Roland MV8-OP1, Заметки по обслуживанию

Страница: 26 / 48

31
Nov.2003 MV-8000/MV8-OP1
30
CIRCUIT DIAGRAM (MAIN 1/4)
fig.main1-c
CS2-PPC
VD[0-15]
VA
[0-9]
VD14
VD2
VD13
VA2
VD12
VD0
VD10
VA3 VD9
VA9
VA1
VA0
VA4
VD7 VD8
VD11
VA9
VD8
VD7
VD11
VD2
VD0
VD5
VD4
VD3
VD7
VD3
VD6
VA5
VD12
VD5
VD15
VD9
VD6
VD1
VA6
VA5
VD10
VD13
VD1
VD4
VA6
VA3
VA2
VD15
VA0
VA1
VD6
VD14
VA4
VA8
VA7
VA7
VA8
CA3
CA0
CD7
CA9
CA5
CD9
CA20
CA6
CD 10
CD8
CD 18
CA18
CD2
B5A6
CD5
CD1
CD5
CD 26
CA17
CA15
CD 27
CD6
B5D13
B5D11
B5A0
CD7
CA8
CA0
CD 12
CD 12
CD 12
CD 12
CD7
CD 19
CD 19
CA1
CD 30
CA8
CA11
CD1
CA12
CA12
CD 29
CD 29
CD4
CA22
CA22
CD2
B5D1
B5D0
B5D12
B5A4
CD8
CA4
CD 21
CA2
CA14
CA7
CA8
CA11
CA21
CD8
CD1
CD4
CA15
CD 14
CD 27
CA25
B5D9
B5A10
CA11
C D[0-31]
CA[0-25]
CD 15
CD 12
CA14 CA4
CA9
CA5
CA5 CA7
CA1
CD 18
CD 29
CD 16
CA15
CA15
CA16
CA16
CD2
CA10
CA10
B5D0
CD 15
CA12
CD 24
CD 13
CA19
CD 15
CD 12
CA2
CA2
CD5
CA14
CA9
CA20
CA7
CA7
CA1
CA6
CD 18
CD1
CD 14
CD 14
CA16
B5D8
B5D3 B5D1
CA10
CA19
CD 19
CA9
CA5
CA5
CA5
CD 17
CD 17
CA8
CA17
CD1
CA18
CA12
CD4
CD4
CD2
CA21
B5D2
B5D4
B5D7
B5A13
CA7
CD 23
CD 11
CD 11
CD 11 CD 13
CD 21
CD 15
CD 15
CD7
CD3
CD9
CD9
CA22
CA22
CA6
CD1
CA18
CD 22
CA25
B5D14
B5D6
CA3
CA5
CA9
CD 23
CD 11
CD 24
CD 13
CD 15
CD5
CA4
CD3
CD 31
CD 10
CD8
CA12
CD 16
CD 14
CD6
B5D13
B5D10
B5A6
B5A8
B5A12
B5A5
CD3
CD 14
CD 10
CD 24
CA19
CD 20
CD7
CA20
CD 28
CD 28
CA8
CA12
CD4
CA15
CD 22
CD6
CA16
CA13
CA13
CA10
B5D3
B5D5
B5D8
B5A1
B5A13
B5A5
B5A7
B5A12
B5A2
CA6
CA3
CD 13
CA0
CD 21
CA2
CA2
CD7
CA4
CD3
CD0
CA9 CA9
CA1
CA6
CA6
CD 10
CA21
CA21
CA17
CD8
CA12
CA16
B5D15
B5D4
B5A7
B5A3
B5A1
B5A8
B5A9
B5A11
B5A0
CD 11
CD 13
CD0
CA7
CD 28
CD 26
CA11
CD 10
CD1
CD6
CD6
CA14
B5A11
CD 12
CD9
CD0
CD 13
CD5
CA14 CA4
CA20
CA7
CD 17
CA8
CD8
CD8
CD4
CD 22
B5D14
B5D2 B5D6
B5D15
B5A3
CD4
CD 11
CD 23
CA2
CD 20
CD5
CA4
CD3
CD3
CD0
CA5
CD 30
CD 25
CD 25
CD 25
CA11
CA6
CA18
CD 14
CD6
CA16
CD2
CA13
CA13
CA10
B5D10
B5D5
B5D11
CD6
CD2
CA1
CA3
CA3
CA3 CA19
CD 15
CA4
CD0
CD0
CD9
CD 30
CD 31
CD 10
CD 16
CA15
CA13
CA10
B5A10
B5A4
CA13
CD 11
CA3
CD 20
CD3
CD9
CA7
CA8
CA6
CD 10
CD 14
B5D12
B5D7
B5A2
B5A9
CD 13
CA0
CA3
CA2
CD7
CD5
CA4
CD0
CD9
CD 26
CA11
CA11
CD 31
