Pioneer SX-SW77 Service Manual page 52

1
DSPC56371AF180 (MAIN ASSY : IC801)
• DSP IC
A
Pin Arrangement (Top view)
SDO4/SDI1/PC7
B
SDO3/SDI2/PC8
SDO2/SDI3/PC9
C
Pin Functions
No. Pin Name
1 SDO4/SDI1/PC7
2 IO_GND
D
3 IO_VDD
4 SDO3/SDI2/PC8
5 SDO2/SDI3/PC9
6 SDO1/PC10
7 SDO0/PC11
8 CORE_VDD
9 PF8
10 PF6
11 PF7
12 CORE_GND
E
13 PF2
14 PF3
15 PF4
16 PF5
17 IO_VDD
18 PF1
19 PF0
20 IO_GND
21 PF9
22 SCAN
23 PF10
F
24 IO_GND
52
1
2
1
IO_GND 2
ESAI
IO_VDD 3
4
5
SDO1/PC10 6
SDO0/PC11 7
CORE_VDD 8
PF8 9
PF6 10
PF7 11
CORE_GND 12
PF2 13
GPIO
PF3 14
PF4 15
PF5 16
IO_VDD 17
PF1 18
Timer
PF0 19
IO_GND 20
I/O
I/O Serial Data Output 4/Serial Data Input 1/Port C7
−
I/O ground
−
I/O power supply (3.3V)
I/O Serial Data Output 3/Serial Data Input 2/Port C8
I/O Serial Data Output 2/Serial Data Input 3/Port C9
I/O Serial Data Output 1/Port C10
I/O Serial Data Output 0/Port C11
−
Core power supply (1.25V)
I/O Port F8
I/O Port F6
I/O Port F7
−
Core ground
I/O Port F2
I/O Port F3
I/O Port F4
I/O Port F5
−
I/O power supply (3.3V)
I/O Port F1
I/O Port F0
−
GPIO I/O Ground
I/O Port F9
I SCAN-Manufacturing test pin. This pin should be pulled low.
I/O Port F10
−
I/O ground
2
3
60
59
DAX ESAI_1
58
57
56
55
54
53
52
51
50
49
Int/Mod
48
47
46
45
44
PLL
43
OnCE SHI
42
41
Pin Function
SX-SW77
3
4
FST/PE4
SDO5/SDI0/PE6
SDO4/SDI1/PE7
SDO3/SDI2/PE8
SDO2/SDI3/PE9
SDO1/PE10
SDO0/PE11
CORE_GND
CORE_VDD
MODA/IRQA
MODB/IRQB
MODC/IRQC
MODD/IRQD
RESET_B
PINIT/NMI
EXTAL
PLLD_VDD
PLLD_GND
PLLP_GND
PLLP_VDD
4