AT83C5122 データシートの表示（PDF） - Atmel Corporation

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AT83C5122

C51 Microcontroller with USB and Smart Card Reader Interfaces

Atmel Corporation 

Figure 2. PLCC68 Package Pinout (for engineering purpose only)

9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61

DVCC

P1.2/CPRES

CC8

P5.7/KB7

P5.6/KB6

CRST

P5.5/KB5

P5.4/KB4

CC4

P5.3/KB3

P5.2/KB2

CCLK

P5.1/KB1

P5.0/KB0

PSEN

VSS

NC

10

60

11

59

12

58

13

57

14

56

15

55

16

54

17

53

18

PLCC68

52

19

51

20

50

21

49

22

48

23

47

24

46

25

45

26

44

27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

N/A

P3.1/TxD

P1.6/SS

P2.7/A15

P3.0/RxD

P3.5/T1/CRST1

P3.2/INT0/LED0/CIO1

P4.0/MISO

P3.3/INT1

P4.1/MOSI

P3.4/T0/LED1

P4.2/SCK

P4.3/LED4

P3.6/WR/LED2

P4.4/LED5

RST

P4.5/LED6

NC : not connected

N/A : not available

6 AT83R5122, AT8xC5122/23

4202F–SCR–07/2008

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