CA17
CA17
CA18
CD 27
CD2
CA13
CA10
B5D9
CA2
+1.9V
+1.9V
+1.9V
+D5V
+D5V
+D5V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+D5V
+3.3V
+D5V
+3.3V
+3.3V
+3.3V
DG
DG
DG DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
DG
+D5V
DG
DG
+3.3V
DG
+3.3V
+3.3V
DG
+1.9V
DG
+3.3V
DG
DG
+D5V
+12V
+D5V
DG
+3.3V
+D5V
DG
+D5V
DG
+D5V
+D5V
DG
+3.3V
+D5V
DG
DG
+D5V
DG
DG
DG
+D5V
+3.3V
DG
+3.3V
DG
+D5V
DG
DG
DG
DG
DG
+3.3V
DG
DG
DG DG
DG
+3.3V
DG
+3.3V
+3.3V
PPC-DA0
CS5-XV
CS5-USB
CS4-ESP
CS4-IPC
XV-WAIT
INT2-IDE
INT1-IPC
INT3-USB
INT0-XV
KBD-CLK
B5RST
SMUTE
ESP-SYI
DIMM-SCL
DIMM-SDA
ESP-CLK
MSE-CLK
KBD-DATA
INT4-FDC
CS2-BA
PPC-CK
CKIO
B3RST
BS
CD[0-31]
RD-W R
W R1
PPC-AD0
KBD-CLK
KBD-DATA
IDE- RDY
LCD-CLK
BRD-IN
LCD-PW R
MSE-CLK
MON-SCL
MON-SDA
MSE-DATA
MSE-DATA
BRD-IN
CS6-DRV
W R0
CA[0-25]
B5RD
RD
B5WR
B5D[0-15]
B5A[0-13]
DRQ1-FDC
DRQ0-USB
AUDDATA0
AUDDATA1
AUDDATA2
AUDDATA3
TRST
TMS
TD0
AUDS YNC
TCK
TDI
G ND
ASEBRKAK
RESETP
AUDCK
G ND
G ND
H-UDI
to
PANEL
G ND
D5V
D5V
PNL-TXD
PNL-RXD
PNL-SCK
PNL-CTS
PNL-RTS
PNL-RST
MSE-DATA
KBD-DATA
KBD-CLK
MSE-CLK
RESET
NMI
DEBUG
SW
ASE
SW
D11
D3
W RL
A8
D13
A14
D4
G ND
A16
A18
A13
A20
A12
A0
D12
D7
A4
G ND
A5
A2
G ND
D5
G ND
A11
D6
V CC
A17
D2
D10
D0
CS_BROM
A1
A6
D15
A21
XRESET
R D
D1
CS_EXT
A10
D8
A7
A19
D9
A3
D14
A15
A9
V CC
CS_SEL
MON-SCL
+D5V
D R D Y
FPDAT6
FPDAT5
to OPTION
(VGA&PS2)
FPLINE
LCD-PW R
FPDAT4
MSE-DATA
to LCD
DG ND
BLUE
FPDAT7
FPSHIFT
MSE-CLK
(CONTRAST
BOARD)
DG ND
BRD-IN
+D5V
GREEN
KBD-DATA
R ED
VRTC
DG ND
HRTC
FPFRAME
KBD-CLK
PNL-RST
SMUTE
SEL-DMA
G ND
+12V
G ND
MON-SDA
G ND
PC-RTS
V CC
PC-CTS
G ND
MIDI-OUT
PC-OUT
GDB
G ND
PC-IN
V CC
DG ND
R36 10k
X1
MA-406 16.665MHz
4
1
C55
100p
C66
10p
CN4
NIU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I C2
TC59SM716AFT-80
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
NC
36
RAS
18
CAS
17
CS
19
WE
16
DQML
15
DQ15
53
DQ14
51
DQ13
50
DQ12
48
DQ11
47
DQ10
45
DQ9
44
DQ8
42
DQ7
13
DQ6
11
DQ5
10
DQ4
8
DQ3
7
DQ2
5
DQ1
4
DQ0
2
VCC
1
VCC_Q
3
VCC
14
VSS_Q
6
VSS
28
VSS
41
A10
22
A11
35
VCC_Q
9
A12
21
VSS_Q
12
A13
20
VCC
27
NC
40
VCC_Q
43
VSS_Q
46
VCC_Q
49
VSS_Q
52
VSS
54
DQMU
39
CLK
38
CKE
37
R23
10k
C25
0.1u
R7 10k
SW2
