CARDINAL TECHNOLOGIES, INC.
CONNECTA 56K EXTERNAL FAX MODEM (3480)
Card Type |
Modem/Fax card |
Chip Set |
Unidentified |
I/O Options |
Phone out, line in, serial port, power jack |
Maximum Modem Rate |
56Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Modulation Protocol |
Bell 103A/212A ITU-T V34, V.32bis, V.32, V.22bis, V.23, V.22, V.21 |
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29, V.21 |
Error Correction/Compression |
MNP5, V.42, V.42bis |
Fax Class |
Class I & II |
Data Bus |
External |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
Line in |
CN1 |
Power jack |
CN4 | |||
Phone out |
CN2 |
Power switch |
SW1 | |||
Serial port |
CN3 |
USER CONFIGURABLE SETTINGS | ||
Function |
Label |
Position |
í DTR override disabled |
SW2/1 |
Off |
DTR override enabled |
SW2/1 |
On |
í Verbal/numeric result codes disabled |
SW2/2 |
Off |
Verbal/numeric result codes enabled |
SW2/2 |
On |
í Result code display enabled |
SW2/3 |
On |
Result code display disabled |
SW2/3 |
Off |
í Command mode local echo suppression disabled |
SW2/4 |
Off |
Command mode local echo suppression enabled |
SW2/4 |
On |
í Auto answer suppression enabled |
SW2/5 |
On |
Auto-answer suppression disabled |
SW2/5 |
Off |
í Carrier detect override disabled |
SW2/6 |
Off |
Carrier detect override enabled |
SW2/6 |
On |
í Power-on and ATZ reset software defaults disabled |
SW2/7 |
Off |
Power-on and ATZ reset software defaults enabled |
SW2/7 |
On |
í AT command set recognition enabled |
SW2/8 |
On |
AT command set recognition disabled |
SW2/8 |
Off |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
AA | Unidentified |
On |
Auto-answer mode enabled |
AA |
Unidentified |
Off |
Modem is originating a call |
AA |
Unidentified |
Blinking |
Incoming call is detected |
CD |
Unidentified |
On |
Carrier signal detected or CD override is on |
CD |
Unidentified |
Off |
Carrier signal not detected |
RD |
Unidentified |
Blinking |
Modem is receiving data |
RD |
Unidentified |
Off |
Modem is not receiving data |
SD |
Unidentified |
Blinking |
Modem transmitting data |
SD |
Unidentified |
Off |
Modem not transmitting data |
TR |
Unidentified |
On |
Modem is receiving DTR signal/DTR override is on |
TR |
Unidentified |
Off |
Modem is not receiving DTR signal |
CS |
Unidentified |
On |
CTS signal is high |
CS |
Unidentified |
Off |
CTS signal is low |
ARQ/FAX |
Unidentified |
On |
Modem has established error control, or modem is in fax mode |
ARQ/FAX |
Unidentified |
Off |
ARQ is disabled, modem is not in fax mode |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, +++, A/, A> |
A, B, E, F, H, M, O, P, T, V |
&G, &T, &W, &Z |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25 |
S38 |
Note: See MHI Help File for full command documentation. |
PROPRIETARY AT COMMAND SET
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"WXY" |
Optional method of denoting telephone numbers. Letters enclosed in quotes are interpreted as numbers according to the system found on a telephone keypad. |
D* |
The star digit (touch tone only) |
D# |
The gate digit (touch tone only) |
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/ |
Delays 125 ms. Before proceeding with dial string |
D^ |
Calling tone enable/disable for current call only |
D; |
Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
D& |
Waiting for AT&T "bong" tone |
REPORT INFORMATION | |
Type: |
Immediate |
Format: |
AT [cmds] In [cmds] |
Description: |
Displays information requested |
Command |
Function |
I0 |
Reports four digit product code |
I1 |
Reports firmware checksum |
I2 |
