Pin No.
Pin Name
P10/SOO
41
P11/SI0/SB0
42
43
P12/SCKO
P13/SO1
44
45
P14/SI1
P15/SCK1
46
P16/BUZ
47
48
P17/PWM
TEST1
49
50
RES
51
XT1/P74
52
XT2
53
VSS1
CF1
54
55
CF2
VDD1
56
57
P80/AN0
58
P81/AN1
P82/AN2
59
60
P83/AN3
P84/AN4
61
62
P85/AN5
63
P86/AN6
P87/AN7
64
I/O
O
Serial data output to OSD controller
I
Serial data input to OSD controller
I
Serial clock input from OSD controller
–
Ground
I
Serial data input (For on–board) (Not used)
I
Serial clock input (For on–board) (Not used)
O
Not used
O
SIRCS signal output (Carrier = PWM output)
O
Open
I
Reset input "L" reset
–
Not used (Connected to +5V)
–
Not used (Connected to +5V)
–
Ground
I
Clock input (6MHz)
O
Clock output (6MHz)
–
+5V power supply
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
I
Not used (Connected to ground)
— 81 —
Function