HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 91

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Type
Bus
control
Symbol
HWR
LWR
BREQ
BREQO
BACK
H8S/2378
0.18μm
F-ZTAT Group,
H8S/2378R
0.18μm
F-ZTAT Group
(LQFP-144)
88
87
132
130
131
H8S/2378
0.18μm
F-ZTAT Group,
H8S/2378R
0.18μm
F-ZTAT Group
(LGA-145)
H11
J13
D5
B6
C7
Pin No.
H8S/2377
H8S/2377R
88
87
132
130
131
Rev.7.00 Mar. 18, 2009 page 23 of 1136
H8S/2375
H8S/2373
H8S/2375R
H8S/2373R I/O
88
87
132
130
131
Output Strobe signal
Output Strobe signal
Input
Output External bus
Output Indicates the bus is
Section 1 Overview
REJ09B0109-0700
Function
indicating that
external address
space is to be
written, and the
upper half (D15 to
D8) of the data bus
is enabled.
Write enable signal
for accessing the
DRAM space.
indicating that
external address
space is to be
written, and the
lower half (D7 to
D0) of the data bus
is enabled.
The external bus
master requests the
bus to this LSI.
request signal when
the internal bus
master accesses
the external space
in external bus
release state.
released to the
external bus
master.