产品介绍：168路数字量输入输出卡
特点：


Support the +5 V PCI bus for PIO-D168
Support the +3.3 V/+5 V PCI bus for PIO-D168U
Double side SMT, short card, power saving
Connect directly to DB-24P,DB-24R, DB-24PR, DB-24SSR, DB-24POR and other OPTO-22 compatible daughter board
168 I/O Lines
Emulate 7 Industrial standard 8255 PPI ports (mode 0)
Programmable interrupt
Card ID function for PIO-D168U
Six 50-pin flat cable connectors & one 37-pin
D-sub connector
Output status readback
DIO response time is about 0.77 μs (1.3 MHz max.