mach nguyen ly

5 5 4 4 3 3 2 2 1 1 D D C C B B A A AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 AD3 AD4 AD6 AD7 AD5 AD1 AD0 AD2 DIGIT3 DIGIT2 DIGIT4 DIGIT1 LED3 LED2 LED1 UP DOWN LED1 LED2 LED3 UP DOWN ADC_CS ADC_RD ADC_WR CLKIN ADC_DONE D0 D1 D2 D3 D4 D5 D6 D7 VIN VIN CLKIN D0 D1 D2 D3 D4 D5 D6 D7 DIGIT1 DIGIT2 DIGIT3 DIGIT4 ADC_CS ADC_RD ADC_WR ADC_DONE +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V Title Size Document Number Rev Date: Sheet of <Doc> <RevCode> <Title> B 1 1 Wednesday, December 23, 2009 Title Size Document Number Rev Date: Sheet of <Doc> <RevCode> <Title> B 1 1 Wednesday, December 23, 2009 Title Size Document Number Rev Date: Sheet of <Doc> <RevCode> <Title> B 1 1 Wednesday, December 23, 2009 U1 AT89S52 U1 AT89S52 RST 9 XTAL2 18 XTAL1 19 GND 20 PSEN 29 ALE/PROG 30 EA/VPP 31 VCC 40 P1.0 (T2) 1 P1.1 (T2 EX) 2 P1.2 3 P1.3 4 P1.4 5 P1.5 (MOSI) 6 P1.6 (MISO) 7 P1.7 (SCK) 8 P2.0/A8 21 P2.1/A9 22 P2.2/A10 23 P2.3/A11 24 P2.4/A12 25 P2.5/A13 26 P2.6/A14 27 P2.7/A15 28 P3.0/RXD 10 P3.1/TXD 11 P3.2/INT0 12 P3.3/INT1 13 P3.4/T0 14 P3.5/T1 15 P3.6/WR 16 P3.7/RD 17 P0.0/AD0 39 P0.1/AD1 38 P0.2/AD2 37 P0.3/AD3 36 P0.4/AD4 35 P0.5/AD5 34 P0.6/AD6 33 P0.7/AD7 32 Q4 A1015 Q4 A1015 R1 330 R1 330 R9 330 R9 330 J1 SUPLY J1 SUPLY 1 2 R6 10K R6 10K 1 2 3 4 5 6 7 8 9 SW2 SW2 D4 LED D4 LED R14 330 R14 330 R19 47K R19 47K Y1 12MHz Y1 12MHz L1 10uH L1 10uH R3 330 R3 330 R2 10K R2 10K Q1 A1015 Q1 A1015 R10 330 R10 330 R15 47K R15 47K R20 10K R20 10K C1 33 C1 33 D1 LED D1 LED R11 330 R11 330 C4 104 C4 104 R16 10K R16 10K Q2 A1015 Q2 A1015 C7 104 C7 104 R4 330 R4 330 R21 47K R21 47K C2 33 C2 33 R7 330 R7 330 R25 1M R25 1M U3 ADC0804 U3 ADC0804 +IN 6 -IN 7 AGND 8 VREF/2 9 GND 10 DB7 11 DB6 12 DB5 13 DB4 14 DB3 15 DB2 16 DB1 17 DB0 18 CLKR 19 VCC/VREF 20 CLKIN 4 INTR 5 CS 1 RD 2 WR 3 D2 LED D2 LED R12 330 R12 330 SW3 UP SW3 UP R26 10K R26 10K + C5 10uF + C5 10uF R17 47K R17 47K 8 8 8 8 . . . . K1 8 8 8 8 . . . . K1 e 1 d 2 p 3 c 4 g 5 Led1 6 b 7 Led2 8 Led3 9 f 10 a 11 Led4 12 Q3 A1015 Q3 A1015 R22 10K R22 10K + C3 10uF + C3 10uF R8 330 R8 330 R5 330 R5 330 D3 LED D3 LED R13 330 R13 330 SW4 DOWN SW4 DOWN R27 10K R27 10K C6 150pF C6 150pF R18 10K R18 10K U2 LM35 U2 LM35 Vin 1 Vout 2 G N D 3