Reports RAM checksum |
I3 |
Reports ID string |
I4 |
Reports current modem settings |
I5 |
Reports NVRAM settings |
I6 |
Reports data connection information |
I7 |
Reports manufacturer and model information |
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 |
Result code sending only in originate mode |
SELECT CALL PROGRESS RESULT CODES | |
Type: |
Configuration |
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, 155 - 236 enabled. |
X1 |
Busy and dial tone detection disabled; result codes 0 - 5, 10, 13 - 236 enabled. |
X2 |
Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6, 10 13 - 236 enabled. |
X3 |
Busy tone detection enabled, dial tone detection disabled; result codes 0 - 5, 7, 8, 10-236 enabled. |
X4 |
Busy and dial tone detection enabled; result codes 0 - 8, 10, 13-236 enabled. |
LONG SPACE DISCONNECT | |
Type: |
Configuration |
Format: |
AT [cmds] Yn [cmds] |
Description: |
Commands disconnection configuration |
Command |
Function |
Y0 |
Profile 0 in NVRAM |
Y1 |
Profile 1 in NVRAM |
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 to profile selected by Y |
Z1 |
Restore setting NVRAM profile 0 |
Z2 |
Restore setting NVRAM profile 1 |
Z3 |
Restores setting to factory default profile 0 |
Z4 |
Restores setting to factory default profile 1 |
Z5 |
Restores setting to factory default profile 2 |
AUTO-ANSWER - ORIGINATE/ANSWER | |
Type: |
Configuration |
Format: |
AT [cmds] &An [cmds] |
Description: |
Enables or disables additional result code subsets |
Command |
Function |
&A0 |
ARQ result codes disabled |
í &A1 |
ARQ result codes enabled |
&A2 |
V.32 modulation indicator added |
&A3 |
Protocol indicators added |
SERIAL PORT RATE | |
Type: |
Configuration |
Format: |
AT [cmds] &Bn [cmds] |
Description: |
Manages the serial port rate |
Command |
Function |
í &B0 |
Variable, follows connection rate |
&B1 |
Fixed serial port rate |
&B2 |
Fixed in ARQ mode, variable in non-ARQ mode |
DATA CARRIER DETECT (DCD) | |
Type: |
Configuration |
Format: |
AT [cmds] &Cn [cmds] |
Description: |
Selects whether the DCD option is enabled or disabled |
Command |
Function |
&C0 |
DCD override enabled |
&C1 |
DCD enabled after carrier signal detected |
DATA TERMINAL READY (DTR) | |
Type: |
Configuration |
Format: |
AT [cmds] &Dn [cmds] |
Description: |
Selects modem response to DTR |
Command |
Function |
&D0 |
DTR override |
&D1 |
DTR toggle causes online command mode |
í &D2 |
Normal DTR operations |
&D3 |
Resets on receipt of DTR |
FACTORY DEFAULT PROFILE | |
Type: |
Configuration |
Format: |
AT [cmds] &F [cmds] |
Description: |
Sets values in active profile to values found in the default profile |
Command |
Function |
&F0 |
Generic template |
&F1 |
Factory configuration1; hardware flow control template |
&F2 |
Factory configuration 2; software flow control template |
TRANSMIT DATA FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Hn [cmds] |
Description: |
Enables TD flow control options |
Command |
Function |
í &H0 |
Flow control disabled |
&H1 |
CTS flow control enabled |
&H2 |
Software flow control enabled |
&H3 |
Hardware and software flow control enabled |
RECEIVE DATA FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Hn [cmds] |
Description: |
Enables RD flow control options |
Command |
Function |
í &I0 |
Software flow control disabled |
&I1 |
XON/XOFF signals to modem and remote system. Responds to S22, S23. |
&I2 |
XON/XOFF signals only to modem. Responds to S22, S23. |
FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Kn [cmds] |
Description: |
Enables/disables flow control |
Command |
Line Type |
