GMS81C1102 View Datasheet(PDF) - Hynix Semiconductor

Part Name

Description

Manufacturer

GMS81C1102

8-BIT SINGLE-CHIP MICROCONTROLLERS

Hynix Semiconductor 

GMS81C1102 / GMS81C1202

2. BLOCK DIAGRAM(GMS81C1202)

RESET

Xin

Xout

PSW

ALU

Accumulator

Stack Pointer

Data

Memory

System controller

System

Clock Controller

Timing generator

Clock

Generator

8-bit Basic

Interval

Timer

Watch-dog

Timer

Interrupt Controller

8-bit

A/D

Converter

8-bit

Timer/

Counter

High

Speed

PWM

Buzzer

Driver

PC

Program

Memory

Data Table

Instruction

Decoder

VDD

VSS

Power

Supply

RA

RA0 / EC0

RA1 / AN1

RA2 / AN2

RA3 / AN3

RA4 / AN4

RA5 / AN5

RA6 / AN6

RA7 / AN7

RB

RB0 / AN0 / Avref

RB1 / BUZ

RB2 / INT0

RB3 / INT1

RB4 / CMP0 / PWM

RC

RC0

RC1

3. PIN ASSIGNMENT(GMS81C1202)

AN4 / RA4

AN5 / RA5

AN6 / RA6

AN7 / RA7

VDD

AN0 / AVref / RB0

BUZ / RB1

INT0 / RB2

INT1 / RB3

PWM / COMP0 / RB4

20 DIP

1

20

2

19

3

18

4

17

5

16

6

15

7

14

8

13

9

12

10

11

RA3 / AN3

RA2 / AN2

AN4 / RA4

AN5 / RA5

AN6 / RA6

RA1 / AN1

RA0 / EC0

AN7 / RA7

VDD

AN0 / AVref / RB0

RC1

BUZ / RB1

RC0

VSS

INT0 / RB2

INT1 / RB3

PWM / COMP0 / RB4

RESET

Xout

Xin

20 SOP

1

20

2

19

3

18

4

17

5

16

6

15

7

14

8

13

9

12

10

11

RA3 / AN3

RA2 / AN2

RA1 / AN1

RA0 / EC0

RC1

RC0

VSS

RESET

Xout

Xin

2

Jan. 2002 ver 2.0

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