NIU
1
2
C68
0.1u
R34 10k
W H4
W IRING VGA/PS2_B
1
2
3
4
5
6
C54
100p
C73
0.1u
W H1
W IRING VGA/PS2_A
1
2
3
4
5
6
7
8
9
10
C19
0.1u
CN2
NIU
1
2
3
4
5
6
7
8
9
10
C53
100p
R22
1.5k_MF
C24
0.1u
R8 10k
R12
10k
R17 22
R1 NIU
C52
100p
C N5
B11B-PH-K-S
1
2
3
4
5
6
7
8
9
10
11
R26
1k_MF
C38
0.1u
C35
0.1u
I C7
TC74VHCT245AFT
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
VCC
20
GND
10
C23
0.1u
R25
68_MF
C40
0.1u
R9 10k
C29
0.1u
RA11
22x4
1
2
3
4
8
7
6
5
C33
470p R19
0.05(2W)
+
C41
100u/6.3v
Q2
2SC4117GR
2
3
1
C46
0.1u
C30
0.1u
RA12
22x4
1
2
3
4
8
7
6
5
C32
470p
+
C20
100u/6.3v
R39 10k
IC22B
NIU
A
14
Y0
12
B
13
Y1
11
Y2
10
G
15
Y3
9
VCC
16
GND
8
C39
0.1u
IC21
NIU
1A
6
1Y
7
1B
5
1C
4
1D
3
2A
10
2B
11
2C
12
2D
13
A
14
1G
1
VCC
16
GND
8
2Y
9
2G
15
B
2
I C5
TC74VHCT245AFT
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
VCC
20
GND
10
+
C36
100u/6.3v
C21
0.1u
C47
0.1u
RA15
22x4
1
2
3
4
8
7
6
5
+
C58
100u/6.3v
C16
0.1u
R31 4.7k
RA7
22x4
1
2
3
4
8
7
6
5
RA18
10kx4
1 2 3 4
8 7 6 5
C10
0.1u
C42
0.1u
RA25
10kx4
1
2
3
4 8
7
6
5
IC19
PQ07VZ5M2Z
IN
1
OE
2
GND
5
VREF
4
OUT
3
C14
0.1u
C28
0.1u
C34
0.1u
C1
0.1u
RA13
22x4
1
2
3
4
8
7
6
5
RA6
22x4
1
2
3
4
8
7
6
5
C8
0.1u
R42 10k
C59
0.1u
IC13
TC7SH04FU
5
4 2
3
C64
10p
RA19
10kx4
1 2 3 4
8 7 6 5
I C1
HD74LV245AT
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
VCC
20
GND
10
R11 10k
RA17
22x4
1
2
3
4
8
7
6
5
RA3
22x4
1
2
3
4
8
7
6
5
C9
0.1u
R30
10k
C63
10p
I C4
TC58FVB321FT-10
GND
46
A18
16
A17
17
A16
48
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
CE
26
OE
28
VPP
13
D14
43
D13
41
D12
39
D11
36
D10
34
D9
32
D8
30
D7
44
D6
42
D5
40
D4
38
D3
35
D2
33
D1
31
D0
29
GND
27
RP
12
A0
25
VCC
37
D15
45
WE
11
WP
14
RY/BY
15
BYTE
47
A20
10
A19
9
R32 4.7k
R37
2.2
RA16
22x4
1
2
3
4
8
7
6
5
R6 NIU
TP2
DG ND
C7
0.1u
R24
10k
I C3
HD6417706
VSS
148
A19
68
A18
67
A17
66
A16
65
A15
64
A14
62
A12
59
A11
58
A10
57
A9
56
A8
55
A7
54
A6
53
A5
52
A3
48
A2
47
EXTAL
132
XTAL
131
A4
50
VSS
130
VCC
117
VSS
115
VCC
21
VCC
73
A13
60
VCC
150
VCC_RTC
1
A21
70
A20
69
D15
26
D14
28
D13
29
D12
30
D11
31
D10
32
D9
33
D8
34
D7
35
D6
36
D5
38
D4
40
D3
41
D2
42
RD
78
CS4
89
CS3
88
RASL
96
CASL
98
AVCC
175
