connection.

O7

Return to on-line state and negotiate 12Kbps connection.

O8

Return to on-line state and negotiate 14.4Kbps connection.

O9

Return to on-line state and negotiate 16.8Kbps connection.

O10

Return to on-line state and negotiate 19.2Kbps connection.

O11

Return to on-line state and negotiate 21.6Kbps connection.

O12

Return to on-line state and negotiate 24Kbps connection.

O13

Return to on-line state and negotiate 26.4Kbps connection.

O14

Return to on-line state and negotiate 28.8Kbps connection.

SLEEP TIMER

Type:

Register

Format

AT [cmds] S47=n [cmds]

Default:

127

Range:

0 - 254

Unit:

.1 second

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode.

TRANSMIT HOLDING RESGISTER FIFO

Type:

Configuration

Format:

AT [cmds] -On [cmds]

Description:

Selects whether the modem's THR FIFO will be used.

Command

Function

í -O0

THR FIFO disabled.

-O1

THR FIFO enabled.

V.32 AUTO-RETRAIN

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Controls auto-retrain function if poor line quality is detected.

Command

Function

&B0

Auto-retrain disabled, modem hangs up.

í &B1

Auto-retrain enabled, modem hangs up if retrain fails.

&B2

Auto-retrain disabled, modem does not hang up.