Mitsubishi Electric Apricot Owner's Handbook Manual page 161

T e c h n i c a l I n f o r m a t i o n
Port 3
Bits Function
7 Motherboard NMI# - active low
6 ISA IOCHCK# - active low
5 Clear warm reset interrupt - active low
4 Diagnostic mode select - active low
3 Interrupt : warm reset
2 Interrupt : port 80 monitor
1 Serial port Tx
0 Serial port Rx
5-46 OWNER'S HANDBOOK
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