RX610 Group
29. Electrical Characteristics
R01UH0032EJ0120 Rev.1.20
Page 965 of 1006
Feb 20, 2013
A23 to A1
CS7# to CS0#
t
AD
BCLK
A23 to A0
Byte write strobe mode
1-write strobe mode
BC1#, BC0#
Common to both byte write
strobe mode and 1-write strobe
mode
t
BCD
t
CSD
t
CSD
t
AD
t
AD
t
AD
t
BCD
T
w1
D15 to D0 (Write)
WR0#, WR1#, WR# (Write)
t
WRD
t
WRD
t
WDH
t
WDD
t
WRS
t
WRS
T
w2
T
end
T
n1
T
h
WRON: 1
WDON: 1
*
CSWWAIT: 2
CSWOFF: 1
WDOFF: 1
*
CSON: 0
Note:
*
Be sure to specify WDON and WDOFF as at least one cycle of BCLK.
Figure 29.10 External Bus Timing/Normal Write Cycle (Bus Clock Synchronized)