AT83C5122 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT83C5122

C51 Microcontroller with USB and Smart Card Reader Interfaces

Atmel Corporation 

AT83R5122, AT8xC5122/23

Pinout

High Pin Count Package

Description

AT8xC5122/AT83R5122

version

Figure 1. VQFP64 Package Pinout

64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49

DVCC 1

P1.2/CPRES 2

CC8 3

P5.7/KB7 4

P5.6/KB6 5

CRST 6

P5.5/KB5 7

P5.4/KB4 8

CC4 9

P5.3/KB3 10

P5.2/KB2 11

CCLK 12

P5.1/KB1 13

P5.0/KB0 14

PSEN 15

VSS 16

VQFP64

48 P3.1/TxD

47 P1.6/SS

46 P2.7/A15

45 P3.0/RxD

44 P3.5/T1/CRST1

43 P3.2/INT0/LED0/CIO1

42 P4.0/MISO

41 P3.3/INT1

40 P4.1/MOSI

39 P3.4/T0/LED1

38 P4.2/SCK

37 P4.3/LED4

36 P3.6/WR/LED2

35 P4.4/LED5

34 RST

33 P4.5/LED6

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

5

4202F–SCR–07/2008

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