VSS
71
VSS
19
CS2
87
IRQ0
151
IRQ1
152
IRQ2
153
MD0
163
MD1
129
MD2
164
MD3
167
AVSS
170
VSSQ
11
RESETP
165
CKIO
138
TXD0
140
RXD2
146
TXD2
142
AN1/PTJ1
172
AN2/PTJ2
173
AN3/PTJ3
174
PTE2
107
PTE3
108
PTE4
133
PTE5
134
PTE6
135
PTE7
136
IRQ3
154
NMI
157
RD/WR
83
WE1/DQMLU
80
WE0/DQMLL
79
CS0
85
D0
44
D1
43
A0
45
A1
46
RXD0
145
AN0/PTJ0
171
VCCQ
13
VSSQ
25
VCCQ
27
VSSQ
37
VCCQ
39
VCCQ
51
VSSQ
49
VSSQ
61
VCCQ
63
VSSQ
84
VSSQ
93
VCCQ
86
VCCQ
95
VSSQ
137
VCCQ
139
VSSQ
156
VCCQ
158
A24
75
A25
76
A22
72
A23
74
D17
23
D16
24
D18
22
D19
20
D20
18
D21
17
D22
16
D23
15
D24
14
D25
12
D26
10
D27
9
D28
8
D29
7
D30
6
D31
5
IRQ4
155
WE2/DQMUL
81
WE3/DQMUU
82
CKE
100
WAIT
104
CS5
90
CS6
91
CE2A
92
CE2B
94
BS
77
PTD5
101
PTD1
97
PTD3
99
RESETM
149
CA
166
VCC_PLL1
123
VCC_PLL2
128
CAP2
127
CAP1
124
VSS_PLL1
125
VSS_PLL2
126
AVSS
176
MD5
169
MD4
168
CTS2
147
RTS2
144
DACK0
105
DREQ0
160
DREQ1
161
DACK1
106
ADTRG
162
SCK2
143
SCPT1
141
AUDSYNC
113
TD0
120
ASEMDO
122
TRST
119
ASEBRKAK
121
AUDCK
159
TCK
116
TDI
114
TMS
118
AUDDATA0
109
AUDDATA1
110
AUDDATA2
111
AUDDATA3
112
BACK
102
BREQ
103
VSS_RTC
4
XTAL2
2
EXTAL2
3
C62
10p
IC15A
HD74LV11AT
12
13
1
2
IC15C
HD74LV11AT
14
7
8
11
9
10
C61
10p
R35 10k
I C8
TC59SM716AFT-80
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
NC
36
RAS
18
CAS
17
CS
19
WE
16
DQML
15
DQ15
53
DQ14
51
DQ13
50
DQ12
48
DQ11
47
DQ10
45
DQ9
44
DQ8
42
DQ7
13
DQ6
11
DQ5
10
DQ4
8
DQ3
7
DQ2
5
DQ1
4
DQ0
2
VCC
1
VCC_Q
3
VCC
14
VSS_Q
6
VSS
28
VSS
41
A10
22
A11
35
VCC_Q
9
A12
21
VSS_Q
12
A13
20
VCC
27
NC
40
VCC_Q
43
VSS_Q
46
VCC_Q
49
VSS_Q
52
VSS
54
DQMU
39
CLK
38
CKE
37
IC12A
TC74VHCT139AFT
A
2
Y0
4
B
3
Y1
5
Y2
6
G
1
Y3
7
C45
0.1u
C12
0.1u
IC15B
HD74LV11AT
6
5
3
4
R18
10k
R2 0
C43
0.1u
+
C11
100u/6.3v
I C9
TC7SH86FU
5
3
4
2
1
C13
15p
C17
0.1u
C44
0.1u
Q1
2SA1244Y
3
2
1
C67
0.1u
IC17
S1D13506F00A
MD4
43
MD3
41
MD2
39
MD1
37
MD0
35
GND
14
DB15
16
DB14
17
DB13
18
DB12
19
DB11
20
DB10
21
DB9
22
DB8
23
WE1
9
BS
6
RD/WR
10
AB1
2
CS
4
CLKI
69
VDD
12
RED
100
GREEN
103
BLUE
105
IREF
101
NC
75
CLKI2
71
MD7
49
MD6
47
MD5
45
GND
32
VDD
33
VDD
55
GND
50
VDD
72
GND
68
GND
78
GND
87
GND
96
VDD
97
VDD
109
GND
110
DB0
31
DB1
30
DB2
