Pioneer PD-F1007 Service Manual page 45

PD4996C(IC351: MAIN BOARD ASSY)
System Control Micro-computer
Pin Function
No. Symbol Name I/O
1 P120/RTP0 DLAT O
2 P121/RTP1 XLAT O
3 P122/RTP2 Not used O
4 P123/RTP3 INSD I
5 P124/RTP4 OPEN I
6 P125/RTP5 CLS I
7 P126/RTP6 EJCT I
8 P127/RTP7 CLMP I
9 IC IC –
10 X2 X2
–
11 X1 X1
12 VDD VDD –
13 XT2 XT2 –
14 P07/XT1 Not used I
15 RESET RESET I
16 P00/INTP0/TI00 DREQ I
17 P01/INTP1/TI01 Not used O
18 P02/INTP2 DPOS I
19 P03/INTP3 SCOR I
20 P04/INTP4 DISC I
21 P05/INTP5 Not used O
22 P06/INTP6 DCNT2 I
23 AVdd AVdd –
24 AVref0 AVref0 –
25 P10/ANI0 Not used O
26 P11/ANI1 MUTM O
27 P12/ANI2 MUTA O
28 P13/ANI3 Not used O
29 P14/ANI4 MSIN I
30 P15/ANI5 KYCON O
Description
DAC control data, latch pulse output
LSI control data, latch pulse output
Output of "L"
Slider INSIDE switch input (L: INSIDE)
Hood open switch input
(L: Opening completed)
Hood close switch input
(L: Closing completed)
Loading out switch input
(L: Ejection completed)
Loading mechanism clamping switch
input (L: Clamping completed)
GND
Connected to System clock oscillator
(4.19 MHz)
+5V
Not Connect (open)
Input of 5 V (only for input)
CPU reset (L: Reset)
Communication start request input
from the SUD microcomputer
(L: Communication start)
Output of "L"
Pulse input for disc position detection
Subcode synchronization S0 + S1 input
Disc detection pulse input
(L: Disc present)
Not used
Disc count pulse input 2
VDD
GND
Output of "L"
Master side mute output (L: Mute)
Audio muting output (L: Mute)
Output of "L"
Master input (response from the slave)
Keyboard power supply control
(H: Power ON)
No. Symbol Name I/O
31 P16/ANI6 SYNC1 I
32 P17/ANI7 SYNC3 O
33 AVSS AVSS –
34 P130/AN00 Not used
O
35 P131/AN01 Not used
36 AVref1 AVref1 –
37 P70/SI2/RxD SRDT I
38 P71/SO2/TxD Not used O
39 P71/SCK2/ASCK SCLK O
40 Vss Vss –
41 P20/SI1 KYDT I
42 P21/SO1 DPDT O
43 P22/SCK1 DCLK O
44 P23/STB DCS O
45 P24/BUSY Not used O
46 P25/SI0/SB0 SQSO I
47 P26/SO0/SB1 MDAT O
48 P27/SCK0 CLOK O
49 P80/A0 A0
| | | O
56 P87/A7 A7
57 P40/AD0 A4 O
58 P41/AD1 A12 O
59 P42/AD2 A10 O
60 P43/AD3 A11 O
61 P44/AD4 A9 O
62 P45/AD5 A8 O
63 P46/AD6 A13 O
64 P47/AD7 A15 O
65 P50/A8 IO4
| | | O
69 P54/A12 IO8
70 P55/A13 IO1 O
PD-F1007
Description
Synchronization input
(pull-up required)
Synchronization output
GND
Output of "L"
VDD
CD TEXT data input
Output of "L"
CD TEXT data fetch clock output
GND
Communication data input in regard
to the SUB microcomputer
Communication data output in regard
to the SUB microcomputer
Communication clock in regard to
the SUB microcomputer
Communication request output in
regard to the SUB microcomputer
(H = L: Communication request)
Output of "L"
Q data serial input (combined use for
FCOK/GFS/SENS)
LSI control data serial output
Serial clock
External RAM address line
External RAM data Input/Output
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