Pioneer VSX-D810S, Service Manual

Page: 69 / 78

69
VSX-D810S
•
Pin Function
No. Pin Name I/O Pin Function Active
1 ASO O AK7706 DATA output
2 ACK O AK7706 CLOCK output
3 AREQ O AK7706 REQ
4 Not used O
5 M_DO O DATA OUT to Main microcomputer
6 M_DI I DATA IN from Main microcomputer
7 M_CK I CLOCK IN for Main microcomputer communication
8 BYTE I GND
9 T_PGM/OE I Pull down to CNVss, GND (For FLASH rewriting)
10 M_CS2 O CS output for Main microcomputer communication
11 M_READY O READY output for Main microcomputer communication
12 RESET
−
Reset (from Main microcomputer)
13 XOUT
−
Oscillator
14 VSS
−
GND
15 XIN
−
Oscillator
16 VCC
−
5V
17 MN1 I 5V
18 M_CS1 I CS input for Main microcomputer communication
19 Not used O
20 Not used O
21 Not used O
22 Not used O
23 Not used O
24 Not used O
25 Not used O
26 Not used O
27 Not used O
28 Not used O
29 Not used O
30 Not used O
31 TXD O For FLASH rewriting
32 RXD I For FLASH rewriting
33 T-SCLK I For FLASH rewriting
34 T-BUSY O For FLASH rewriting
35 CSDO O DATA OUT for Crystal DSP
36 CDT I DATA IN for Crystal DSP
37 CCK
Ο
CLK for Crystal DSP
38 CRST O RESET for Crystal DSP
REQ for Crystal DSP
ABOOT for Crystal DSP
39 CREQ I
40 ABOT O
41 VSS
−
42 CCS O CS for Crystal DSP
43 CA17 O For Crystal DSP
44 CA16 O For Crystal DSP
45 CA15 O For Crystal DSP
I 5V
O
O For E-SW (TC9164)
46 T-Vdd
47 Not used
48 MUTE
49 ADMD O For E-SW (TC9164)
O For E-SW (TC9164) 50 DT