JVC RX-8010VBK Service Manual page 28

RX-8010VBK
UPD784215AGC132(IC581) : UNIT CPU
1.Pin layout
75 ~
76
100
1 ~
2.Pin function
Pin No. Symbol
1~8
9
VDD
10 X2
11 X1
12 VSS
13
XT2
14
XT1
15
RESET
16 AUTO
17 ERR
18
Fz96k
19~22
P03~P06
23
AVDD
24
AV REF0
25~32 P10~P17
33 AVSS
34,35
P130, P131
36
AV REF1
37,38
RX, TX
39
40 DSPCOM
41 DSPSTS
42
DSPCLK
43
DSPRDY
44
45,46
MIDIO_IN/OUT
47 MICK
48 HREQ
49
SS
50,51
52
DSP_RST
53
54 D_CS
55
56
PD/ DIR
57~63
64,65
CDTI/CDTO
66
CCLK
67 CS
68~70
71
PD
72
GND
73~75
76 EQ
77 CTR TONE
78 3D
79,80
81
VDD
82,83
84 ANA_TT
85 LEF_MIX
86 LEF_OUT
87
MIX_OUT
88
S_MUTE
89~93
94 TEST
95~100
1-28
51
50
26
25
I/O
- Non connect
- Power supply terminal
- Connecting the crystal oscillator for system main clock
I Connecting the crystal oscillator for system main clock
- Connect to GND
- Connecting the crystal oscillator for system sub clock
I Connect VSS
I System reset signal input
I Output of DSP to general-purpose port
I Output of DSP to general-purpose port
I Output of DSP to general-purpose port
I Output of DSP to general-purpose port
- Power supply terminal
- Connect to GND
- Connect to GND
- Connect to GND
O Non connect
- Power supply terminal
O Not use
O Non connect
I Communication port from IC901
O Status communication port to IC901
I Clock input from IC901
I Ready signal input from IC901
O Non connect
I/O Interface I/O terminal with microcomputer
O Interface I/O terminal with microcomputer of clock signal
I HREQ
O System slave select
- Non connect
O Reset signal output of DSP
- Non connect
O Chip setselct output
- Non connect
O Reset signal output
- Non connect
O/I Interface I/O terminal with microcomputer
O Interface I/O terminal with microcomputer of clock signal
O CS
- Non connect
O Reset signal output
- Connect to GND
- Non connect
O EQ
O CENTER TONE
O 3D-Phonic
- Non connect
- Power supply
- Non connect
O Analog./T.TONE
O Select 1
O Select 2
O Select 3
O S.MUTE
- Non connect
- Test terminal
- Non connect
Function