MODULAR CIRCUIT TECHNOLOGY
MCT-AMS
Card Type | Serial card |
Chipset/Controller | Unidentified UART |
I/O Options | Serial ports (4) |
Maximum DRAM | N/A |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Serial port 3 | J1 | Serial port 2 | J3 |
Serial port 4 | J2 | Serial port 1 | J4 |
SERIAL PORT ADDRESS MODE | ||||
Mode | Port 1(J4) | Port 2(J3) | Port 3(J1) | Port 4(J2) |
A | COM1 | COM2 | COM3 | COM4 |
B | COM2 | COM3 | COM4 | COM5 |
C | COM3 | COM4 | COM5 | COM6 |
D | COM4 | COM5 | COM6 | COM7 |
E | COM5 | COM6 | COM7 | COM8 |
F | COM6 | COM7 | COM8 | N/A |
G | COM7 | COM8 | N/A | N/A |
H | COM8 | N/A | N/A | N/A |
SERIAL PORT ADDRESS JUMPER CONFIGURATION | |||
Mode | SW1/1 | SW1/2 | SW1/3 |
A | Off | Off | Off |
B | Off | Off | On |
C | Off | On | Off |
D | Off | On | On |
E | On | Off | Off |
F | On | Off | On |
G | On | On | Off |
H | On | On | On |
PRIMARY SERIAL PORT INTERRUPT SELECTION | |||||
IRQ | SW2/1 | SW2/2 | SW2/3 | SW2/4 | |
» | IRQ4 | Off | Off | On | Off |
IRQ2 | On | Off | Off | Off | |
IRQ3 | Off | On | Off | Off | |
IRQ5 | Off | Off | Off | On |
SECONDARY SERIAL PORT INTERRUPT SELECTION | |||||
IRQ | SW2/5 | SW2/6 | SW2/7 | SW2/8 | |
» | IRQ3 | Off | On | Off | Off |
IRQ2 | On | Off | Off | Off | |
IRQ4 | Off | Off | On | Off | |
IRQ5 | Off | Off | Off | On |
THIRD SERIAL PORT INTERRUPT SELECTION | |||||
IRQ | SW3/1 | SW3/2 | SW3/3 | SW3/4 | |
» | IRQ4 | Off | Off | On | Off |
IRQ2 | On | Off | Off | Off | |
IRQ3 | Off | On | Off | Off | |
IRQ5 | Off | Off | Off | On |
FOURTH SERIAL PORT INTERRUPT SELECTION | |||||
IRQ | SW3/5 | SW3/6 | SW3/7 | SW3/8 | |
» | IRQ3 | Off | On | Off | Off |
IRQ2 | On | Off | Off | Off | |
IRQ4 | Off | Off | On | Off | |
IRQ5 | Off | Off | Off | On |
PRIMARY SERIAL PORT NORMAL/FORCED-TRUE CONFIGURATION | ||||
Setting | JP8/A | JP8/B | JP8/C | |
» | Normal | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
Forced-True | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
PRIMARY SERIAL PORT DTE/DCE SELECTION | |
JUMPER JP7 | |
SECONDARY SERIAL PORT NORMAL/FORCED-TRUE CONFIGURATION | ||||
Setting | JP6/A | JP6/B | JP6/C | |
» | Normal | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
Forced-True | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
SECONDARY SERIAL PORT DTE/DCE SELECTION | |
JUMPER JP5 | |
THIRD SERIAL PORT NORMAL/FORCED-TRUE CONFIGURATION | ||||
Setting | JP3/A | JP3/B | JP3/C | |
» | Normal | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
Forced-True | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
THIRD SERIAL PORT DTE/DCE SELECTION | |
JUMPER JP1 | |
FOURTH SERIAL PORT NORMAL/FORCED-TRUE CONFIGURATION | ||||
Setting | JP4/A | JP4/B | JP4/C | |
» | Normal | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
Forced-True | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
FOURTH SERIAL PORT DTE/DCE SELECTION | |
JUMPER JP2 | |