21
PSR-E433/PSRI-455
LSI PIN DESCRIPTION
（LSI 端子機能表）
AK4385ET
(X6040A01)
DAC
(Digital to Analog Converter) ...............................................................
22
ML9040A-B01GAZ03A
(XZ987A0R)
LCD DRIVER
...........................................................................
21
NT3881DFG-01
(X3148A0R)
LCD DRIVER
.......................................................................................
21
R8A66597FP
(YD645A00)
USB HOST CONTROLLER
....................................................................
22
SPLC780D1-001A-HQ1
(YC471A00)
LCD DRIVER
...........................................................................
21
SWL01U
(YA876A01)
CPU
.................................................................................................................
23
PIN
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
9
20
21
22
23
24
25
26
27
28
2
9
30
31
32
33
34
35
36
37
38
3
9
40
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
O
O
O
O
O
I
I
I
I/O
I/O
S22
S21
S20
S1
9
S18
S17
S16
S15
S14
S13
S12
S11
S10
S
9
S8
S7
S6
S5
S4
S3
S2
S1
Vss
OSC1
OSC2
V1
V2
V3
V4
V5
CLK1
CLK2
Vdd
M
D
RS
R/W
E
DB0
DB1
NAME
Segment signal output for LCD
driving
Ground
Oscillator
Oscillator
Power supply
Data latch clock
Data shift clock
Power supply (+5 V)
Altamated signal for LCD driver outout
Display data interface
Read/write
Enable
Data interface
Data interface
FUNCTION
PIN
NO.
41
42
43
44
45
46
47
48
4
9
50
51
52
53
54
55
56
57
58
5
9
60
61
62
63
64
65
66
67
68
6
9
70
71
72
73
74
75
76
77
78
7
9
80
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
DB2
DB3
DB4
DB5
DB6
DB7
C1
C2
C3
C4
C5
C6
C7
C8
C
9
C10
C11
C12
C13
C14
C15
C16
S40
S3
9
S38
S37
S36
S35
S34
S33
S32
S31
S30
S2
9
S28
S27
S26
S25
S24
S23
NAME
Data interface
Common signal output for LCD
driving
Segment signal output for LCD
driving
FUNCTION
NT3881DFG-01
(X3148A0R)
LCD DRIVER
ML9040A-B01GAZ03A
(XZ
9
87A0R)
LCD DRIVER
SPLC780D1-001A-HQ1
(YC471A00)
LCD DRIVER
