Pioneer VSX-84TXSi Service Manual page 296

1
PEG117A (DIGITAL MOTHER ASSY : IC201)
• DSP Microcomputer
A
Pin Arrangement (Top view)
B
DSP2SSI
1 P94/DA1/TB4IN
DSP2BUSY
2 P93/DA0/TB3IN
HDO
3 P92/TB2IN/SOUT3
HDI
4 P91/TB1IN/SIN3
HCLK
5 P90/TB0IN/CLK3
BYTE
6 BYTE
CNVss
7 CNVss
HRDY
8 P87/XCIN
C
IRQ2
9 P86/XCOUT
RESET
10 RESET
Xout
11 XOUT
Vss
12 VSS
Xin XIN
13
Vcc VCC
14
NMI P85/NMI
15
(USB UNLOCK) P84/INT2
16
HREQ P83/INT1
17
POFF P82/INT0
18
DSP2RST P81/TA4IN/U
19
D
DSP1RST P80/TA4OUT/U
20
EXOE P77/TA3IN
21
S DATA 22 P76/TA3OUT
S CLOCK
23 P75/TA2IN/W
STB
24 P74/TA2OUT/W
P73/CTS2/RTS2
CSN
25
/TA1IN/V
E
F
250
1
2
VSX-74TXVi
2
3
P13/D11
P14/D12
P15/D13/INT3
P16/D14/INT4
P17/D15/INT5
P20/AN20/A0(/D0/_)
P21/AN21/A1(/D1/D0)
P22/AN22/A2(/D2/D1)
P23/AN23/A3(/D3/D2)
P24/AN24/A4(/D4/D3)
P25/AN25/A5(/D5/D4)
P26/AN26/A6(/D6/D5)
P27/AN27/A7(/D7/D6)
Vss
P30/A8(/_/D7)
Vcc2
P31/A9
P32/A10
P33/A11
P34/A12
P35/A13
P36/A14
P37/A15
P40/A16
P41/A17
3
4
75 D11
74 D12
73 D13
72 D14
71 D15
70 A0
69 A1
68 A2
67 A3
66 A4
65 A5
64 A6
A7
63
Vss
62
A8
61
Vcc
60
A9
59
A10
58
A11
57
A12
56
A13
55
54 A14
53 A15
52 A16
51 A17
4