89C5121-IL View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

89C5121-IL

8-bit Microcontroller with Multiprotocol Smart Card Interface

Atmel Corporation 

Figure 4. PLCC52 Pinout

P1.4/CCLK

P1.3/CC4

EA

PSEN

ALE

P2.7/A15

P2.6/A14

P2.5/A13

P1.2/CPRES

P1.1/CC8

P1.0/CIO

P2.4/A12

RST

7 6 5 4 3 2 1 52 51 50 49 48 47

8

46

9

45

10

44

11

43

12

42

13

41

14

40

15

39

16

38

17

37

18

36

19

35

20

34

21 22 23 24 25 26 27 28 29 30 31 32 33

DVCC

VSS

P3.0/RxD

P3.1/TxD

P0.0/AD0

P0.1/AD1

P0.2/AD2

P0.3/AD3

P0.6/AD6

P3.3/INT1/OE

P3.4/T0

P3.2/INT0

P3.5/CIO1/T1

4 A/T8xC5121

4164G–SCR–07/06

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