S3C1840 Просмотр технического описания (PDF) - Samsung

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Компоненты Описание

производитель

S3C1840

4-bit single-chip CMOS microcontroller

Samsung 

S3C1840

BLOCK DIAGRAM

P2.1 - P2.6

6

Internal P2.13

P2-Output Latch

5

8

ROM

RAM

16 x 2 x 4-bits

16

L Decoder

2

4

H

4

1

4

PB

4

L

4

ALU & A

4

4

SF

P3 Output Register

(PR)

4

Internal

P2.0

Internal P2.9 and P2.10

fXX/8 (1/2)

fXX/12 (1/3)

fXX/12 (1/4)

No Carrier

64 x 16 x 8-bits

4

6

PA

PC

3-Level Stack

4

MUX

4

4

DIV OSC

Auto Reset

HALT

Internal P2.12

P1.0 - P1.3

P0.0 - P0.3

P3.0 - P3.3

P2.0/REM

XI

XO

Figure 1-1. Block diagram

1-2

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