h8s-2169 Renesas Electronics Corporation., h8s-2169 Datasheet - Page 54

• Manufacturer Part Number: h8s-2169
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
Type
SCI with
IrDA
(SCI2)
Keyboard
buffer
controller
(PS2)
Host
interface
(HIF:XBS)
Rev. 3.00 Jan 18, 2006 page 26 of 1044
REJ09B0280-0300
Symbol
IrTxD
IrRxD
PS2AC
PS2BC
PS2CC
PS2AD
PS2BD
PS2CD
HDB7–
HDB0
CS1, CS2
ECS2,
CS3, CS4
IOR
IOW
HA0
GA20
HIRQ11
HIRQ1
HIRQ12
HIRQ3
HIRQ4
HIFSD
FP-100B,
TFP-100B TFP-144 I/O
49
50
31
21
11
30
20
10
89–82
18, 94,
25, 81, 80
22
19
93
94
52
53
54
91
90
95
Pin No.
136
137
39
37
34
38
35
33
128–121 Input/
19, 130,
24, 118,
117
21
20
129
130
2
3
4
120
119
131
Output
Input
Input/
Ouput
Input/
Ouput
Ouput
Input
Input
Input
Input
Output GATE A20: A20 gate control signal output
Output Host interrupt 11, 1, 12, 3, 4: Output pins
Input
IrDA transmit data/receive data: Input
and output pins for data encoded for IrDA
use.
PS2 clock: Keyboard buffer controller
synchronization clock input/output pins.
PS2 data: Keyboard buffer controller data
input/output pins.
Host interface data bus: Bidirectional 8-
bit bus for accessing the host interface
(XBS).
Chip select 1 to 4: Input pins for selecting
host interface (XBS) channel 1 to 4.
I/O read: Input pin that enables reading
from the host interface (XBS).
I/O write: Input pin that enables writing to
the host interface (XBS).
Command/data: Input pin that indicates
whether an access is a data access or
command access.
pin.
for interrupt requests to the host.
Host interface shutdown: Control input
pin used to place host interface (XBS)
input/output pins in the high-impedance /
cutoff state.
Name and Function