Philips PD9000/05, Руководство по обслуживанию, Страница: 19 / 31

For 1bit SPI Flash
0
2bit 1bit
0
R47
NC
R50
NC
SPI Mode Setting
CIRCUIT DIAGRAM-SDRAM
DQ0 DQ1
SPI_D0
SPI_D1
SPI_WP
DQ0 SPI_D0
SPI_HOLD
DQ1 SPI_D1
M_A5
M_A2
M_A6
M_A1
M_A8
M_A10
M_A3
M_A7
M_A9
M_A4
M_A11
M_DQM1
M_DQM0
M_WE
M_A0
M_CAS
M_RAS
M_D9
M_BA0
M_BA1
RAM_CLK
M_D4
M_D8
M_D2
M_D10
M_D7
M_D6
M_D5
M_D3
M_D14
M_D1
M_D0
M_D13
M_D12
M_D15
M_D11
M_CLK
M_BA1
M_WE
M_BA0
M_RAS
M_CAS
M_CLK
SPI_CE
SPI_CLK
DQ0
SPI_WP
SPI_CE
SPI_CLK_1
DQ1
SPI_HOLD
SPI_CLK_1 SPI_CLK
RAM_CLK
SPI_D0 3
SPI_D1 3
M_A[0..11] 3
M_D[0..15] 3
M_DQM[0..1] 3
M_CAS 3
M_RAS 3
M_WE 3
M_BA0 3
M_BA1 3
SPI_CE 3
SPI_CLK 3
M_CLK 3
SPI_VCC3
SPI_VCC3
GND
SD_VCC3
GND
GND
SD_VCC3
GND
GND
SD_VCC3
GND
SPI_VCC3
GND
GND
R55 10K
0.1UF
C63
10pF
C67 EC25
100uF/10V
U6
MX25L16
1
2
3
4 8
7
6
5
/CS
DO
/WP
VSS VCC
/HOLD
CLK
DIO
R56 10K
EC24
10uF_16V 0.1UF
C64
0.1UF
C60
R51 NC
0.1UF
C65
R52 0R
R57 0R
0.1UF
C61
R53 33R
NC
C68 0.1UF
C59
R54 0R
0.1UF
C62
0.1UF
C66
U8
SDRAM_1Mx16x4
23
24
25
26
29
30
31
32
33
34
17
18
15
16
19
37
38
39
2
4
5
7
8
10
11
13
42
44
45
47
48
50
51
53
36
20
1
27
28
41
22
40
3
9
43
49 6
12
46
52
35
21
54
14
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
CAS
RAS
LDQM
WE
CS
CKE
CLK
UDQM
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
NC
BA0
VDD
VDD
VSS
VSS
A10/AP
NC/RFU
VDDq
VDDq
VDDq
VDDq VSSq
VSSq
VSSq
VSSq
A11
BA1
VSS
VDD
7-3