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 |