Datasheet

Section 1 Overview
Rev. 2.00 Aug. 20, 2008 Page 15 of 1198
REJ09B0403-0200
Pin No.
Type Symbol
H8S/2462
144-Pin
H8S/2463
144-Pin
H8S/2472
176-Pin
I/O Name and Function
RESO 142 142 B3 142 Outputs a reset signal to an
external device.
STBY 12 12 E1 12 When this pin is low, a transition is
made to hardware standby mode.
System
control
FWE 137 135 D6 Input Pin for use by flash memory.
A23 to
A16
33 to
35, 37
to 41
33 to
35, 37
to 41
M3, N1,
M4, P1,
P2, N3,
P3, R3
Address bus
A15 to A0 4 to 2,
140,
99 to
109,
111
4 to 2,
138,
99 to
109,
111
C2, B1,
C3, B6,
E14,
E12,
D15,
D14,
D13,
C15,
D12,
C14,
B15,
B14,
A15,
A14
Output Address output pins
D15 to D8 128 to
121
128 to
121
B9, A9,
C9, D9,
B10,
A10,
C10,
D10
Upper 8 bits of bidirectional bus
Data bus
D7 to D0 132 to
129,
81 to 78
132 to
129,
80 to 77
B8, A8,
C8, D8,
L12,
M14,
N15,
M13
Input/
Output
Lower 8 bits of bidirectional bus