TS80C198 데이터 시트보기 (PDF) - Intel

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TS80C198

COMMERCIAL/EXPRESS CHMOS MICROCONTROLLER

Intel 

8XC198

Figure 1 87C198 Block Diagram

272034 – 1

EXTERNAL MEMORY OR I O

INTERNAL ROM EPROM OR

EXTERNAL MEMORY

RESERVED

UPPER 8 INTERRUPT VECTORS

ROM OTP SECURITY KEY

RESERVED

CHIP CONFIGURATION BYTE

RESERVED

LOWER 8 INTERRUPT VECTORS

PLUS 2 SPECIAL INTERRUPTS

PORT 3 AND PORT 4

EXTERNAL MEMORY OR I O

INTERNAL DATA MEMORY - REGISTER FILE

(STACK POINTER RAM AND SFRS)

EXTERNAL PROGRAM CODE MEMORY

0FFFFH

4000H

2080H

2040H

2030H

2020H

2019H

2018H

2014H

2000H

1FFEH

0100H

0000H

272034 – 7

Figure 3 Chip Configuration (2018H)

Figure 2 Memory Map

WARNING

Reserved memory locations must not be written or read The contents and or function of these locations may change with

future revisions of the device Therefore a program that relies on one or more of these locations may not function properly

2

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