Dvio Board: Microprocessor - Philips DVDR880/001 Service Manual

Circuit Diagrams and PWB Layouts

DVIO Board: Microprocessor

1 2 3
MICROPROCESSOR
PAD(0:7)
A
+5V_PROC
B
F202 3203
F223
3205 1K
PRSTn 7202
BC847B
47K
C
+5V_PROC
7208
7204
74HCT1G04 5
BST82
F203
F213
2 4
ISPn
NC
3 1
D
+5V_PROC
7209
E
PDTC144EU
OPTION
F
PA(0:15)
F212
5200
+5V +5V_PROC
100MHZ
G
H
I
1 2 3
DVDR880-890 /0X1 7.
4 5 6
Micro processor
+5V_PROC
2200
7203
12p
P89C51 44
VCC
F200
21 43
XTAL1 AD0
2205 F232
F201 3201
20 42
XTAL2 AD1
47R
12p
41
AD2
F214
10 40
RST AD3
35 39
+5V_PROC AD4
EA_VPP
32 38
PSEN_ AD5
F204 F209
3225
PALE 33 37
ALE AD6
10R
36
AD7
11 2
RXD RXD T2
13 3
TXD
TXD T2EX PORT1_1
PINT0n F211
14 4 F205
INT0_ ECI
PINT1n
15 5 F206
INT1_ CEX0
16 6 F207
T0 CEX1
F230
4206 17 7 F208
RTSn
T1 CEX2
PWRn Option 18 8
WR_ CEX3
PRDn 19 9
RD_ CEX4 CTSn
PA(8)
24
A8
PA(9)
25
A9
PA(10)
26
A10
PA(11)
1 27
A11
PA(12)
12 28
A12
PA(13)
23 29
A13
PA(14)
34 30
A14
PA(15)
31
A15
VSS
22
4 5 6
EN 120
7 8 9 10
PA(0)
PA(1)
PAD(0) PA(2)
PAD(1)
PA(3)
PAD(2) PA(4)
PAD(3) PA(5)
PAD(4)
PA(6)
PAD(5) PA(7)
PAD(6)
PA(8)
PAD(7) PA(9)
PA(10)
PA(11)
OPTION
PA(12)
3214
1K
PA(13)
3215
1K Board ID
PA(14)
3216
1K
3217
1K
+5V
F221
2207
3223 F222
7207
100n
BC847B
4K7
1201
F216
1
F210
2
7 8 9 10
11 12 13
PAD(0:7)
SRAM
+5V_PROC
7201
CY62256 28
21 11 PAD(0)
VCC
A0 I|O0
23 12 PAD(1)
A1 I|O1
24 13 PAD(2)
A2 I|O2
25 15 PAD(3)
A3 I|O3
PAD(4)
26 16
A4 I|O4
1 17 PAD(5)
A5 I|O5
2 18 PAD(6)
A6 I|O6
3 19 PAD(7)
A7 I|O7
4
A8
5
A9
6 20 SRAMCE0n
A10 CE_
SRAMRDn
7 22
A11 OE_
8 27 PWRn
A12 WE_
9
A13
10
A14
GND
14
{SRAMCE0n,SRAMRDn,PINT0n,PINT1n,PALE,PWRn,PRDn,PRSTn}
PA(0:15)
PH-S
To front DV input PCB
11 12 13
14
1200 B4
1201 G10
2200 B4
2202 G2
2203 G2
2204 G3
2205 B4
A
2206 C3
2207 G10
3201 B5
3202 B2
3203 B3
3204 C1
3205 B2
3206 C2
3214 C8
B
3215 C8
3216 D8
3217 D8
3223 G8
3224 G9
3225 C4
3226 E2
4206 D4
5200 F2
C
6200 H9
7201 A10
7202 B2
7203 B5
7204 C3
7207 G9
7208 C2
7209 E2
D F200 B4
F201 B4
F202 B3
F203 D3
F204 C4
F205 C6
F206 C6
F207 D6
F208 D6
E
F209 C5
F210 G9
F211 C5
F212 F3
F213 D3
F214 B4
F216 G9
F219 F8
F220 E2
F
F221 G9
F222 G9
F223 B2
F230 D5
F232 B5
G
H
I
CL 16532145_015.eps
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