Pioneer DVR-310-S Service Manual page 86

1
7.2 IC
QQ
3 7 63 1515 0
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
A
List of IC
PD5942A8, RS5C372A, LC75342M, AK5381VT, PST3428U, PST3809U, NJM2880U1-33, M65672WG-B,
UPD72852AGB-8EU, UPD72893AGD-LML
PD5942A8B (TUMJ ASSY : IC2001)
• TUFL Microcomputer
Pin Function
No. Pin Name
1 P95/ANEX0/CLK4
2 P94/DA1/TB4in
B 3 P93/DA0/TB3in
4 P92/TB2in/Sout3
5 P91/TB1in/Sin3
6 P90/TB0in/CLK3
7 BYTE
8 CNVss
9 P87/XCin
10 P86/XCout
11 -RESET
12 Xout
C
13 Vss
14 Xin
15 Vcc
TE
L 13942296513
16 P85/-NMI
17 P84/-INT2
18 P83/-INT1
19 P82/-INT0
20 P81/TA4in
21 P80/TA4out
D
22 P77/TA3in
23 P76/TA3out
24 P75/TA2in
25 P74/TA2out
26 P73/-CTS2/-RTS2/TA1in
27 P72/CLK2/TA1out
P71/RxD2/SCL/TA0in/TB5in SCL
28
29 P70/TxD2/SDA/TA0out
30 Vss2
E
31 LP2
32 LP3
33 LP4
34 Vdd2
35 M2
36 M1
www
37 P11/SLICEON
38 P67/TxD1
39 P66/RxD1
F
40 P65/CLK1
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Signal Name I/O
FLCLK O
SYNC I
AVLINKIN I
IR I
J_CLOCK I
SYNCAFT I
BYTE I
PGM I
NC (O)
NC (O)
XRESETIN I
XOUT I
−
GND
XIN I
−
VCC
NMI I
JOGA I
SLICEONFB I
XINTRA I
NC (O)
NC (O)
NC (O)
FANPWM O
JOGB I
NC (O)
IICRST O
AVLINKOUT O
I/O
SDA I/O
−
GND
LP2 O
LP3 O
LP4 O
−
VDD2
M2 I
M1 I
SLICEON O
x ao
y
TXD O
RXD I
. i
SCLK (O)
DVR-310-S
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8
Function
FL Driver communication line CLK
C-Sync of input video
Input line of NexTViewLink
Pulse input of remote control
Input audio for Just Clock
C-Sync of input video
Communication line
u-Con Reset
Q Q
3 6 7 1 3
Phase VOL input
Feedback from SLICEON pin
Alarm/interval interruption
FAN power control
Phase VOL input
Reset output to I2C microcomputer
Output line of NextViewLink
I2C communication (clock)
I2C communication (data)
Mode switch
Slicer operating signal
u163
Communication line for firmware download/monitor
Communication line for firmware download/monitor
.
Communication line for firmware download/monitor
3
4
2 9 9 4 2 8
Active
1 5 0 5 8 2 9 9 4
m
co
4
9 9
−
↑
−
−
↑
↑
−
−
↓
2 8 9 9
↑ ↓
↑ ?
↓
−
−
−
H
↑ ↓
−
L
H
−
−
H?
−
−
−