Shuttle SDVN-7050, Руководство по обслуживанию

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40
GPS BOARD - CIRCUIT DIAGRAM
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
DATA7 DATA6 DATA5 DATA4 DATA2 DATA0 DATA3 DATA1
NAND_CE0
DGND
VDD_MEM
DGND
VDD_MEM
DGND
VDD_MEM
DGND
VDD_MEM
DGND
VDD_MEM
DGND
VDD_MEM
VDD_MEM
VDD_MEM
DGND
DGND
nFCE
2
GPG14/EINT22
2
GPG15/EINT23
2
GPG13/EINT21
2
NCON
2
CLE
2
RnB
2
ALE
2
nFRE
2
nFWE
2
DATA[31:0]
1,4
GPA12
1
nRESET
3,4,6
Title Size
Document Number
Rev
Date:
Sheet
of
ᚴ
Ꮂ
ढ
䰇
䗮
⫼
⬉
ᄤ
᳝
䰤
݀
ৌ
1.0
NAND
FLASH
ॳ
⧚
೒
Custom
5
10
Monday, November 17, 2008
Title Size
Document Number
Rev
Date:
Sheet
of
ᚴ
Ꮂ
ढ
䰇
䗮
⫼
⬉
ᄤ
᳝
䰤
݀
ৌ
1.0
NAND
FLASH
ॳ
⧚
೒
Custom
5
10
Monday, November 17, 2008
Title Size
Document Number
Rev
Date:
Sheet
of
ᚴ
Ꮂ
ढ
䰇
䗮
⫼
⬉
ᄤ
᳝
䰤
݀
ৌ
1.0
NAND
FLASH
ॳ
⧚
೒
Custom
5
10
Monday, November 17, 2008
GPG13
0 0
NAND Flash Configuration
1K/2K Byte/Page , 4/5 Step Addressing
8-bit bus width
NAND Flash Configuration
NAND Flash Configuration
1
256Words/Page(NCON=0),1KWords/Page(NCON=1) 16-bit bus width
256/512 Byte/Page , 3/4 Step Addressing
Address Step J3 (NCON)
1
NAND Flash Configuration
1
GPG15
512Words/Page(NCON=0),2KWords/Page(NCON=1) 3
ഄഔ਼ᳳ
(NCON=0),4
ഄഔ਼ᳳ
(NCON=1)
1 0
GPG14
0
4
ഄഔ਼ᳳ
(NCON=0),5
ഄഔ਼ᳳ
(NCON=1)
WP#
᥹催⬉ᑇܕ䆌᪺䰸੠ݭܹ˗
᥹Ԣ⬉ᑇ⽕ℶ᪺䰸੠ݭܹDŽ ໡ԡᯊ⽕ℶݭܹ
R30
1K5
R30
1K5
TP5 TP_Nand_nWP TP5 TP_Nand_nWP
1
R25
1K5
R25
1K5
U4
K9F1208U0M
U4
K9F1208U0M
I/O7
44
I/O6
43
I/O5
42
I/O4
41
I/O3
32
I/O2
31
I/O1
30
I/O0
29
VCC
12
VCC
37
VSS
13
VSS
36
R/B2
6
WP
19
R/B1
7
CLE
16
CE0
9
ALE
17
WE
18
RE
8
CE1
10
R23
DNP
R23
DNP R31
27K
R31
27K
R34 4K7 R34 4K7
R27
27K
R27
27K
TP4
TP_Nand_RnB
TP4
TP_Nand_RnB
1
R24
27K
R24
27K
C61 104P C61 104P
R29
DNP
R29
DNP
R26
DNP
R26
DNP
D2
RB160M-40
D2
RB160M-40
1
2
R28
DNP
R28
DNP
R32 DNP R32 DNP
R33 DNP R33 DNP
C62 104P C62 104P