ZENITH DATA SYSTEMS
MULTIPORT I/O CARD
Card Type |
Multi-I/O |
Chipset/Controller |
Unidentified |
I/O Options |
Parallel, serial I/O via DB-37 port |
Maximum DRAM |
N/A |
CONNECTIONS | |
Purpose |
Location |
Parallel and serial I/O DB-37 port |
CN1 |
SERIAL RECEIVE CLOCK | ||
» Setting |
J10 | |
» |
External clock |
Pins 2 & 3 closed |
» |
Internal clock |
Pins 1 & 2 closed |
SERIAL TRANSMIT CLOCK | ||
» Setting |
J11 | |
» |
External clock |
Pins 1 & 2 closed |
» |
Internal clock |
Pins 2 & 3 closed |
MISCELLANEOUS TECHNICAL NOTES |
The DB-37 port is designed to connect to a "breakout box" consisting of two DB-25 external connectors for parallel and serial I/O. |