HP 98642A 4-Port Multiplexer Card
The HP 98642A 4-Channel Multiplexer Interface has three direct-connect ports
and one port with full modem control. The buffering of this interface makes it
suitable for nearly all applications, including graphics terminals.
Operating System Support
Operating/language system support is as follows:
• BASIC: not supported.
• Pascal System: not supported.
• HP- UX Operating System: supported on revision 5.0 or later with Series 300
Find out what your application's accessory HP 98642A 4-Port Multiplexer
Card function values need to be set to. These functions are:
• Select Code.
• Interrupt level.
Your 4-port multiplexer card must be set to the values your application
Setting the Configuration Switches
Refer to Figure 10-7 for switch and jumper positions.
Configuring Popular Accessory Cards