Pioneer SX-315, Service Manual

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SX-315
46
1 2 3 4
1 2 3 4
C
D
F
A
B
E
7.2 IC INFORMATION
CXP82052 (FRONT ASSY: IC301)
• Microcomputer
CXP82052, AK4588, CS493264CLZ
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
List of IC
Pin Arrangement (Top view)
G1/A1 1
G0/A0 2
NC 3
PE0/EC0/INT0 4
PE1/EC1/INT1 5
PE2/INT2 6
PE3/INT3/NMI 7
PE4/RMC 8
PE5/CINT 9
PE6/PWM 10
PE7/TO/ADJ 11
PC0/KR0 12
PC1/KR1 13
PC2/KR2 14
PC3/KR3 15
PC4/KR4 16
PC5/KR5 17
PC6/KR6 18
PC7/KR7 19
PB0/TxD 20
PB1/CS0/RxD 21
PB2/SCK0 22
PB3/SI0 23
PB4/SO0 24
PB5/SCK1 25
PB6/SI1 26
PB7/SO1 27
PI0 28
PA0/AN0 29
PA1/AN1 30
P
A2/AN2
31
P
A3/AN3
32
P
A4/AN4
33
P
A5/AN5
34
P
A6/AN6
35
P
A7/AN7
36
PI1
37
RST
38
EXT
AL
39
XT
AL
40
VSS
41
PI2/TX
42
PI3/TEX
43
VDD
44
VFDP
45
PD0/A55
46
PD1/A54
47
PD2/A53
48
PD3/A52
49
PD4/A51
50
A21 80
A22 79
A23 78
PH7/A24 77
PH6/A25 76
PH5/A26 75
PH4/A27 74
PH3/A28 73
PH2/A29 72
PH1/A30 71
PH0/A31 70
PG7/A32 69
PG6/A33 68
PG5/A34 67
PG4/A35 66
PG3/A36 65
PG2/A37 64
PG1/A38 63
PG0/A39 62
PF7/A40 61
PF6/A41 60
PF5/A42 59
PF4/A43 58
PF3/A44 57
PF2/A45 56
PF1/A46 55
PF0/A47 54
PD7/A48 53
PD6/A49 52
PD5/A50 51
G2/A2
100
G3/A3
99
G4/A4
98
G5/A5
97
G6/A6
96
G7/A7
95
G8/A8
94
G9/A9
93
G10/A10
92
G11/A11
91
G12/A12
90
VDD
89
G13/A13
88
G14/A14
87
G15/A15
86
A16
85
A17
84
A18
83
A19
82
A20
81
Pin Function
No. Port Name Signal Name I/O Function
1 G1/A1 2G O Display
2 G0/A0 1G O Display
3 NC NC
−
Non Connection
4 PE0/EC0/INT0 P.DOWN I Power down detection
5 PE1/EC1/INT1 VOL_UP I Encoder volume up control
6 PE2/INT2 VOL_DOWN I Encoder volume down control
7 PE3/INT3/NMI PROTECTION I Protection detection
8 PE4/PMC RMC I Remocon input
9 PE5/CINT +5V
−
Vdd connection (Connect to Vdd at no use)
10 PE6/PWM NC
−
No Use