1-10 (No.YA098)
1
TCK
TCK
I
Test purpose
2
TMS
TMS
I
Test purpose
3
TDI
TDI
I
Test purpose
4
TDO
TDO
O
Test purpose
5
NC
P2.8
O
Not used
6
OSDB0
P2.9
O
Bule for OSD
7
OSDB1
P2.10
O
Bule for OSD
8
OSDB2
P2.11
O
Bule for OSD
9
OSDB3
P2.12
O
Bule for OSD
10
OSDB4
P2.13
O
Bule for OSD
11
TV-LINK
P2.14
I
TV-LINK communication
12
RX_BUSY(Sirial)
P2.15
O
Communication for chassis CPU (Request)
13
VSS33
VSS33
-
GND
14
VDD33
VDD33
I
3.3V
15
TV_LINK_OUT
P4.5/CS3
O
TV-LINK communication
16
A20
P4.4/A20
O
Memory (Program ROM) address
17
A19
P4.3/A19
O
Memory (Program ROM) address
18
A18
P4.2/A18
O
Memory (Program ROM) address
19
A17
P4.1/A17
O
Memory (Program ROM) address
20
VSS25
VSS25
-
GND
21
VDD25
VDD25
I
2.5V
22
A16
P4.0/A16
O
Memory (Program ROM) address
23
A8
A8
O
Memory (Program ROM) address
24
A7
A7
O
Memory (Program ROM) address
25
A9
A9
O
Memory (Program ROM) address
26
A6
A6
O
Memory (Program ROM) address
27
A5
A5
O
Memory (Program ROM) address
28
A10
A10
O
Memory (Program ROM) address
29
A11
A11
O
Memory (Program ROM) address
30
A12
A12
O
Memory (Program ROM) address
31
VSS33
VSS33
-
GND
32
VDD33
VDD33
I
3.3V
33
A4
A4
O
Memory (Program ROM) address
34
A3
A3
O
Memory (Program ROM) address
35
A2
A2
O
Memory (Program ROM) address
36
A1
A1
O
Memory (Program ROM) address
37
A0
A0
O
Memory (Program ROM) address
38
A13
A13
O
Memory (Program ROM) address
39
A14/RAS
A14/RAS
O
Memory (Program ROM) address
40
A15/CAS
A15/CAS
O
Memory (Program ROM) address
41
VSS33
VSS33
-
GND
42
VDD33
VDD33
I
3.3V
43
MEMCLK
MEMCLK
O
Clock for memory
44
CSSDRAM
CSSDRAM
O
Chip select for memory
45
CLKEN
CLKEN
O
Clock enable for memory
46
CSROM
CSROM
O
Chip select for memory
47
RD
RD
O
Read for memory
48
UDQM
UDQM
O
Control IN / OUT buffer of memory
49
LDQM
LDQM
O
Control IN / OUT buffer of memory
50
WR
WR
O
Write for memory
51
D15
D15
I/O Data (Program ROM)
52
VSS33
VSS33
-
GND
53
VDD33
VDD33
I
3.3V
54
D7
D7
I/O Data (Program ROM)
55
D0
D0
I/O Data (Program ROM)
56
D14
D14
I/O Data (Program ROM)
57
D8
D8
I/O Data (Program ROM)
58
D6
D6
I/O Data (Program ROM)
59
D1
D1
I/O Data (Program ROM)
60
VSS33
VSS33
-
GND
61
VDD33
VDD33
I
3.3V
62
D13
D13
I/O Data (Program ROM)
63
D9
D9
I/O Data (Program ROM)
64
D5
D5
I/O Data (Program ROM)
65
D2
D2
I/O Data (Program ROM)
Pin No.
Terminal name
Port name
I/O
Remark
2.3.2 MAIN CPU [IC7501] PIN FUNCTION