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U SE R GUIDE
The IMSAX MPU-A beard requires no jumpers or user options
for its use.
nection to the b ac k plana and the bi-directional b u s .
The bi-directional bus lines are provided by a 16-con
ductor cable from the C P A board, connected via a 16-pin
DIP plug in location A-10.
this plug
The clock crystal frequency is IS m e g a h e r t z , and the
S224 device derives from this 18 MHz signal the necessary
2 MHz two-phase non-overlapping system clock.
2 MHz clocks are brought out onto the back plane for use
by other system boards.
8080A chip as the 8030 chip is not compatible w ith the
8224 clock generator.
logic signals and the description of the 8080A instruction
set can be found in the Intel 8080 Micro Computer Systems
User's Manual.
5 - 1 4
The board is ready.to function after con
(i.e., pin 1 to pin 1) before use of the board.
Information on the timing of the
Edition 1
Verify proper insertion of
The board m ust be u sed w ith an
These
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