VEN-TEL, INC.
EC96
Modem Type | Data (synchronous/asynchronous) |
Maximum Data Rate | 9600bps |
Data Bus | External |
Data Modulation Protocol | Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V32bis limited to 12000bps |
Error Correction/Compression | MNP5, V.42, V.42bis |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Line out | CN1 | RS-232/422 | CN4 |
Line in | CN2 | Power switch | SW3 |
DC power | CN3 |
CTS SIGNAL | |
Setting | SW2/1 |
» CTS normal | Off |
CTS forced high | On |
DCD SIGNAL | |
Setting | SW2/2 |
» DCD normal | Off |
DCD forced high | On |
DSR SIGNAL | |
Setting | SW2/3 |
» DSR normal | Off |
DSR forced high | On |
AT | |
Setting | SW2/4 |
» AT command set enabled | Off |
At command set disabled | On |
LEASED LINE WIRE TYPE | |
Setting | SW2/5 |
» Two wire | Off |
Four wire | On |
RESET | |
Setting | SW2/6 |
Asynchronous | On |
Synchronous | Off |
Note: Set to on before powering modem. |
DTR SIGNAL | |
Setting | SW2/7 |
» DTE sends DTR signal | Off |
Modem sends DTR signal | On |
SIGNAL LEVEL | |
Setting | J5 |
Signal ground normal | Open |
Set signal ground equal to chassis ground | Closed |
RECEIVE CLOCK | |
Setting | J6 |
» Receive clock on pin 17 disabled | Open |
Receive clock on pin 17 enabled | Closed |
TRANSMIT CLOCK | |
Setting | J7 |
» Transmit clock on pin 15 disabled | Open |
Transmit clock on pin 15 enabled | Closed |
FACTORY CONFIGURED SETTINGS | |
JUMPER | SETTING |
J1 | Open |
J2 | Open |
J3 | Open |
J4 | Open |
SW2/8 | N/A |
SW1 | Not used (may not exist on all boards) |
DIAGNOSTIC LED(S) | ||||
LED | Color | Status | Mode | Condition |
HS | Green | On | N/A | Modem is operating at 7200bps or faster |
HS | Red | On | N/A | Modem is operating at 1200bps or 2400bps |
HS | Green/Red | Blinking | N/A | E-Mail messages stored |
HS | N/A | Off | N/A | Modem is operating at slower than 1200bps |
AA | Red | On | Off-line | Auto-answer enabled |
AA | Red | Off | Off-line | Auto-answer disabled |
AA | N/A | Blinking | Off-line | Phone is ringing |
AA | Green | On | On-line | Modem is using TCM modulation |
AA | Green | Blinking | On-line | Modem is training TCM modulation |
AA | Red | On | On-line | Modem is using QAM or FSK modulation |
AA | Red | Blinking | On-line | Modem is training QAM or FSK modulation |
AA | Green/Red | Blinking | On-line | Remote modem has initiated a retrain |
AA | Green/Off | Blinking | On-line | Local modem has initiated a retrain |
CD | Red | On | N/A | Carrier signal detected |
CD | Red | Off | N/A | Carrier signal not detected |
OH | Red | On | N/A | Modem is off-hook |
OH | Red | Off | N/A | Modem is on-hook |
RD | Red | On | N/A | Modem is receiving data |
RD | Red | Off | N/A | Modem is not receiving data |
SD | Red | On | N/A | Modem is transmitting data |
SD | Red | Off | N/A | Modem is not transmitting data |
TR | Red | On | N/A | DTR signal is high |
TR | Red | Off | N/A | DTR signal is low |
MR/EC | Red | On | Off-line | Power on |
MR/EC | Red | Blinking | Off-line | Off-line diagnostic test has failed |
MR/EC | N/A | Off | Off-line | Power off |
MR/EC | Red | Blinking | On-line | On-line diagnostic test in progress OR Modem is in ROAD mode |
MR/EC | Green | On | On-line | Error correction activated |
MR/EC | Green | Blinking | On-line | Error correction activated and modem is in ROAD mode |
MR/EC | N/A | Off | On-line | Error correction disabled |
Proprietary Command Set
APPEND CARRIAGE RETURN | |
Type: | Configuration |
Format: | AT [cmds] %Gn [cmds] |
Example: | AT %G1 &W <CR> |
Description: | Appends carriage return to result codes. |