&K0 |
Flow control disabled |
&K1 |
Hardware, RTS/CTS flow control enabled |
&K2 |
Software, XON/XOFF flow control enabled |
í &K3 |
Transparent software, XON/XOFF flow control enabled |
ERROR CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Mn [cmds] |
Description: |
Sets error control for connections at 1200bps and higher |
Command |
Mode |
&M0 |
Error control disabled |
í &M4 |
Normal/ARQ mode. |
&M5 |
ARQ mode |
CONNECTION SPEED UPPER LIMIT | |
Type: |
Configuration |
Format: |
AT [cmds] &Nn [cmds] |
Description: |
Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed. |
Command |
Function |
&N0 |
No maximum connect speed. |
&N1 |
Set maximum connect speed to 300bps. |
&N2 |
Set maximum connect speed to 1200bps. |
&N3 |
Set maximum connect speed to 2400bps. |
&N4 |
Set maximum connect speed to 4800bps. |
&N5 |
Set maximum connect speed to 7200bps. |
&N6 |
Set maximum connect speed to 9600bps. |
&N7 |
Set maximum connect speed to 12Kbps. |
&N8 |
Set maximum connect speed to 14.4Kbps. |
&N9 |
Set maximum connect speed to 16.8Kbps. |
&N10 |
Set maximum connect speed to 19.2Kbps. |
&N11 |
Set maximum connect speed to 21.6Kbps. |
&N12 |
Set maximum connect speed to 24Kbps. |
&N13 |
Set maximum connect speed to 26.4Kbps. |
&N14 |
Set maximum connect speed to 28.8Kbps. |
&N15 |
Set maximum connect speed to 31.2Kbps. |
&N16 |
Set maximum connect speed to 33.6Kbps. |
&N17 |
Set maximum connect speed to 33.3Kbps. |
&N18 |
Set maximum connect speed to 37.3Kbps. |
&N19 |
Set maximum connect speed to 41.3Kbps. |
&N20 |
Set maximum connect speed to 42.6Kbps. |
&N21 |
Set maximum connect speed to 44.0Kbps. |
&N22 |
Set maximum connect speed to 45.3Kbps. |
&N23 |
Set maximum connect speed to 46.6Kbps. |
&N24 |
Set maximum connect speed to 48.0Kbps. |
&N25 |
Set maximum connect speed to 49.3Kbps. |
&N26 |
Set maximum connect speed to 50.6Kbps. |
&N27 |
Set maximum connect speed to 52.0Kbps. |
&N28 |
Set maximum connect speed to 53.3Kbps. |
&N29 |
Set maximum connect speed to 54.6Kbps. |
&N30 |
Set maximum connect speed to 56.0Kbps. |
&N31 |
Set maximum connect speed to 57.3Kbps. |
PULSE DIALING RATIO | |
Type: |
Configuration |
Format: |
AT [cmds] &Pn [cmds] |
Description: |
Selects pulse dial make/break ratio |
Command |
Function |
&P0 |
39/61ms at 10pps (North America) |
&P1 |
33/67ms at 10pps (Europe) |
RTS | |
Type: |
Configuration |
Format: |
AT [cmds] &Rn [cmds] |
Description: |
Selects RTS/CTS options |
Command |
Function |
í &R1 |
RTS ignored |
&R2 |
Received data to computer only on RTS |
DATA SET READY (DSR) | |
Type: |
Configuration |
Format: |
AT [cmds] &Sn [cmds] |
Description: |
Selects DSR options |
Command |
Function |
í &S0 |
DSR forced high |
&S1 |
DSR high only while modem is handshaking or connected |
CONNECTION SPEED LOWER LIMIT | |
Type: |
Configuration |
Format: |
AT [cmds] &Un [cmds] |
Description: |
Sets slowest allowed connection speed if &N is set to 1 or higher. |
Command |
Function |
&U0 |
No minimum connect speed. |
&U1 |
Set minimum connect speed to 300bps. |
&U2 |
Set minimum connect speed to 1200bps. |
&U3 |
Set minimum connect speed to 2400bps. |
&U4 |
Set minimum connect speed to 4800bps. |
&U5 |
Set minimum connect speed to 7200bps. |
&U6 |
Set minimum connect speed to 9600bps. |
&U7 |
Set minimum connect speed to 12Kbps. |
&U8 |
Set minimum connect speed to 14.4Kbps. |
&U9 |
Set minimum connect speed to 16.8Kbps. |
&U10 |
Set minimum connect speed to 19.2Kbps. |
&U11 |
Set minimum connect speed to 21.6Kbps. |
&U12 |
Set minimum connect speed to 24Kbps. |
&U13 |
