Datasheet

Section 6 Bus Controller (BSC)
Rev. 2.00 Aug. 20, 2008 Page 141 of 1198
REJ09B0403-0200
Bus cycle
Address bus
(A23 to A0)
φ
CS
IOS (IOSE = 1)
CS256 (CS256E = 1)
valid
AS*
RD
WR
HBE
LBE
D15 to D8
valid
D7 to D0
D15 to D8
D7 to D0
Even
Valid
* For external address space access, this signal is not output when the 256-Kbyte extended area
is accessed with CS256E = 1.
Note:
Read
Write
Valid
Figure 6.15 Glueless Extension Word Access (ADMXE = 0)