Command | Function |
%G0 | Append carriage return disabled. |
» %G1 | Append carriage return enabled. |
BELL 202 | |||
Format | AT [cmds] S70=n [cmds] | ||
Example: | ATS70=4<CR> | ||
Default: | Unidentified | ||
Range: | 0 -4 | ||
Unit: | Bit-mapped | ||
Description: | Disables bell 202 mode. | ||
Bit | Value | Function | |
0 | 0 | Not used. | |
1 | 0 | Not used. | |
2 | 0 1 | Bell 202 enabled Bell 202 disabled |
CHARACTER LENGTH | |
Type: | Configuration |
Format: | AT [cmds] \Fn [cmds] |
Example: | AT \F3 <CR> |
Description: | Sets length of character. |
Command | Function |
» \F0 | 8 data bits, 1 stop bit, null parity. |
\F1 | 8 data bits, 1 stop bit, odd parity. |
\F2 | 8 data bits, 1 stop bit, even parity. |
\F3 | 8 data bits, 2 stop bits, null parity. |
\F4 | 7 data bits, 1 stop bit, null parity. |
\F5 | 7 data bits, 1 stop bit, odd parity. |
\F6 | 7 data bits, 1 stop bit, even parity. |
\F7 | 7 data bits, 2 stop bits, null parity. |
\F8 | 7 data bits, 2 stop bits, odd parity. |
\F9 | 7 data bits, 2 stop bits, even parity. |
\F10 | Set character length to register S13. |
COMMUNICATION PROTOCOL | |
Type: | Configuration |
Format: | AT [cmds] Bn [cmds] |
Example: | AT B1 %B5 <CR> |
Description: | Selects the communication protocol for data calls. |
Command | Function |
» B1 | Bell protocols. |
B0 | ITU-T protocols. |
COMPRESSION | |
Type: | Configuration |
Format: | AT %Cn |
Example: | AT %C0 *Y1 <CR> |
Description: | Selects data compression. |
Command | Function |
» %C0 | Data compression disabled. |
%C1 | Data compression enabled. |
CONNECT MODE | |
Type: | Configuration |
Format: | AT [cmds] \Nn [cmds] |
Example: | AT \N1 DT555-1212 <CR> |
Description: | Sets connect mode. |
Command | Function |
\N1 | Direct mode. |
\N0 | Normal mode. |
\N2 | Reliable mode. |
\N3 | Auto-reliable mode. |
CONNECTION SPEED RESTRICT | |
Type: | Configuration |
Format: | AT [cmds] *Cn [cmds] |
Example: | AT *C1 DT555-1212 <CR> |
Description: | Limits speed of connection to last detected DTE speed or lower. |
Command | Function |
*C0 | Disabled. |
*C1 | Enabled. |
DISPLAY CURRENT COMMAND STATUS | |
Type: | Immediate |
Format: | AT [cmds] \S [cmds] |
Example: | AT &Z2=9W1-303-555-1212 \S <CR> |
Description: | Displays current setting of modem commands. |
DTR DIALING | |
Type: | Configuration |
Format: | AT [cmds] %Dn [cmds] |
Example: | AT %D1 DT555-1212 <CR> |
Description: | Turns DTR dialing on and off. |
Command | Function |
» %D0 | DTR dialing disabled. |
%D1 | DTR dialing enabled. |
ERROR CORRECTION MODE | |
Type: | Configuration |
Format: | AT [cmds] *Yn [cmds] |
Example: | AT *Y1 %C1 <CR> |
Description: | Selects active error-correction protocols. |
Command | Function |
*Y0 | Auto-detect mode. |
» *Y1 | MNP and V.42bis enabled. |
*Y2 | V.42bis only enabled. |
*Y3 | MNP only enabled. |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] %Fn [cmds] |
Example: | AT %F1 &K3 <CR> |
Description: | Selects flow control. |
Command | Function |
» %F1 | Flow control enabled for DTE and DCE |
%F0 | Flow control disabled. |
%F2 | Flow control enabled. |
FLOW CONTROL PASSTHROUGH | |
Type: | Configuration |
Format: | AT [cmds] *Pn [cmds] |
Example: | AT *P0 &W <CR> |
Description: | Allows modem to act on, then transmit XON/XOFF characters. |
Command | Function |
» *PO | Passthrough enabled. |
*P1 | Passthrough disabled. |
FLOW CONTROL TYPE | |
Type: | Configuration |
Format: | AT [cmds] \Qn [cmds] |
Example: | AT \Q0 A <CR> |
Description: | Sets type of flow control used by modem. |
Command | Function |
» \Q0,\Q1,\Q2 | XON/XOFF flow control enabled. |
