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2.1.6 MAIN CPU PIN FUNCTION (IC7601 : M306V7FGF-088FP) [DIGITAL SIGNAL PWB ASS'Y]
Pin
Port
Pin name
I/O
1
VHOLD1 VHOLD1
I
Data slice for main screen closed caption
2
HFLT1
HFLT1
I/O LPF for main screen closed caption video input
3
P9.4
O Not used
4
P9.3
O Not used
5
P9.2
DIGRO
O R [0] for OSD
6
P9.1
TB1IN
I
AC power for timer clock
7
P9.0
REMO
I
Remote control
8
BYTE
BYTE
I
Data bus width select [L = 16bit (fixed)]
9
CNVss
CNVss
I
CPU programming mode select [Normal = L]
10 P8.7
DIGGO
O G [0] for OSD
11 P8.6
DIGBO
O B [0] for OSD
12 RESET
RESET
I
Reset for main CPU [Reset = L]
13 XOUT
XOUT
O System clock osillation (crystal) : 16MHz
14 Vss
Vss
-
GND
15 XIN
XIN
I
System clock osillation (crystal) : 16MHz
16 VccI
VccI
I
3.3V stand-by power supply
17 OSC1
OSC1
I
Clock for OSD
18 OSC2
OSC2
O Not used : Clock for OSD
19 P8.3
INT1
I
AV COMPULINK control
20 P8.2
INT0
I
Request for sub(chassis) CPU communication
(serial data)
21 OUT1
OUT1
O Ys (blanking) for OSD
22 OUT2
OUT2
O YM (transparence) for OSD
23 P7.7
O Not used
24 P7.6
O Not used
25 P7.5
O Not used
26 P7.4
O Not used
27 P7.3
CTA2/RTS2
O Not used : Digital tuner control
28 P7.2
CLK2
O Not used : Digital tuner control
29 P7.1
RxD2
I
Not used : Digital tuner control
30 P7.0
TxD2
O Not used : Digital tuner control
31 P6.7
SDA2
I/O Not used
32 DIGR1
DIGR1
O R [1] for OSD
33 DIGG1
DIGG1
O G [1] for OSD
34 DIGB1
DIGB1
O B [1] for OSD
35 P6.3
TxDO
I
Data receive (serial) for external programming
36 P6.2
RxDO
O Data transmission (serial) for external programming
37 P6.1
CLKO
I
Clock for external programming
38 P6.0
RTSO
O Busy for external programming [Operation = H]
39 P5.7
I
Not used
40 P5.6
O Not used
41 HOLD
HOLD
I
CPU programming mode select [Normal = H]
42 P5.4
O Not used
43 P5.3
O Not used
44 P5.2
O Not used
45 P5.1
O Not used
46 P5.0
WR
O CPU programming mode select [Normal = L]
47 P4.7
MICON_TX
O Data transmission for sub(chassis) CPU
communication (serial)
48 P4.6
MICON_RX
I
Data receive for sub(chassis) CPU communication
(serial)
49 P4.5
MI_CLK
I
Clock for sub(chassis) CPU communication (serial)
50 P4.4
O Not used
1-8 (No.YA092B)
Function
Pin
51 P4.3
52 P4.2
53 P4.1
54 P4.0
55 P3.7
56 P3.6
57 P3.5
58 P3.4
59 P3.3
60 P3.2
61 P3.1
62 HSYNC
63 P3.0
64 VSYNC
65 P2.7
66 P2.6
67 P2.5
68 P2.4
69 P2.3
70 P2.2
71 P2.1
72 P2.0
73 P1.7
74 P1.6
75 P1.5
76 P1.4
77 P1.3
78 P1.2
79 P1.1
80 P1.0
81 P0.7
82 P0.6
83 P0.5
84 P0.4
85 P0.3
86 P0.2
87 P0.1
88 P0.0
89 P10.7
90 P10.6
91 P10.5
92 P10.4
93 P10.3
94 P10.2
95 VHOLD2 VHOLD2
96 HLF2
97 CVIN2
98 TVSETB TVSETB
99 VCCE
100 CVIN1
Port
Pin name
I/O
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
HSYNC
I
H. sync for OSD
O Not used
VSYNC
I
V. sync for OSD
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
WAKE
O Reset for sub(chassis) CPU
CARD_DET
I
Not used : Card detection for ATSC digital tuner
POWER_SW
I
Not used : Power switch (mechanical) detection
SDA0
I/O Data for Inter IC (serial) bus control : memory
SCL0
O Clock for Inter IC (serial) bus control : memory
DIGR2
O R [2] for OSD
DIGG2
O G [2] for OSD
DIGB2
O B [2] for OSD
O Not used
KEY1
I
Key scan data for front control button
(MENU/CH+/CH-) KEY2
KEY0
I
Key scan data for front control button
(VOL+/VOL-) KEY1
I
Data slice for sub screen closed caption
HLF2
I/O LPF for sub screen closed caption video input
CVIN2
I
Video(Y) for sub screen closed caption
I
Test terminal [L Fixed]
VCCE
I
5V stand-by power supply
CVIN1
I
Video(Y) for main screen closed caption
Function
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