Pioneer DEH-P550MP, Service Manual

Page: 68 / 83

68
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Pin Function (UPD61002GC)
Pin No. Pin Name I/O Function and Operation
1 VDD3 I/O Power supply (3.3V)
2-4 NC Not used
5 GND3 GND
6,7 NC Not used
8 DO0 O PCM output data
9 VDD2 Power supply (2.5V)
10 CKI I Clock input
11 DVDD Power supply (PLL) (Digital)
12 AVDD Power supply (PLL) (Analog)
13 AGND GND (PLL) (Analog)
14 DGND GND (PLL) (Digital)
15 VDD3I Interface terminal protection
16 LRCKO O PCM output LRCK
17 BCKO O PCM output bit clock
18 NC Not used
19 VDD3 Power supply (3.3V)
20 GND2 GND
21 MCK44 I Audio master clock input
22 MCK48 I Audio master clock input
23,24 P10, 11 I/O Port
25 VDD2 Power supply (2.5V)
26 GND3 GND
27-32 P12-17 I/O Port
33 VDD2 Power supply (2.5V)
34 P00/INTP00 I/O Port
35,36 NC Not used
37 P03/INTP03 I/O Port
38 P04/INTP04 I/O Port
39 P05/INTP05 I/O Port
40 GND2 GND
41,42 P06, 07 I/O Port
43 VDD3 Power supply (3.3V)
44-49 HAD0-5 I/O Host address / Data bus
50 GND3 GND
51 VDD3 Power supply (3.3V)
52-55 HAD6-9 I/O Host address / Data bus
56 GND3 GND
57-59 HAD10-12 I/O Host address / Data bus
60 VDD2 Power supply (2.5V)
61-63 HAD13-15 I/O Host address / Data bus
64 VDD3 Power supply (3.3V)
65 HAST I Host address strobe
66 HCSB I Host chip select
67 HR/WB I Host read / Write status
68 HDSTB I Host data strobe
69 GND2 GND
70 NC Not used
71 EXTDIR I Bus direction flag from external
72,73 DBBWRDY0, 1 O DBB write ready flag
74 DBBRRDY0 O DBB read ready flag
75 VDD2 Power supply (2.5V)
76 GND3 GND
77 DBBRRDY1 O DBB read ready flag
78 GND3 GND
79 RESETB I Reset
80 GND3 GND
81 VDD3 Power supply (3.3V)
82 GND3 GND
83 PLLCONT I PLL control
84 GND3 GND
1
2 3 4
1 2 3 4
F
E
D
C
B
A
DEH-P550MP/XN/UC