\Q3 | CTS/RTS flow control enabled. |
INACTIVITY TIMER | |
Type: | Register |
Format: | AT [cmds] \Tn [cmds] |
Example: | AT\T20 <CR> |
Default: | 0 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Sets the length of time that the modem does not receive information before it disconnects. |
INITIALIZATION STRING | |
Type: | Configuration |
Format: | AT [cmds] *Vn= <cmds> |
Example: | AT *V1=ATS11=45 M0 <CR> |
Description: | Stores string to be executed on power up or reset. |
INITIALIZATION STRING DISPLAY | |
Type: | Immediate |
Format: | AT [cmds] *V? |
Example: | AT *V? <CR> |
Description: | Displays stored strings to be executed on power up or reset. |
LEASED LINE BACK UP STATION ID | |
Type: | Configuration |
Format: | AT [cmds] #En [cmds] |
Example: | AT *D1 *L2 #E1 <CR> |
Description: | Allows modem to send and receive leased line back up ID. |
Command | Function |
#E0 | Disabled. |
» #E1 | Enabled. |
LEASED LINE DIAL BACKUP | |
Type: | Configuration |
Format: | AT [cmds] *Dn [cmds] |
Example: | AT *D1 *L2 #E1 <CR> |
Description: | Automatically establishes switched line connection if leased line fails |
Command | Function |
» *D0 | Disabled. |
*D1 | Enabled. |
LEASED LINE RECEIVE ATTENUATION | |
Type: | Configuration |
Format: | AT [cmds] %Ln [cmds] |
Example: | AT %L1 &W <CR> |
Description: | Sets the attenuation for reception when in leased-line mode. |
Command | Function |
» %L2 | 0 to -26 dB |
%L0 | 0 to -43 dB |
%L1 | 0 to -33 dB |
%L3 | 0 to -16 dB |
LEASED LINE RECOVERY DELAY | |
Type: | Configuration |
Format: | AT [cmds] *Ln [cmds] |
Example: | AT *D1 *L2 #E1 <CR> |
Description: | After leased line failure, modem attempts to reconnect after specified delay. |
Command | |
» *L0 | Disabled. |
*L1 | 5 minute delay. |
*L2 | 15 minute delay. |
*L3 | 30 minute delay. |
*L4 | 60 minute delay. |
LEASED LINE STATION ID RECEIVE | |
Type: | Configuration |
Format: | AT [cmds] #Qxxxx [cmds] |
Example: | AT #Q0234567891 &W <CR> |
Default: | None |
Range: | ASCII |
Unit: | Up to ten characters |
Description: | Sets leased line backup receive station ID. |
LEASED LINE STATION ID TRANSMIT | |
Type: | Configuration |
Format: | AT [cmds] #Tn [cmds] |
Example: | AT #T0234567891 &W <CR> |
Default: | None |
Range: | ASCII |
Unit: | Up to ten characters |
Description: | Sets leased line backup transmit station ID. |
LEASED LINE TRANSMISSION ATTENUATION | |
Type: | Configuration |
Format: | AT [cmds] %Tn [cmds] |
Example: | AT %T12 <CR> |
Default: | 15 |
Range: | 0 - 15 |
Unit: | 1 dB |
Description: | Sets the attenuation for transmission when in leased-line mode. |
LINE SPEED | |||
Type: | Configuration | ||
Format: | AT [cmds] %Bn [cmds] | ||
Example: | AT B1 %B5 <CR> | ||
Description: | Sets line speed | ||
Command | Mode | Function | |
%B0 | Bell | 9600bps V.32 Trellis encoding | |
%B0 | ITU-T | 9600bps V.32 Trellis encoding | |
%B1 | Bell | 9600bps V.32 | |
%B1 | ITU-T | 9600bps V.32 | |
%B2 | Bell | 2400 bps v.22bis | |
%B2 | ITU-T | 2400 bps v.22bis | |
%B3 | Bell | 1200bps V.22 | |
%B3 | ITU-T | 1200bps V.22 | |
%B4 | Bell | 300bps V.21 | |
%B4 | ITU-T | 300bps V.21 | |
%B5 | Bell | 9600/2400/1200/300bps | |
%B5 | ITU-T | 9600/2400/1200/300bps | |
%B6 | Bell | 9600/2400/1200 | |
%B6 | ITU-T | 9600/2400/1200 | |
%B7 | Bell | 9600/2400 | |
%B7 | ITU-T | 9600/2400 | |
%B8 | Bell | 1200bps V.23 HDX | |
%B8 | ITU-T | 1200bps V.23 HDX | |
%B9 | ITU-T | Transmit 1200bps, receive 75bps local serial port speed follows connect speed | |
%B10 | ITU-T | Transmit 75bps, receive 1200bps local serial port speed follows connect speed | |
