EVEREX SYSTEMS, INC.
EMAC-MD1200 (EV-936)
Card Type |
Modem (asynchronous) |
Chipset |
Unidentified |
I/O Options |
Speakerphone |
Maximum Data Rate |
1200bps |
Data Modulation |
Bell 103A/212A ITU-T V.21, V.22 |
Error Correction/Compression |
None |
Data Bus |
Serial |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Speakerphone button |
BT1 |
DC power in |
CN4 |
Mute button |
BT2 |
Microphone |
MIC |
Telephone line out |
CN1 |
Volume control |
R1 |
Telephone line in |
CN2 |
Power switch |
SW2 |
RS-232/422 port |
CN3 |
USER CONFIGURABLE SETTINGS | ||
Setting |
Label |
Position |
í Modem ignores DTR |
SW1/1 |
Off |
Modem disconnects and does not accept commands on low DTR; auto-answer is disabled |
SW1/1 |
On |
í Verbose result code format enabled. |
SW1/2 |
Off |
Numeric result code format enabled. |
SW1/2 |
On |
í Result codes enabled |
SW1/3 |
Off |
Result codes disabled |
SW1/3 |
On |
í Command echo enabled |
SW1/4 |
Off |
Command echo disabled |
SW1/4 |
On |
í Auto-answer disabled |
SW1/5 |
Off |
Auto-answer after first ring |
SW1/5 |
On |
í CD signal forced high |
SW1/6 |
Off |
CD signal normal |
SW1/6 |
On |
í Modem is connected to RJ-11 or RJ-14 jack |
SW1/7 |
Off |
Modem is connected to RJ-12 or RJ-13 jack |
SW1/7 |
On |
í Command set enabled |
SW1/8 |
Off |
Command set disabled |
SW1/8 |
On |
í Modem uses Bell 212A at 1200bps |
SW1/9 |
Off |
Modem uses ITU-T V.22 at 1200bps |
SW1/9 |
On |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
SPL |
Red |
On |
Modem is in speakerphone mode |
SPL |
Red |
Off |
Modem is not in speakerphone mode |
ML |
Red |
On |
Speakerphone is muted |
ML |
Red |
Off |
Speakerphone is not muted |
RI |
Red |
On |
Phone is ringing |
RI |
Red |
Off |
Phone is not ringing |
HS |
Red |
On |
Modem is operating at 1200bps |
HS |
Red |
Off |
Modem is operating at 300bps |
AA |
Red |
On |
Auto-answer enabled |
AA |
Red |
Off |
Auto-answer disabled |
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 |
RD |
Red |
Blinking |
Modem is receiving data |
RD |
Red |
Off |
Modem is not receiving data |
TD |
Red |
Blinking |
Modem is transmitting data |
TD |
Red |
Off |
Modem is not transmitting data |
TR |
Red |
On |
DTR signal is high |
TR |
Red |
Off |
DTR signal is low |
MR |
Red |
On |
Power is on |
MR |
Red |
Off |
Power is off |
SUPPORTED STANDARD COMMANDS |
Basic AT Commands |
+++, ‘comma’, A/ |
A, B, E, F, H, L, M, O, Q, V, X, Y, Z |
&C, &D, &G, &L, &P, &T |
S-Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S18, S21, S22, S23, S27 |
Note: See MHI help file for complete information. |
Proprietary AT Command Set
TRANSMIT EQUALIZATION | |
Type: |
Configuration |
Format: |
AT [cmds] Un [cmds] |
Description: |
Selects how much transmit equalization the modem will use. |
Command |
Function |
U0 |
Modem will use the average amount of transmit equalization. |
U1 |
Modem will use the maximum amount of transmit equalization. |
í U2 |
Modem auto-detects correct amount of transmit equalization during handshaking. |
See EVEREX SYSTEMS, INC EMAC-MD2400 (EV-945) for a full command summary.