UPD784031 Datasheet, PDF (71/90 Pages) NEC – 16/8-BIT SINGLE-CHIP MICROCONTROLLER

µPD784031
TIMING WAVEFORM
(1) Read operation
tWSTH
ASTB
tSAST
A8-A19
tHSTLA
tDSTID
AD0-AD7
RD
tDAID
tDSTR
tDAR
tFRA
tDRID
tWRL
(2) Write operation
ASTB
tWSTH
tSAST
A8-A19
tHSTLA
tDSTOD
AD0-AD7
WR
tDSTW
tDAW
tDWOD
tDSODW
tWWL
tDRST
tHRA
tHRID
tDRA
tDWST
tHWA
tHWOD
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