%B11 | ITU-T | Transmit 1200bps, receive 75bps local serial port speed independent of connect speed | |
%B12 | ITU-T | Transmit 75bps, receive 12000bps local serial port speed independent of connect speed |
NEGOTIATE LINE SPEED | |
Type: | Configuration |
Format: | AT [cmds] %Qn [cmds] |
Example: | AT %Q1 &W <CR> |
Description: | Allows modem to negotiate down to Bell 202/V.23 while in answer mode |
Command | Function |
%Q0 | Bell 202/V.23 mode disabled. |
%Q1 | Substitute 300bps modes with Bell 202/V.23 when answering. |
NRZI | |
Type: | Configuration |
Format: | AT [cmds] &Nn [cmds] |
Example: | AT &N1 O <CR> |
Description: | Configures DTE non return to zero interface |
Command | |
&N0 | NRZ command and connect modes. |
&N1 | NRZI command and connect modes. |
&N2 | NRZ command, NRZI connect |
&N3 | NRZI command, NRZ connect |
PULSE MODE INTERDIGIT DELAY | |
Type: | Configuration |
Format: | AT [cmds] %Pn [cmds] |
Example: | AT %N1 %P1 P <CR> |
Description: | Sets interval between digits in pulse mode. |
Command | Function |
» %P0 | 750ms |
%P1 | 650ms |
%P2 | 850ms |
PULSES PER DIGIT | |
Type: | Configuration |
Format: | AT [cmds] %Nn [cmds] |
Example: | AT %N1 %P1 P <CR> |
Description: | Sets the number of pulses per digit dialed while in pulse mode. |
Command | Function |
» %N0 | Digit value is number of pulses (0 digit generates 10 pulses). |
%N1 | Digit value minus ten pulses generated (0 digit generates 10 pulses). |
%N2 | Digit value plus one pulses generated (0 digit generates 1 pulse). |
REDIAL | |
Type: | Configuration |
Format: | AT [cmds] *Rn |
Example: | AT *R0 <CR> |
Default: | 0 |
Range: | 0-9 |
Unit: | 1 redial |
Description: | Automatically redials next number n times. |
REDIAL ABORT | |
Type: | Immediate |
Format: | AT [cmds] \H [cmds] |
Example: | AT \H <CR> |
Description: | Stops redial. |
REDIAL LAST NUMBER | |
Type: | Immediate |
Format: | AT [cmds] *R |
Example: | AT *R <CR> |
Description: | Redials last number dialed. |
RESET MODEM TO STORED PROFILE | |
Type: | Immediate |
Format: | AT [cmds] %Sn [cmds] |
Example: | AT%S6 <CR> |
Description: | Resets modem to stored profile. |
RESULT CODE FORMAT | |
Type: | Configuration |
Format: | AT [cmds] \Vn [cmds] |
Example: | AT \V0 Q0 <CR> |
Description: | Selects word or numeric format for information-text and result codes. |
Command | Function |
\V1 | Numeric format enabled. |
\V0 | Verbose (word) format enabled. |
ROAD INITIATE | |
Type: | Immediate |
Format: | AT [cmds] *U [cmds] |
Example: | AT *B0 *U O <CR> |
Description: | Commands the modem to transmit stored Remote Access Options and Downloading key. The modem must have already connected. |
ROAD KEY CUSTOMIZE | |
Type: | Configuration |
Format: | AT [cmds] *A^x^x^x^x [cmds] |
Example: | AT *A^M^H^I^I &W <CR> |
Description: | Sets the key for Remote Options Access and Downloading (^ indicates ctrl key depressed). The default is ^R^O^A^D. |
ROAD KEY ENABLE | |
Type: | Configuration |
Format: | AT [cmds] *Bn [cmds] |
Example: | AT *B0 *U O <CR> |
Description: | Enables Remote Options Access and Downloading. |
Command | Function |
» *B0 | R.O.A.D. disabled. |
*B1 | R.O.A.D. enabled. |
S-REGISTER DISPLAY | |
Type: | Immediate |
Format: | AT [cmds] %R [cmds] |
Example: | AT %R &W <CR> |
Description: | Display contents of all S-registers. |
SOFTWARE SETUP | |
Type: | Configuration |
Format: | AT [cmds] *Sn [cmds] |
Example: | AT *S1 <CR> |
Description: | Configures modem to communicate with specific communications software. |
Command | Function |
» *S0 | Normal mode, Crosstalk compatible. |
