UPD784044 Datasheet, PDF (75/90 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

Read Operation (8 bits)
tCYK
(CLK)
µPD784044(A), 784046(A)
AD8-AD15
(Output)
AD0-AD7
Hi-Z
(Input/output)
ASTB
(Output)
RD
(Output)
WAIT
(Input)
High-order address
tSAST
tDAID
Low-order address
(output)
tWSTH
Hi-Z
Data (input)
High-order address
Hi-Z
tHRID
Low-order address ^Hi-Z
(output)
tHSTA
tFRA
tDSTR
tDAR
tDRID
tDSTWTH
tHSTWT
tDSTWT
tHRWT
tDRWT
tDRWTH
tDAWT
tWRL
tDRA
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