Set minimum connect speed to 26.4Kbps. |
&U14 |
Set minimum connect speed to 28.8Kbps. |
&U15 |
Set minimum connect speed to 31.2Kbps. |
&U16 |
Set minimum connect speed to 33.6Kbps. |
&U17 |
Set minimum connect speed to 33.3Kbps. |
&U18 |
Set minimum connect speed to 37.3Kbps. |
&U19 |
Set minimum connect speed to 41.3Kbps. |
&U20 |
Set minimum connect speed to 42.6Kbps. |
&U21 |
Set minimum connect speed to 44.0Kbps. |
&U22 |
Set minimum connect speed to 45.3Kbps. |
&U23 |
Set minimum connect speed to 46.6Kbps. |
&U24 |
Set minimum connect speed to 48.0Kbps. |
&U25 |
Set minimum connect speed to 49.3Kbps. |
&U26 |
Set minimum connect speed to 50.6Kbps. |
&U27 |
Set minimum connect speed to 52.0Kbps. |
&U28 |
Set minimum connect speed to 53.3Kbps. |
&U29 |
Set minimum connect speed to 54.6Kbps. |
&U30 |
Set minimum connect speed to 56.0Kbps. |
&U31 |
Set minimum connect speed to 57.3Kbps. |
BREAK HANDLING | |
Type: |
Configuration |
Format: |
AT [cmds] &Yn [cmds] |
Description: |
Sets destructive/nondestructive break handling |
Command |
Function |
&Y0 |
Destructive, but doesn’t send break |
&Y1 |
Destructive, expedited |
&Y2 |
Nondestructive, expedited |
S(STATUS) -REGISTERS
BIT-MAPPED REGISTER S13 | ||
Format: |
AT [cmds] S13=n [cmds] | |
Range: |
0-174 | |
Unit: |
Bit-mapped | |
Description: |
Controls reset, dial mode | |
Bit |
Value |
Function |
0 |
0 1 |
Unidentified Resets when DTR drops |
1 |
0 1 |
Unidentified Resets non-MNP transmit buffer from 1.5K to 128bytes |
2 |
0 1 |
Unidentified Sets backspace key to delete |
3 |
0 1 |
Unidentified On DTR signal, auto dials number stared at NVRAM position 0 |
4 |
0 1 |
Unidentified At power on/reset, auto dials number stared at NVRAM position 0 |
5 |
0 1 |
Enables V.32bis ASL mode Disables V.31bis ASL mode |
6 |
0 1 |
Enables quick retrains Disables quick retrains |
7 |
0 1 |
Unidentified Disconnect on escape code |
BIT-MAPPED REGISTER S15 | ||
Format: |
AT [cmds] S15=n [cmds] | |
Unit: |
Bit-mapped | |
Description: |
Disable/Enable MNP | |
Bit |
Value |
Function |
0 |
0 1 |
Enable ARQ/MNP for V.22 Disable ARQ/MNP for V.22 |
1 |
0 1 |
Enable ARQ/MNP for V.22bis Disable ARQ/MNP for V.22bis |
2 |
0 1 |
Enable ARQ/MNP for V.32/V.32bis/V.32terbo Enable ARQ/MNP for V.32/V.32bis/V.32terbo |
3 |
0 1 |
Enable MNP handshake Disable MNP handshake |
4 |
0 1 |
Enable MNP level 4 Disable MNP level 4 |
5 |
0 1 |
Enable MNP level 3 Disable MNP level 3 |
6 |
0 1 |
MNP compatibility MNP incompatibility |
7 |
0 1 |
Enable V.42 operation Disable V.42 operation |
TEST MODES | ||
Type: |
Register | |
Format: |
AT [cmds] S16=n [cmds] | |
Unit: |
Bit-mapped | |
Description: |
Controls touch tone dialing test. | |
Bit |
Value |
Function |
0 |
0 |
Reserved |
1 |
0 1 |
Touch tone dialing test not in progress Touch tone dialing test in progress |
2 |
0 1 |
Test pattern generation not in progress Test pattern generation in progress |
3-7 |
0 |
Reserved |
INACTIVITY TIMER | |
Type: |
Register |
Format |
AT [cmds] S19=n [cmds] |
Unit: |
10 seconds |
Description: |
Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process. |
Note: S19=0 disables the timer and allows indefinite inactivity. |
BREAK LENGTH | |
Type: |
Register |
Format |
AT [cmds] S21=n [cmds] |
Unit: |
10ms |
Description: |
Sets duration of breaks sent from the modem to the computer |
Note: Applies to MNP or V.42 mode only. |
FLOW CONTROL CHARACTER - XON | |
Type: |
Register |
Format: |
AT [cmds] S22=n [cmds] |
Range: |
0-255 |
Unit: |
ASCII |
Description: |
Sets the character used to represent XON |
FLOW CONTROL CHARACTER - XOFF | |
Type: |
