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Z8C-Homebrew-Computer/PLDs/Z8C-MIO-Board-U2/Z8C-MAINBOARD.sim
2022-11-02 13:13:47 +01:00

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%SIGNAL
PIN 4 = A0
PIN 5 = A1
PIN 6 = A2
PIN 7 = A3
PIN 12 = BUSDIR
PIN 8 = CS
PIN 15 = CS_FPU
PIN 17 = CS_IIC
PIN 16 = CS_PIO
PIN 18 = CS_PS2
PIN 1 = IOREQ
PIN 2 = RD
PIN 3 = WR
%END
%FIELD
%END
%EQUATION
BUSDIR =>
!CS & !RD
CS_FPU =>
!A1 & !A2 & A3 & !CS & !IOREQ
CS_IIC =>
A1 & !A2 & !A3 & !CS & !IOREQ
CS_PIO =>
A2 & !A3 & !CS & !IOREQ
CS_PS2 =>
!A1 & !A2 & !A3 & !CS & !IOREQ
%END