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• IC Block Diagrams
– DMB08 Board –
IC215
SN74ALVCH16841DGGR
TE
1OE
1
OE
L 13942296513
1Q1
2
1Q2
3
GND
4
1Q3
5
1Q4
6
7
VCC
LATCH
1Q5
8
1Q6
9
1Q7
10
GND
11
1Q8
12
1Q9
13
1Q10
14
2Q1
15
2Q2
16
2Q3
17
GND
18
2Q4
19
2Q5
20
2Q6
21
LATCH
22
VCC
2Q7
23
2Q8
24
GND
25
2Q9
26
www
2Q10
27
2OE
28
OE
.
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IC203
BR9040F-WE2
R/B
1
VCC
2
INSTRUCTION DECODE
CS
3
CONTROL AND CLOCK
GENERATOR
SK
4
INSTRUCTION
REGISTER
IC302
LE
56 1LE
VCC
8
55
1D1
54
1D2
GND
53
1D3
52
1D4
WP
51
7
VCC
50
1D5
49
1D6
48
1D7
47
SCL
6
GND
46
45
1D8
44
1D9
43
1D10
SDA
5
42
2D1
41
2D2
40
2D3
GND
39
2D4
38
2D5
37
2D6
36
VCC
35
2D7
34
2D8
33
GND
32
31
2D9
30
2D10
x
ao
y
LE
29 2LE
i
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8
DETECT
SUPPLY
VOLTAGE
HIGH
WRITE
VOLTAGE
DISABLE
GENERATOR
ADDRESS
ADDRESS
8bit
DECODER
BUFFER
R/W
DATA
16bit
AMPS
REGISTER
BR24L16F-WE2
Q Q
3
6 7
1 3
11 bit
ADDRESS
11 bit
DECODER
START
CONTROL CIRCUIT
HIGHT VOLTAGE
GENERATOR
u163
.
HCD-SR1/SR2/SR3
2 9
9 4
2 8
8 WC
7
GND
8bit
4,096bit
EEPROM
16bit
6
DO
5
DI
1 5
0 5
8
2 9
9 4
16 K bit EEPROM ARRAY
8 bit
SLAVE WORD
DATA
ADDRESS REGISTER
REGISTER
STOP
ACK
POWER SUPPLY
VOLTAGE DETECTION
m
co
9 9
2 8
9 9
1 A0
2 A1
3 A2
4 GND
19
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