29
DB3
28
DB4
27
DB5
26
DB6
25
DB7
24
MA0
61
AB2
1
AB3
128
AB4
127
AB5
126
AB6
125
AB7
124
AB8
123
AB9
122
AB10
121
AB11
120
AB12
119
AB13
118
AB14
117
AB15
116
AB16
115
AB17
114
AB18
113
AB19
112
AB20
111
AB0
3
MD13
38
MD14
36
MD15
34
MD8
48
MD9
46
MD10
44
MD11
42
MD12
40
MA3
67
MA4
66
MA5
64
MA6
62
MA7
60
MA8
58
MA9
56
MA10
59
MA11
57
WE
53
LCAS
51
UCAS
52
RAS
54
MA1
63
MA2
65
FPDAT12
92
FPDAT11
91
FPDAT10
90
FPDAT9
89
FPDAT8
88
FPDAT15
95
FPDAT14
94
FPDAT13
93
FPDAT5
84
FPDAT6
85
FPDAT7
86
FPDAT0
79
FPDAT1
80
FPDAT2
81
FPDAT3
82
FPDAT4
83
FPSHIFT
77
DRDY
76
FPLINE
74
FPFLAME
73
VRTC
108
HRTC
107
WAIT
15
WE0
8
RESET
11
BUSCLK
13
TESTEN
70
DACVDD
99
DACVDD
102
DACVDD
104
DACVSS
98
DACVSS
106
RD
7
M/R
5
C18
0.1u
R33 22
C15
15p
IC11B
TC74VHC139FT
A
14
Y0
12
B
13
Y1
11
Y2
10
G
15
Y3
9
VCC
16
GND
8
IC22A
NIU
A
2
Y0
4
B
3
Y1
5
Y2
6
G
1
Y3
7
R13 10k
IC26
S-80930CNMC
CD
5
OUT
1
VDD
2
VSS
3
NC
4
C69
0.1u
IC18
TC200E602AF-11
GND
28
GND
36
GND
44
GND
54
GND
64
GND
68
VDD
49
TRCKI_B
95
TRR_B0
96
TRR_B1
97
TRR_B2
98
TRR_B3
100
TRR_B4
101
TRR_B5
102
TRCKO
124
TRS0
123
TRS1
122
TRS2
120
TRS3
119
TRS4
118
TRS5
117
CA09
65
CA08
63
CA07
62
CA06
61
CA05
60
CA04
58
CA03
57
CA02
56
CPU_RD
53
CPU_WR
52
CPU_CS
55
GND
72
GND
80
GND
86
GND
94
GND
103
GND
107
GND
116
GND
126
GND
133
GND
136
VDD
59
VDD
71
VDD
76
VDD
83
VDD
90
VDD
99
VDD
108
VDD
41
VDD
37
AD_DATA1
135
AD_DATA2
134
AD_DATA3
132
DA_DATA0
143
DA_DATA1
142
DA_DATA2
141
LRCK
128
BCK
127
IIS_BCK
129
MCK
125
DA_DATA3
139
AD_DATA0
137
RESET
16
CPU_INT2
21
CPU_INT1
22
SYI
106
CPU_CLK
67
SYO
104
VDD
6
VDD
18
VDD
32
GND
1
GND
11
GND
24
CD0
89
CD1
87
CD2
84
CD3
81
CD4
78
CD5
75
CD6
73
CD7
69
CD16
26
CD17
29
CD18
31
CD19
34
CD20
38
CD21
40
CD22
43
CD24
45
CD25
42
CD26
39
CD27
35
CD28
33
CD29
30
CD30
27
CD31
25
CD23
46
CD15
91
CD14
88
CD13
85
CD12
82
CD11
79
CD10
77
CD9
74
CD8
70
TRR_A5
115
TRR_A4
114
TRR_A3
113
TRR_A2
112
TRR_A1
111
TRR_A0
110
TRCKI_A
109
CPU_INT0
23
ESP_CLK
93
CPU_INTPPC
20
CPU_RDY
19
INT_IN2
13
INT_IN1
14
INT_IN0
15
TEST2
66
TEST1
92
TEST0
105
TEST3
3
AD_DATAS
131
DA_DATAS
138
WAIT_IN
12
PPC_IDE_CS0
10
PPC_IDE_CS1
9
IDE_RD
8
IDE_WR
7
IIS_RESET
4
IDE_IO_RDY
5
