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SH7020 Datasheet, PDF (489/509 Pages) Renesas Technology Corp – SuperH™ RISC engine | |||
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T1
TW
T2
CK
A21âA0
HBS, LBS
CSn
RD
(Read)
AD15âAD0
DPH, DPL
(Read)
tRDAC2*1
tACC2*2
DACK0
DACK1
(Read)
WRH, WRL,
WR (Write)
AD15âAD0
DPH, DPL
(Write)
DACK0
DACK1
(Write)
WAIT
tWTS tWTH
tWTS tWTH
Notes: 1.
2.
For tRDAC2, use tcyc à (n + 1.65) â 35 (for 35% duty) or tcyc à (n + 1.5) â 35 (for
50% duty) instead of tcyc à (n + 2) â tRDD â tRDS.
For tACC2, use tcyc à (n + 2) â 44 instead of tcyc à (n + 2) â tAD (or tCSD1) â tRDS.
Figure 19.23 Basic Bus Cycle: Two States + Wait State
RENESAS 479
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