CyberResearch P4-24-X Computer Hardware User Manual


 
CyberResearch
®
CPU Cards CPEX Series
CyberResearch, Inc. 13
25 Business Park Drive P: (203) 483-8815; F: (203) 483-9024
Branford, CT USA www.cyberresearch.com
2.3 Parallel Port (LPT)
Usually, a printer is connected to the parallel port. The CPEX series includes an
on-board parallel port, accessed via a 26-pin flat-cable connector LPT.
LPT1 : Parallel Port Connector
2.4 Serial Ports (COM1 & COM2)
The CPEX series offers two high speed NS16C550 compatible UART’s with 16-byte
Read/Receive FIFO serial ports.
COM1: 10-pin external connector
Connector Ports Address Interrupt
COM1 COM1 3F8 IRQ4
5 4 3 2 1
10 9 8 7 6