Philips FWD18, Service Manual

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SPI_CE
M_CAS
M_WE
M_BA0
M_RAS
SPI_CLK
SPI_WP
DQ0
SPI_HOLD
DQ1
M_BA1
M_A1
M_A2
M_A6
M_A5
M_A9
M_A7
M_A3
M_A8
M_A10
M_A0
M_A4
M_A11
M_DQM1
M_DQM0
M_WE
M_CAS
M_RAS
M_CLK
RAM_CLK
M_BA0
M_BA1
M_D9
M_D10
M_D8
M_D6
M_D4
M_D7
M_D2
M_D0
M_D1
M_D5
M_D3
M_D14
M_D13
M_D12
M_D15
M_D11
SPI_D0
SPI_D1
M_CLK
DQ0
SPI_CE
SPI_CLK
DQ0
DQ1
DQ1
SPI_WP
SPI_HOLD
M_A11
RAM_CLK
GND
GND
SPI_VCC3
SD_VCC3
GND
SD_VCC3 GND
SD_VCC3
GND
GND
SPI_VCC3
GND
SPI_VCC3
GND
GND
GND
DVCC
DVCC
DVCC
M_A[0..10] 2
M_D[0..15] 2
M_DQM[0..1] 2
M_CAS 2
M_RAS 2
M_WE 2
M_BA0 2
M_BA1 2
SPI_D[0..1] 2
SPI_CE 2
SPI_CLK 2
M_CLK 2
M_A11 2
SP_SDA 2
SP_SCL 2
For 2bit SPI Flash
0
2bit 1bit
0
R48 NC
R50
NC
SPI Mode Setting
I2C ADDR = 0XA0
0.1uF
BC32
0.1uF
BC32
R47 10K R47 10K
R41
NC/4K7
R41
NC/4K7
R42
NC/4K7
R42
NC/4K7
R43 NC R43 NC
U3
SDRAM 1Mx16x4
U3
SDRAM 1Mx16x4
A0
23
A1
24
A2
25
A3
26
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
CAS
17
RAS
18
LDQM
15
WE
16
CS
19
CKE
37
CLK
38
UDQM
39
D0
2
D1
4
D2
5
D3
7
D4
8
D5
10
D6
11
D7
13
D8
42
D9
44
D10
45
D11
47
D12
48
D13
50
D14
51
D15
53
NC
36
BA0
20
VDD
1
VDD
27
VSS
28
VSS
41
A10/AP
22
NC/RFU
40
VDDq
3
VDDq
9
VDDq
43
VDDq
49
VSSq
6
VSSq
12
VSSq
46
VSSq
52
A11
35
BA1
21
VSS
54
VDD
14
BC31
0.1u
BC31
0.1u U4
NC/24C01/CAT24C021
U4
NC/24C01/CAT24C021
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
0.1uF
BC34
0.1uF
BC34 EC19
100uF/16V
EC19
100uF/16V
R45 0 R45 0
U5
EON SPI FLASH
U5
EON SPI FLASH
CE#
1
DOUT
2
WP#
3
GND
4
DIN
5
SCK
6
HOLD#
7
VDD
8
R40 33 R40 33
R44 0 R44 0
0.1uF
BC33
0.1uF
BC33
R46 10K R46 10K
0.1uF
BC36
0.1uF
BC36
0.1uF
BC35
0.1uF
BC35
10pF C17 10pF C17
CIRCUIT DIAGRAM - DVD BOARD
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