Specifications

24
SWITCHES ORGANIZED BY FUNCTION
Mother Board
B bit I/O space (conventional B bit systems - I/O mapped)
SW4-7 OFF
SW2-7 OFF
16 bit memory or I/O space (conventional 8 bit systems - memory mapped or
extended addressing systems - I/O mapped)
SW4-7
SW2-7
SWl-l,l-2
ON
OFF
lower side depressed
24 bit extended addressing systems
- mefOOry mapped
SW4-7
ON
SW2-7 ON
SW1-1,
1-2
upper side depressed
All systems
- memory mapped (typical)
SW5-5 ON
5Wl-3, 1-4
lower side depressed
All systems - I/O mapped (typical)
5W5-5
SWl-3, 1-4
OFF
lower side depressed
Memory mapped (non IEEE 5100, i.e. Cramemea Single Card Computer)
5W5-5
SWl-3, 1-4
OFF
upper port depressed
I/O mapped (non IEEE S100, i.e. Cramemca Single Card Computer)
5W5-5 OFF
SWl-3, 1-4 lower port depressed
Generates one wait state for user with timer and fast CPU (usually
leave 5W3-5 OFF).
SW3-5 ON to generate wait state for AM 9513