Register |
Format: |
AT [cmds] S23=n [cmds] |
Range: |
0-255 |
Unit: |
ASCII |
Description: |
Sets the character used to represent XOFF |
BIT-MAPPED REGISTER S27 | ||
Format |
AT [cmds] S27=n [cmds] | |
Range: |
0-255 | |
Unit: |
Bit-mapped | |
Description: |
Enables/disables modulation protocols | |
Bit |
Value |
Function |
0 |
0 1 |
Disable ITU-T modulation at 300bps for overseas calls: in V.21 mode, the modem answers both overseas and domestic calls, but only originates V.21 calls Enable ITU-T modulation at 300bps for overseas calls: in V.21 mode, the modem answers both overseas and domestic calls, but only originates V.21 calls |
1 |
0 1 |
Disable unencoded modulation in V.32 mode Enable unencoded modulation in V.32 mode |
2 |
0 1 |
Enable V.32 modulation Disable V.32 modulation |
3 |
0 1 |
Enable 2100Hz answer tone Disable 2100Hz answer tone |
4 |
0 1 |
Disable V.23 fallback mode Enable V.23 fallback mode |
5 |
0 1 |
Enable V.32bis mode Disable V.32bis mode |
6 |
0 |
Reserved |
7 |
0 1 |
Enable codes Disable codes and enters software compatibility mode |
CONNECTION TIME | |
Type: |
Register |
Format |
AT [cmds] S28=n [cmds] |
Unit: |
.1 second |
Description: |
Sets V.32 duration |
Command |
Function |
S28=0 |
Eliminates the V.32 answer tone for a faster connection |
S28=8 |
Times are in .1 second |
S28=255 |
Disable connections except V.32 at 9600bps |
FALLBACK TIMER | |
Type: |
Register |
Format |
AT [cmds] S29=n [cmds] |
Range: |
0-255 |
Unit: |
.01 second |
Description: |
Sets the duration of the V.21 answer mode fallback timer |
BIT-MAPPED REGISTER S32 | |||
Format: |
AT [cmds] S32=n [cmds] | ||
Range: |
0-255 | ||
Description: |
Select setup for 28.8 and higher speed modems | ||
Bit |
Value |
Function | |
0 |
0 1 |
Disable V.8 call indicate Enable V.8 call indicate | |
1 |
0 1 |
Disable V.8 mode Enable V.8 mode | |
2 |
0 1 |
Enable V.FC modulation Disable V.FC modulation | |
3 |
0 1 |
Enable V.34 modulation Disable V.34 modulation | |
4 |
0 1 |
Enable V.34+ modulation Disable V.34+ modulation | |
5-7 |
0 |
Reserved |
BIT-MAPPED REGISTER S33 | |||
Format: |
AT [cmds] S33=n [cmds] | ||
Range: |
0-255 | ||
Description: |
Disable/enable data rates | ||
Bit |
Value |
Function | |
0 |
0 1 |
Enable 2400 symbol rate Disable 2400 symbol rate | |
1 |
0 1 |
Enable 2743 symbol rate Disable 2743 symbol rate | |
2 |
0 1 |
Enable 2800 symbol rate Disable 2800 symbol rate | |
3 |
0 1 |
Enable 3000 symbol rate Disable 3000 symbol rate | |
4 |
0 1 |
Enable 3200 symbol rate Disable 3200 symbol rate | |
5 |
0 1 |
Enable 3429 symbol rate Disable 3429 symbol rate | |
6 |
0 |
Reserved | |
7 |
0 1 |
Enable shaping Disable shaping |
BIT-MAPPED REGISTER S34 | |||
Format: |
AT [cmds] S34=n [cmds] | ||
Range: |
0-255 | ||
Description: |
Disable/enable trellis encoding | ||
Bit |
Value |
Function | |
0 |
0 1 |
Enable 8S-2D trellis encoding Disable 8S-2D trellis encoding | |
1 |
0 1 |
Enable 16S-4D trellis encoding Disable 16S-4D trellis encoding | |
2 |
0 1 |
Enable 32S-2D trellis encoding Disable 32S-2D trellis encoding | |
3 |
0 1 |
Enable 64S-4D trellis encoding Disable 64S-4D trellis encoding | |
4 |
0 |
Reserved | |
5 |
0 1 |
Enable TX level deviation Disable TX level deviation | |
6 |
0 1 |
Enable pre-emphasis Disable pre-emphasis | |
7 |
0 1 |
Enable pre-coding Disable pre-coding |
BIT-MAPPED REGISTER S41 | |||
Format: |
AT [cmds] S41=n [cmds] | ||
Range: |
0-255 | ||
Description: |
Enable/disable distinctive ring | ||
Bit |
Value |
Function | |
0 |
0 1 |
Disable distinctive ring Enable distinctive ring | |
1-7 |
0 |
Reserved |