Pioneer VSX-516-K, Service Manual

Page: 106 / 124

VSX-516-K
106
1 2 3 4
1 2 3 4
C
D
F
A
B
E
No. Pin Name I/O Pin Function
1 VSSIO
−
Digital ground for I/O
2 XD4 I/O External bus data bit [4]
3 XD5 I/O External bus data bit [5]
4 XD6 I/O External bus data bit [6]
5 XD7 I/O External bus data bit [7]
6 XD8 I/O External bus data bit [8]
7 VDDI
−
Digital power supply for internal core (1.8 V)
8 VSSI
−
Digital ground for internal
9 XD9 I/O External bus data bit [9]
10 XD10 I/O External bus data bit [10]
11 XD11 I/O External bus data bit [11]
12 XD12 I/O External bus data bit [12]
13 XD13 I/O External bus data bit [13]
14 XD14 I/O External bus data bit [14]
15 XD15 I/O External bus data bit [15]
16 VDDIO
−
Digital power supply for I/O (1.8 V to 3.3 V)
17 XA0 I/O External bus address bit [0]
18 XA1 I/O External bus address bit [1]
19 XA2 I/O External bus address bit [2]
20 XA3 I/O External bus address bit [3]
21 XA4 I/O External bus address bit [4]
22 XA5 I/O External bus address bit [5]
23 XA6 I/O External bus address bit [6]
24 VDDI
−
Digital power supply for internal core (1.8 V)
25 VSSI
−
Digital ground for internal
26 XA7 I/O External bus address bit [7]
27 XA8 I/O External bus address bit [8]
28 XA9 I/O External bus address bit [9]
29 XA10 I/O External bus address bit [10]
30 XA11 I/O External bus address bit [11]
31 XA12 I/O External bus address bit [12]
32 VSSIO
−
Digital ground for I/O
33 VDDIO
−
Digital power supply for I/O (1.8 V to 3.3 V)
34 XA13/BA0 I/O External bus address bit [13] / SDRAM bank address 0
35 XA14/BA1 I/O External bus address bit [14] / SDRAM bank address 1
36 XA15/nCAS I/O External bus address bit [15] / SDRAM CAS signal
37 XA16/nRAS/ALE I/O
External bus address bit [16] / SDRAM RAS signal / ALE for NAND flash
38 XA17/CLE I/O External bus address bit [17] / CLE for NAND flash
39 XA18 I/O External bus address bit [18]
40 XA19 I/O External bus address bit [19]
41 VDDI
−
Digital power supply for internal core (1.8 V)
42 XA20/DQM1 I/O External bus address bit [20] / Data I/O mask 1
43 XA21/DQM0 I/O External bus address bit [21] / Data I/O mask 0
44 SD_CLK/GPO I/O SDRAM clock / GPO, SD_CLK can be used as a general purpose output.
45 VSSIO
−
Digital ground for I/O
46 SD_nCS/GPIO_B1 I/O Chip select signal for SDRAM, active low / GPIO_B[1]
47 nCS0/nOE0/GPIO_B2 I/O External bus chip select [0] / NAND flash output enable [0] / GPIO_B[2]
48 nCS1/nOE1/GPIO_B3 I/O External bus chip select [1] / NAND flash output enable [1] / GPIO_B[3]
49 nCS2/nOE2/GPIO_B4 I/O External bus chip select [2] / NAND flash output enable [2] / GPIO_B[4]
50 nCS3/nOE3/GPIO_B5 I/O External bus chip select [3] / NAND flash output enable [3] / GPIO_B[5]
Pin Functions