CPU_IDE_CS
17
CPU_DMARQ0
48
CPU_DMARQ1
47
CPU_DMAAK0
51
CPU_DMAAK1
50
VDD
140
VDD
130
VDD
121
VDD
144
PLL_CLK
2
R14 10k
R16 22
R4 22
I C25
TC7SH08FU
5
3
4
2
1
R5
10k
C56
0.1u
C4
0.1u
SW4
SKQMAK
1
2
IC12B
TC74VHCT139AFT
A
14
Y0
12
B
13
Y1
11
Y2
10
G
15
Y3
9
VCC
16
GND
8
CN3
16FE-BT-VK-N
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R3 22
SW3
NIU
1
2
C57
0.1u
L1
TSL1315S-101
+
C60
330u/6.3v
R15
10k
R29
10k
C31
0.1u
RA23
100x4
1
2
3
4
8
7
6
5
RA5
22x4
1
2
3
4
8
7
6
5
D1
RB051L-40 1
2
C6
0.1u
RA10
22x4
1
2
3
4
8
7
6
5
C48
100p
TP1
RESETM
RA14
10kx8
2
3
4
5
7
8
9
10
1
6
I C23
IC41LV16100S-50T
A8
31
A7
30
A6
29
A5
28
A4
27
A3
24
A2
23
A1
22
A0
21
DQ15
49
DQ14
48
DQ13
47
DQ12
46
VCC
1
GND
26
NC
11
NC
15
NC
36
RAS
18
UCAS
34
LCAS
35
DQ11
44
DQ10
43
DQ9
42
DQ8
41
DQ7
10
DQ6
9
DQ5
8
DQ4
7
DQ3
5
DQ2
4
DQ1
3
DQ0
2
OE
33
W
17
VCC
6
VCC
25
GND
45
GND
50
NC
16
A9
32
NC
40
NC
20
NC
19
R41
10k
R20 1k
I C20
TC74VHCT245AFT
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
VCC
20
GND
10
RA24
100x4
1
2
3
4
8
7
6
5
RA4
22x4
1
2
3
4
8
7
6
5
C22
0.1u
RA9
22x4
1
2
3
4
8
7
6
5
R21 120
C50
100p
RA21
1 0kx8
2
3
4
5
7
8
9
10
1
6
R72
10k
C70
0.1u
IC11A
TC74VHC139FT
A
2
Y0
4
B
3
Y1
5
Y2
6
G
1
Y3
7
RA20
1 0kx4
1 2 3 4
8 7 6 5
+
C 37
330u/6.3v
C5
0.1u
R224
10k
C 51
100p
R A8
1 0kx8
2
3
4
5
7
8
9
10
1
6
I C6
TC74VHCT245AFT
A1
2
B1
18
A2
3
B2
17
A3
4
B3
16
A4
5
B4
15
A5
6
B5
14
A6
7
B6
13
A7
8
B7
12
A8
9
B8
11
G
19
DIR
1
VCC
20
GND
10
4
1 2
3
R 10 10k
C 26
0.1u
C 65
10p
R28
330_MF
C3
0.1u
C49
100p
R A1
1 0kx8
2
3
4
5
7
8
9
10
1
6
C27
0.1u
I C16
M62220FP
NC
8
NC
7
NC
6
IN
5
OUT
1
GND
2
CLM
3
VCC
4
R27
180_MF
RA2
22x4
1
2
3
4
8
7
6
5
C290
0.1u
C 74
0.1u
RA22
1 0kx8
2 3 4 5 7 8 9 10
1 6
I C10
TC74LVXC3245FS
A8
10
A7
9
A6
8
A5
7
A4
6
A3
5
A2
4
A1
3
G
22
DIR
2
B8
14
B7
15
B6
16
B5
17
B4
18
B3
19
B2
20
B1
21
VCCA
1
GND
11
NC
23
VCCB
24
GND
12
GND
13
CN1
75501-0X0-B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
+
C2
100 u/6.3v
IC 65
TC7SH08FU
5
3
4
2
1
IC 14
TC74LVXC3245FS
A8
10
A7
9
A6
8
A5
7
A4
6
A3
5
A2
4
A1
3
G
22
DIR
2
B8
14
B7
15
B6
16
B5
17
B4
18
B3
19
B2
20
B1
21
VCCA
1
GND
11
NC
23
VCCB
24
GND
12
GND
13
+
C75
100 u/6.3v
C 72
0.1u