55
No
port name
I/O
USE
Sig. Name
ACT
INI
RST
PUP
Description
1
Vcc
-
-
2
PC0
I/O
O
HPI HD0
-
-
Z
DSP（HIP)
3
PC1
I/O
O
HPI HD1
-
-
Z
DSP（HIP)
4
PC2
I/O
O
HPI HD2
-
-
Z
DSP（HIP)
5
PC3
I/O
O
HPI HD3
-
-
Z
DSP（HIP)
6
VSS
-
-
Ground
7
PC4
I/O
O
HPI HD4
-
-
Z
DSP（HIP)
8
PC5
I/O
O
HPI HD5
-
-
Z
DSP（HIP)
9
PC6
I/O
O
HPI HD6
-
-
Z
DSP（HIP)
10
PC7
I/O
O
HPI HD7
-
-
Z
DSP（HIP)
11
PB0
I/O
O
I2C Bus SCL
-
H
Z
OFF
Pull Up 22 kohm
12
PB1
I/O
I/O
I2C Bus SDA
-
H
Z
OFF
Pull Up 22 kohm
13
PB2
I/O
O
USB SW
CADR/USB
14
PB3
I/O
O
CF ENABLE SW
CADR/USB
15
VSS
I
16
PB4
I/O
O
DV̲SW（DC/DC +3.3V/5V SW）
H
L
Z
OFF
PowerSupply
17
PB5
I/O
O
AV̲SW（DC/DC +-8V SW）
H
L
Z
OFF
PowerSupply
18
PB6
I/O
19
PB7
I/O
20
PA0
I/O
O
S̲MUTE
H
L
Z
OFF
for DAC
21
PA1
I/O
O
PDN
L
H
Z
OFF
for DI, DAC, ADC
22
PA2
I/O
O
DIR̲INT0
-
L
Z
OFF
for DIT/DIR
23
PA3
I/O
O
DIR̲INT1
-
L
Z
OFF
for DIT/DIR
24
VSS
I
-
25
PA4
I/O
O
DIT̲VIN
for DIT/DIR
26
PA5
I/O
O
XCTL0
for DIT/DIR
27
PA6
I/O
O
XCTL1
for DIT/DIR
28
PA7/IRQ7
I/O
O
BACKLIGHT
OFF
for LCD
29
P67
I/O
O
PW̲LED
LED
30
P66
I/O
I
RTC̲INT
RTC
31
P65/IRQ1
I/O
Ｉ
P ＯＷＥＲ＿ＳＷ
L
H
Z
ON
KEY & SW
32
P64/IRQ0
I/O
I
REMOTE IN
L
H
Z
Pull Up
33
Vcc
-
-
34
PE0
I/O
O
DB4
H
L
Z
OFF
for LCD
35
PE1
I/O
O
DB5
H
L
Z
OFF
for LCD
36
PE2
I/O
O
DB6
H
L
Z
OFF
for LCD
37
PE3
I/O
O
DB7
H
L
Z
OFF
for LCD
38
VSS
I
39
PE4
I/O
O
LRESET
H
L
Z
OFF
for LCD
40
PE5
I/O
O
RW
H
L
Z
OFF
for LCD
41
PE6
I/O
O
RS
H
L
Z
OFF
for LCD
42
PE7
I/O
O
E
H
L
Z
OFF
for LCD
43
PD0
I/O
O
(L+R)/2
H
L
Z
OFF
Audio
44
PD1
I/O
O
ST̲MONO
H
L
Z
OFF
Audio
45
PD2
I/O
O
BALANCE
L
H
Z
Audio
46
PD3
I/O
O
MENU
L
H
Z
KEY & SW
47
VSS
I
-
-
-
-
-
-
48
PD4
I/O
O
DISPLAY
L
H
Z
KEY & SW
49
PD5
I/O
50
PD6
I/O
I
RTS
RS232C
51
PD7
I/O
O
CTS
RS232C
52
Vcc
-
-
53
P30/TXD0
I/O
54
P31/TXD1
I/O
O
TXD
RS232C
55
P32/RXD0
I/O
56
P33/RXD1
Ｉ
I
RXD
RS232C
57
P34/SCK0
I/O
I
TRSTn
E10A(UDI2)
58
P35/SCK1
I/O
I
SCK
RS232C
59
VSS
I
-
-
-
Ground
60
P60
I/O
I
TMS
E10A(UDI5)
9. MICROPROCESSOR AND IC DATA
QU01 : H8S/2328 (FRONT uP)
