h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 73

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Type
Address
bus
Data bus
Bus control
Interrupt
signals
Symbol
A23 to
A16
A15 to A0
D15 to D8 89 to 82
D7 to D0
WAIT
RD
HWR
LWR
AS/IOS
NMI
IRQ0 to
IRQ7
FP-100B,
TFP-100B TFP-144 I/O
10, 11, 20,
21, 30, 31,
47, 48
60 to 67,
72 to 79
57, 58, 68,
69, 80, 81,
90, 91
16
22
19
25
18
7
23 to 25,
97 to 99,
34, 35
Pin No.
33, 34,
35, 37,
38, 39,
40, 41
96 to
110, 112
128 to
121
113 to
120
17
21
20
24
19
11
22 to 24,
133 to
135, 84,
85
Output Address output pins when 16-Mbyte
Output Address output pins
Input/
output
Input/
output
Input
Output When this pin is low, it indicates that the
Output When this pin is low, it indicates that the
Output When this pin is low, it indicates that the
Output When this pin is low, it indicates that
Input
Input
space is used.
Bidirectional data bus for upper byte of
16-bit data.
Bidirectional data bus for lower byte of
16-bit data.
Requests insertion of a wait state in the
bus cycle when accessing external 3-
state address space.
external address space is being read.
external address space is being written
to. The upper half of the data bus is
valid.
external address space is being written
to. The lower half of the data bus is
valid.
address output on the address bus is
valid.
Input pin for a nonmaskable interrupt
request.
These pins request a maskable
interrupt.
Rev. 3.00 Mar 21, 2006 page 19 of 788
Name and Function
Section 1 Overview
REJ09B0300-0300