*S1 | Smartcom II Ver. 3.0 compatible. |
*S3 | Smartcom III Ver. 1.0 compatible. |
*S4 | AS400 HDLC dialer EIA handler. |
TEST/BUSY OUT | |
Type: | Configuration |
Format: | AT [cmds] *Tn [cmds] |
Example: | AT *T1 &W <CR> |
Description: | Configures pin 25 for testing or busy out. |
Command | Function |
» *T0 | Disabled. |
*T1 | Enable ALB w/self test when pin 25 is true. |
*T2 | Enable busy out when pin 25 is true. |
TIME AND DATE DISPLAY | |
Type: | Immediate |
Format: | AT [cmds] \D? [cmds] |
Example: | AT \D0=12:30 \D1=03/26 \D? <CR> |
Description: | Display time and date. |
TIME AND DATE SET | |
Type: | Configuration |
Format: | AT [cmds] \Dn=xxxx [cmds] |
Example: | AT \D0=12:30 \D1=03/26 \D? <CR> |
Description: | Sets time and date. |
Command | Function |
\D0 | Set time. |
\D1 | Set date. |
TURBO MODE | |||
Format | AT [cmds] S94;5=n [cmds] | ||
Example: | ATS94;5=1 <CR> | ||
Default: | None | ||
Range: | 0-16 | ||
Unit: | Bit-mapped | ||
Description: | Allows 12Kbps connection with compatible remote modem. | ||
Bit | Value | Function | |
5 | 0 1 | Enabled. Disabled. |
V.25 | |
Type: | Configuration |
Format: | AT [cmds] V.25 |
Example: | AT V.25 <CR> |
Description: | Enables V.25bis mode. |
V.25bis COMMAND MODE SPEED | |
Type: | Configuration |
Format: | AT [cmds] *Wn [cmds] |
Example: | AT *W0 &W <CR> |
Description: | V.25bis mode only. DTE sets off line speed for sync command processing. |
Command | Function |
» *W0 | Last auto baud speed, 9600bps if none. |
*W1 | 1200bps. |
*W2 | 2400bps. |
*W3 | 4800bps. |
*W4 | 9600bps. |
*W5 | 19.2Kbps. |
*W6 | 38.4Kbps. |
*W7 | Use pin 24 external clock control. |
V.32bis FALLBACK | |||
Format | AT [cmds] S94=n [cmds] | ||
Example: | ATS94=40<CR> | ||
Default: | Unidentified | ||
Range: | 0 - 16 | ||
Unit: | Bit-mapped | ||
Description: | Controls limited V.32bis 12,000bps .operation | ||
Bit | Value | Function | |
0 | 0 | Not used. | |
1 | 0 | Not used. | |
2 | 0 | Not used. | |
3 | 0 | Not used. | |
4 | 0 | Not used. | |
5 | 0 1 | 12,000bps limited V.32bis capability disabled. 12,000bps limited V.32bis capability enabled. |
Proprietary V.25bis Command Set
AT COMMAND SET | |
Type: | Immediate |
Format: | ATC |
Example: | ATC <CR> |
Description: | Switch to AT command set. |
CALL REQUESTED NUMBER AND TRANSMIT STATION ID | |
Type: | Configuration |
Format: | CRI <#>;xxxx |
Example: | CRI 487-3289; 1234567890 <CR> |
Description: | Modem phone number, then transmits station ID after connection |
CLEAR STORED NUMBER | |
Type: | Configuration |
Format: | CLAnn |
Example: | CRI 07 <CR> |
Description: | Deletes number stored at memory location n. |
DISPLAY STORED NUMBERS | |
Type: | Immediate |
Format: | RLNn |
Example: | RLN2 <CR> |
Description: | Display insecure number in memory location n. If no number is given, all insecure numbers will be displayed. |
REDIAL | |
Type: | Immediate |
Format: | DLN |
Example: | DLN <CR> |
Description: | Redial last number dialed by CRN command. |
STATION ID SET | |
Type: | Configuration |
Format: | PRInnn; <#>;xxxx |
Example: | PRI 011; 487-3289; 1234567890 <CR> |
Description: | Records station ID |
Proprietary V.25bis Result Codes
STATION ID LIST | |
Type: | Result code |
Format: | LSIxxxx |
Example: | LSI 2345678901 |
Description: | Displays station ID. |
STORED NUMBERS LIST | |
Type: | Result code |
Format: | LSNxxxx |
Example: | LSN 443-3388 |
Description: | Displays stored numbers. xxxx may specify a memory location, phone number, or status. If no code was specified with RLN, all stored numbers are displayed. |