IC80C31-24PL datasheet(4/44 Pages) ICSI

Part #	IC80C31-24PL

Description	CMOS SINGLE CHIP 8-BIT MICROCONTROLLER

Download	44 Pages

Scroll/Zoom	100%

Manufacturer	ICSI [Integrated Circuit Solution Inc]

Direct Link	http://www.icsi.com.tw

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4 / 44 page

IC80C51

IC80C31

S3-4

Integrated Circuit Solution Inc.

MC001-0B

Figure 4. IC80C51/31 Block Diagram

PCON

SCON

TMOD TCON

TH0

TL0

TH1

TL1

SBUF

IE

IP

INTERRUPT BLOCK

SERIAL PORT BLOCK

TIMER BLOCK

P3

DRIVERS

P3

LATCH

PSW

TIMING

AND

CONTROL

OSCILLATOR

XTAL2

XTAL1

P3.0-P3.7

P1

DRIVERS

P1

LATCH

DPTR

BUFFER

PC

INCREMENTER

PROGRAM

COUNTER

PROGRAM

ADDRESS

REGISTER

P1.0-P1.7

P2.0-P2.7

P0.0-P0.7

PSEN

ALE

RST

EA

TMP2

ALU

ACC

STACK

POINT

B

REGISTER

VCC

RAM ADDR

REGISTER

P2

LATCH

P0

LATCH

P2

DRIVERS

P0

DRIVERS

ADDRESS

DECODER

& 128

BYTES RAM

ADDRESS

DECODER

&

4K ROM

TMP1

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IC80C31-24PL Datasheet(PDF) 4 Page - Integrated Circuit Solution Inc

IC80C31-24PL Datasheet(HTML) 4 Page - Integrated Circuit Solution Inc

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