Pioneer VSX-45TX Service Manual page 131

5
No. Pin Name I/O
−
49 VCCQH
50 FST_1 I
51 AA2 O
52 CAS O
53 SCKT_1 I
−
54 GNDQ
55 EXTAL I
−
56 VCCQL
−
57 VCCC
−
58 GNDC
59 FSR_1 O
60 SCKR_1 O
61 PINIT I
62 TA I
63 BR O
64 BB I
−
65 VCCC
−
66 GNDC
67 WR O
68 RD O
69 AA1 O
70 AA0 O
71 BG O
72 A0 O
73 A1 O
−
74 VCCA
−
75 GNDA
76 A2 O
77 A3 O
78 A4 O
79 A5 O
−
80 VCCA
−
81 GNDA
82 A6 O
83 A7 O
84 A8 O
85 A9 O
−
86 VCCA
−
87 GNDA
88 A10 O
89 A11 O
−
90 GNDQ
−
91 VCCQL
92 A12 O
93 A13 O
94 A14 O
−
95 VCCQH
−
96 GNDA
5
6
Quiet external power supply (3.3V)
Digital audio LR clock
External memory chip select
Column address
Digital audio Bit clock
Quiet GND
External clock input
Quiet core power supply (1.8V)
Bass control power supply (3.3V)
Bass control GND
Digital audio LR clock
Digital audio Bit clock
PLL initial pin
Transfer acknowledge
Bus request
Bus busy
Bus control power supply (3.3V)
Bus control GND
External memory read enable
External memory write enable
Address control (Not used)
Address control (Not used)
Bus control
External memory address
External memory address
Address bus power supply (3.3V)
Address bus GND
External memory address
External memory address
External memory address
External memory address
Address bus power supply (3.3V)
Address bus GND
External memory address
External memory address
External memory address
External memory address
Address bus power supply (3.3V)
Address bus GND
External memory address
External memory address
Quiet GND
Quiet core power supply (1.8V)
External memory address
External memory address
External memory address
Quiet external power supply (3.3V)
Address bus GND
6
7
Function
VSX-45TX
7
8
A
B
C
D
E
F
131
8