57
HCD-GNX80
Pin No.
Pin Name
I/O
Description
1 to 8
G8 to G1
O
FLD grid signal output
9, 10
P1,P2
O
FLD segment signal output
11
VSS-IO
—
Ground
12 to 22
P3 to P13
O
FLD segment signal output
23
VDD-FIP
—
Power supply (+3.3V)
24 to 41
P14 to P31
O
FLD segment signal output
42
VSS-IO
—
Ground
43 to 47
P32 to P36
O
FLD segment signal output
48
VKK
—
Power supply (-35V)
49
MD0
I
MD0 signal at test
50
MD1/VDD-VFT
I
Not used (pull down)
51
MD2
I
Not used (pull down)
52
LED CD/DVD
O
LED drive signal output
53
LED TUNER
O
LED drive signal output
54
LED TAPE
O
LED drive signal output
55
LED VIDEO
O
LED drive signal output
56
LED STOP,PAUSE
O
LED drive signal output
57
LED VOLUME 2,3
O
LED drive signal output
58
LED VOLUME 3,4
O
LED drive signal output
59
LED VOLUME 6,1
O
LED drive signal output
60
IIC DATA
I/O
IIC bus serial data input/output
61
IIC CLK
I/O
IIC bus serial clock input/output
62
AVCC
—
Power supply (+3.3V)
63
AVSS
—
Ground
64 to 66
KEY0 to KEY2
I
Key input (A/D)
67
ALL BAND
I
Audio L+R signal input
68 to 71
BPF4 to BPF1
I
Spectrum analyzer signal input
72
LED AUX/GAME
O
LED drive signal output
73
JOG X-ROUND
O
LED drive signal output (not used)
74
VOLUME
I
Volume encoder signal input
75
JOG
I
JOG dial encoder signal input
76
AMS
I
AMS dial signal input
77
RESET
I
Reset input
78
LED AMS+/-,FF/FW
O
LED drive signal output
79
LED PLAY
O
LED drive signal output
80
SELECTOR
O
LED group select signal output
81
VSS-CPU
—
Ground
82
XOUT
O
Crystal oscillator output (4MHz)
83
XIN
I
Crystal oscillator input (4MHz)
84
VCC-CPU
—
Power supply (+3.3V)
85 to 100
G24 to G9
O
FLD grid signal output
• IC902 MB90M407PF-G-144-BNDE1 DISPLAY CONTROL (PANEL Board)
