Technical information

2.4.7 DRV1W Parallel Interface
The DRV1W is a general-purpose, parallel interface with one 16-bit input
port and one 16-bit output port. The DRV1W supports DMA. The DRV1W–
S is functionally equivalent to the DRV11–WA.
Functional Information
Number of lines Total: 50
16 data output lines
16 data input lines
3 user-definable input status lines
3 user-definable output control lines
8 input control lines
4 output control lines
Line characteristics
Input data lines 1 TTL unit load each
Input control lines 1 TTL unit load each
Output data lines 10 TTL unit loads each
Output control lines 10 TTL unit loads each
Logic levels High = logic 1
Low = logic 0
Ordering Information
DRV1W–SF Field-installed kit
Performance
Transfer mode Up to 2-byte programmed transfers
Up to 8-byte burst mode DMA transfers and
unlimited burst mode DMA transfers (unsupported)
Data transfer rate Up to 250,000 16-bit words/second in single-cycle
mode
Up to 500,000 16-bit words/second in burst mode
Configuration Information
Form factor Dual height
Power requirements +5 Vdc, 1.8 A (typ); +12 Vdc, 0.0 A
Power consumption 9.0 W
Bus loads 2.0 ac; 1.0 dc
Option Specifications 2–67