LC875032A Datasheet, PDF (23/25 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 32/24/16K-Byte EPROM and 640-Byte RAM On Chip

LC875032A/24A/16A
• Parallel Input/Output timing waveform : Indirect Setting, Read Mode
ADR/DATA:
CS#:
RS:
WR#:
RD#:
DATAin:
addr
tsA(1)
tC(1)
read cycle
tsRS(1)
tWRH(1)
thRS(1)
tWRL(1)
tsRS(2)
tRDL(1)
tRDH(1)
tsDTR(1)
tdDT(1)
H
thDTR(1)
data
thRS(2)
Note: Port A terminals used as RS, WR , RD and CS should be set to CMOS format.
• Parallel Input/Output timing waveform : Indirect Setting, Write Mode
ADR/DATA:
CS#:
RS:
WR#:
RD#:
addr
tsA(1)
tsRS(1)
tWRH(1)
thRS(1)
tWRL(1)
tC(1)
write cycle
tsRS(3)
data
thDTW(1)
thRS(3)
tsDTW(1)
tWRL(2)
DATAin:
Note: Port A terminals used as RS, WR , RD and CS should be set to CMOS format.
Figure 8 Indirect mode: Parallel Timing Waveforms
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