Rainbow-electronics MAXQ3120 Uživatelský manuál stáhnout pdf (Strana 32)

MAXQ3120

High-Precision ADC

Mixed-Signal Microcontroller

32 ____________________________________________________________________

Typical Operating Circuit

80

79

78

77

76

75

74

73

72

71

70

69

68

67

66

65

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

P1.4/SEG15

P1.3/SEG16

P1.2/SEG17

P1.1/SEG18

P1.0/SEG19

DGND

DV

DD

N.C.

N.C.

P0.7/T2B

P0.6/T2A

64

P0.0/SQW

RESET

32KOUT

32KIN

DV

DD

DGND

P3.7/RXD1

P3.6/TXD1

P3.5

P3.4

P3.3/TCK

V

BAT

AGND

V

REF

N.C.

N.C.

AN1+

AN1-

AN0+

AN0-

AV

DD

DGND

P3.2/TMS

P3.1/TDI

P1.5/SEG14

LCD DISPLAY

P1.6/SEG13

P1.7/SEG12

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG5

SEG4

V

LCD

V

LCD1

V

LCD2

V

ADJ

SEG3

SEG2

SEG1

DGND

HFXIN

HFXOUT

8MHz

DV

DD

SEG0

COM3

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

P0.5/INT2/T1

P0.4/INT1/T0

P0.3/INT0/T0G

P0.2/TXD0

P0.1/RXD0

COM2

COM1

COM0

P2.0/SEG20

P2.1/SEG21

P2.2/SEG22

P2.3/SEG23

P2.4/SEG24

P2.5/SEG25

P2.6/SEG26

N.C.

N.C.

DGND

DV

DD

P2.7/SEG27

P3.0/TDO

MAXQ3120

INFRARED

Tx/Rx

32.768kHz

RS-485

Tx/Rx

VOLTAGE-

DIVIDER

AC LINE

OUT

SERIAL

EEPROM

CURRENT

SHUNT

AC

NEUTRAL

OUT

AC LINE

IN

AC

NEUTRAL

IN

1 2 ... 27 28 29 30 31 32 33

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