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55

4

4

3

3

2

2

1

1

D D

C C

B B

A A

AD0AD1AD2AD3AD4AD5AD6AD7

AD7AD6AD5AD4AD3AD2AD1AD0

AD3AD4

AD6AD7

AD5

AD1AD0

AD2

DIGIT3DIGIT2

DIGIT4

DIGIT1

LED3LED2LED1

UPDOWN

LED1

LED2

LED3

UP

DOWN

ADC_CSADC_RDADC_WR

CLKIN

ADC_DONED0D1D2D3D4D5D6D7

VIN

VIN

CLKIN

D0D1D2D3D4D5D6D7

DIGIT1DIGIT2DIGIT3DIGIT4ADC_CSADC_RDADC_WRADC_DONE

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

Title

Size Document Number Rev

Date: Sheet of

B

1 1Wednesday, December 23, 2009

Title

Size Document Number Rev

Date: Sheet of

B

1 1Wednesday, December 23, 2009

Title

Size Document Number Rev

Date: Sheet of

B

1 1Wednesday, December 23, 2009

U1

AT89S52

U1

AT89S52

RST9

XTAL218XTAL119

GND20

PSEN 29ALE/PROG 30

EA/VPP 31

VCC 40P1.0 (T2)1P1.1 (T2 EX)2P1.23P1.34P1.45P1.5 (MOSI)6P1.6 (MISO)7P1.7 (SCK)8

P2.0/A8 21P2.1/A9 22

P2.2/A10 23P2.3/A11 24P2.4/A12 25P2.5/A13 26P2.6/A14 27P2.7/A15 28

P3.0/RXD10P3.1/TXD11P3.2/INT012P3.3/INT113P3.4/T014P3.5/T115P3.6/WR16P3.7/RD17

P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37P0.3/AD3 36P0.4/AD4 35P0.5/AD5 34P0.6/AD6 33P0.7/AD7 32

Q4A1015Q4A1015

R1 330R1 330

R9 330R9 330

J1

SUPLY

J1

SUPLY

12

R6

10K

R6

10K

1 23456789

SW2SW2

D4 LEDD4 LED

R14 330R14 330

R19

47K

R19

47K

Y112MHz

Y112MHz

L1 10uHL1 10uH

R3 330R3 330

R210KR210K

Q1A1015

Q1A1015

R10 330R10 330

R15

47K

R15

47K

R20

10K

R20

10K

C1

33

C1

33

D1 LEDD1 LED

R11 330R11 330

C4

104

C4

104

R16

10K

R16

10K

Q2A1015

Q2A1015

C7 104C7 104

R4 330R4 330

R21

47K

R21

47K

C2

33

C2

33

R7 330R7 330

R251MR251M

U3

ADC0804

U3

ADC0804

+IN6-IN7

AGND8VREF/29GND10 DB7 11

DB6 12DB5 13DB4 14DB3 15DB2 16DB1 17DB0 18

CLKR 19VCC/VREF 20

CLKIN4

INTR5

CS1RD2WR3

D2 LEDD2 LED

R12 330R12 330

SW3UP

SW3UP

R26 10KR26 10K

+ C510uF

+ C510uF

R17

47K

R17

47K

8

8

8

8

.

.

.

.

K1

8

8

8

8

.

.

.

.

K1

e 1

d 2

p 3

c 4

g 5Led16

b 7

Led28

Led39

f 10

a 11Led412

Q3A1015

Q3A1015

R22

10K

R22

10K

+C3

10uF

+C3

10uF

R8 330R8 330

R5 330R5 330

D3 LEDD3 LED

R13 330R13 330

SW4DOWN

SW4DOWN

R27

10K

R27

10K

C6

150pF

C6

150pF

R18

10K

R18

10K

U2

LM35

U2

LM35

Vin1 Vout 2

G

N

D

3