Onkyo DV-CP702 Service Manual page 80

MICROPROCESSOR TERMINAL DESCRIPTION-3
PIN
Sign
NO.
40 P64/RD
41 P65/WR
42 P66/WAIT
43 P67/ASTB
44 P30/TO0
45 P31/TO1
46 P32/TO2
47 P33/TI1
48 P34/TI2
49 P35/PCL
50 P36/BUZ
51 P37
52 P120/RTP0
53 P121/RTP1
54 P122/RTP2
55 P123/RTP3
56 P124/RTP4
57 P125/RTP5
58 P126/RTP6
59 P127/RTP7
60 RESET
61 P00/INTP0/TI00
62 P01/INTP1/TI01
63 P02/INTP2
64 P03/INTP3
65 P04/INTP4
66 P05/INTP5
67 Vss0
68 VDD1
69 X2
70 X1
71 IC
72 XT2
73 XT1/P07
74 VDD0
75 AVREF0
76 P10/ANI0
77 P11/ANI1
78 P12/ANI2
79 P13/ANI3
80 P14/ANI4
Functional name I/O
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
VDOFF O Video off signal output pin.
AMUT O Analog mute signal output pin.
PWRCTR O Power control output pin. When power ON is "H".
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
RIIN I RI system code data input pin.
RIOUT O RI system code data output pin.
Not used. To connect to GND
Not used. To connect to GND
RESET I Reset pin of microprocessor.
EX_IRIN I Remote control signal input pin from multi room.
POFF I Power failure detection pin.
DSTBX I Serial data output pin (main STB signal).
MCRDY I Ready data detecting input pin of sub microprocessor.
Not used. To connect to GND
Not used. To connect to GND
VSS0 I To connect to GND
VDD1 I To connect to GND
X2 O The crystal (5MHz) connection terminal for a main system clock oscillation.
X1 I The crystal (5MHz) connection terminal for a main system clock oscillation.
I To connect to GND. Internal connection pin.
XT2 O Not used. Use to clock oscillator connection for sub microprocessor.
XT1 I Not used. To connect to VDD
VDD0 I To connect to +5V (power supply).
AVREF0 I The reference voltage input pin of a A/D converter.
DVDBAND I The destination judging terminal for DVD.
MODE1 I Mode select input pin 1.
MODE2 I Mode select input pin 2.
Not used. To connect to GND
Not used. To connect to GND
Description
DV-CP702