HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 61

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Type
Keyboard
buffer
controller
Host
interface
(XBS)
Host
interface
(LPC)
Symbol
PS2AC
PS2BC
PS2CC
PS2AD
PS2BD
PS2CD
HDB7 to
HDB0
&64,
&65/
(&65,
&66, &67
,25
,2:
HA0
GA20
HIRQ11
HIRQ1
HIRQ12
HIRQ3
HIRQ4
HIFSD
LAD3 to
LAD0
/)5$0(
/5(6(7
LCLK
FP-100B,
TFP-100B TFP-144 I/O
31
21
11
30
20
10
89 to 82
18, 94,
25, 81, 80
22
19
93
94
52
53
54
91
90
95
85 to 82
86
87
88
Pin No.
39
37
34
38
35
33
128 to
121
19, 130,
24, 118,
117
21
20
129
130
2
3
4
120
119
131
124 to
121
125
126
127
Input
Input
Input/
Output
Input/
Output
Input/
Output
Input
Input
Output A20 gate control signal output pin.
Output Output pins for interrupt requests to the
Input
Input/
Output
Input
Input
Input
Keyboard buffer controller synchronization
clock input/output pins.
Keyboard buffer controller data input/output
pins.
Bidirectional 8-bit bus for accessing XBS.
Input pins for selecting XBS channels 1 to
4. The &65 or (&65 input pin is selected
with the system control register.
Input pin that enables reading from XBS.
Input pin that enables writing to XBS.
Input pin that indicates whether an access
is a data access or command access.
host.
Control input pin used to place XBS
input/output pins in the high-impedance/
cutoff state.
LPC command, address, and data
input/output pins.
Input pin that indicates the start of an LPC
cycle or forced termination of an abnormal
LPC cycle.
Input pin that indicates an LPC reset.
The LPC clock input pin.
Name and Function
Rev. 2.0, 08/02, page 21 of 788