PROMETHEUS PRODUCTS, INC.
MAC CYBERPORT PRO 144EV (M144EV)
MAC CYBERPHONE 144EV (M144EV)
MAC CYBERPHONE 144EVSP (M144EVSP)
Card Type | Fax, Modem (synchronous/asynchronous) |
Chip Set | Unidentified |
I/O Options | Speakerphone, Voice-mail |
Maximum Data Rate | 14.4Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Bus | External |
Fax Class | Class I & II |
Data Modulation Protocol | Bell 103/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis |
Fax Modulation Protocol | ITU-T V.17, V.21CH2, V.27ter, V.29, V.33 |
Error Correction/Compression | MNP5, V.42, V.42bis |

CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line out | CN1 | RS-232/422 | CN5 | |||
Line in | CN2 | DC power | CN6 | |||
Microphone in | CN3 | Power switch | SW1 | |||
Speaker out | CN4 | |||||
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
AA | Red | On | Auto-answer enabled |
AA | Red | Off | Auto-answer disabled |
AA | Red | Blinking | Phone is ringing |
CD | Red | On | Carrier signal detected |
CD | Red | Off | Carrier signal not detected |
OH | Red | On | Modem is off-hook |
OH | Red | Off | Modem is on-hook |
IO | Red | On | Modem is transmitting or receiving data |
IO | Red | Off | Modem is not transmitting or receiving data |
MR | Red | On | Power is on |
MR | Red | Off | Power is off |
Proprietary AT Command Set
AUTO-RELIABLE TIME BUFFER CONFIGURATION | |
Type: | Configuration |
Format: | AT [cmds] \Cn [cmds] |
Description: | Controls the handling of incoming data during auto-reliable time period |
Command | Function |
\C0 | Data is discarded |
\C1 | Data is buffered |
\C2 | Data is discarded; modem returns to normal mode on receiving auto-reliable fallback character. |
AUTO-RETRAIN | |
Type: | Configuration |
Format: | AT [cmds] %En [cmds] |
Description: | Controls auto-retrain mode |
Command | Function |
%E0 | Auto-retrain disabled |
%E1 | Auto-retrain enabled |
BREAK TYPE | ||
Type: | Configuration | |
Format: | AT [cmds] \Kn [cmds] | |
Description: | Configures action of break signal | |
Command | Break from DTE | |
\K0 | Online command mode enabled, send no break to remote modem | |
\K1 | Break sent to remote modem and buffered cleared | |
\K2 | Online command mode enabled, send no break to remote modem | |
\K3 | Send break to remote modem immediately | |
\K4 | Online command mode enabled, send no break to remote modem | |
\K5 | Send break with transmitted data | |
COMPRESSION | |
Type: | Configuration |
Format: | AT [cmds] %Cn [cmds] |
Description: | Selects data compression |
Command | Function |
%C0 | Data compression disabled |
%C1 | MNP5 enabled |
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 | Direct mode enabled |
\N2 | MNP reliable mode enabled |
\N3 | Auto-reliable mode enabled |
\N4 | V.42 reliable mode enabled |
\N5 | V.42 auto-reliable mode enabled |
\N6 | Reliable mode enabled |
DICTIONARY SIZE | |
Type: | Configuration |
Format: | AT [cmds] %Dn [cmds] |
Description: | Select dictionary size |
Command | Function |
%D0 | Select 1/2K dictionary |
%D1 | Select 1K dictionary |
%D2 | Select 2K dictionary |
ERROR CONTROL BUFFER - MAXIMUM | |
Type: | Register |
Format: | AT [cmds] S50=n [cmds] |
Default: | 200 |
Range: | 0-255 |
Unit: | Unidentified |
Description: | Controls the maximum size of the error control buffer |
ERROR CONTROL BUFFER - MINIMUM | |
Type: | Register |
Format: | AT [cmds] S49=n [cmds] |
Default: | 10 |
Range: | 0-255 |
Unit: | Unidentified |
Description: | Controls the minimum size of the error control buffer |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] \Gn [cmds] |
Description: | Selects modem port flow control |
Command | Function |
\G0 | Flow control disabled |
\G1 | Flow control enabled |
FLOW CONTROL - HARDWARE | |
Type: | Configuration |
Format: | AT [cmds] \Ln [cmds] |
Description: | Selects the transfer mode for MNP link |
Command | Function |
\L0 | Hardware flow control enabled (used for Mac with standard Mac modem cable) |
\L1 | Hardware flow control disabled (used for PC or Mac with hardware flow-control cable) |
FLOW CONTROL TYPE | |
Type: | Configuration |
Format: | AT [cmds] \Qn [cmds] |
Description: | Sets type of flow control used by modem |
Command | Function |
\Q0 | Flow control disabled |
\Q1 | Bi-directional XON/XOFF flow control and bi-directional RTS/CTS enabled |
\Q2 | CTS flow control by DCE enabled |
\Q3 | Bi-directional RTS/CTS flow control enabled |
\Q4 | Unidirectional XON/XOFF flow control by DCE enabled |
MNP RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] \Vn [cmds] |
Description: | Selects MNP result codes |
Command | Function |
\V0 | MNP result codes disabled |
\V1 | MNP result codes enabled |
INACTIVITY TIMER | |
Type: | Configuration |
Format: | AT [cmds] \Tn [cmds] |
Default: | 0 |
Range: | 0-90 |
Unit: | 1 minute |
Description: | Sets the length of time that the modem does not receive information before it disconnects. |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports 3 digit product code |
I1 | Reports ROM checksum |
I2 | Reports OK |
I3 | Reports firmware version |
I4 | Reports configuration settings |
XON/XOFF PASS-THROUGH | |
Type: | Configuration |
Format: | AT [cmds] \Xn [cmds] |
Description: | Selects whether XON/XOFF signals are sent to remote modem |
Command | Function |
\X0 | XON/XOFF signals trapped by local modem |
\X1 | XON/XOFF passed through local modem |