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7643 Datasheet, PDF (67/121 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7643 Group
XIN
φOUT
ADOUT
RD
WR
RDY
No wait
CPMB = 0C16
tsu
tsu
tsu
tsu
tsu
tsu
tsu
tsu
1-cycle extended RDY wait
CPMB = 0D16
tsu
tsu
tsu
tsu
tsu
2-cycle extended RDY wait
CPMB = 0E16
XIN
φOUT
ADOUT
RD
WR
RDY
tsu
tsu
tsu
tsu
tsu
2-cycle extended RDY wait
CPMB = 0E16
tsu
tsu
tsu
tsu
tsu
tsu
tsu
tsu
tsu
tsu
3-cycle extended RDY wait
CPMB = 0F16
Note: This diagram assumes φ = XIN/2.
Fig. 66 Extended RDY wait (software wait plus RDY input anytime wait) timing diagram
Rev.2.00 Aug 28, 2006 page 67 of 119
REJ03B0054-0200