KR910009907B1 - 제어프로그램 분할을 이용한 데이타 메모리 제어 시스템 - Google Patents
제어프로그램 분할을 이용한 데이타 메모리 제어 시스템 Download PDFInfo
- Publication number
- KR910009907B1 KR910009907B1 KR1019890017700A KR890017700A KR910009907B1 KR 910009907 B1 KR910009907 B1 KR 910009907B1 KR 1019890017700 A KR1019890017700 A KR 1019890017700A KR 890017700 A KR890017700 A KR 890017700A KR 910009907 B1 KR910009907 B1 KR 910009907B1
- Authority
- KR
- South Korea
- Prior art keywords
- memory
- data
- microprocessor
- data memory
- program
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Advance Control (AREA)
- Storage Device Security (AREA)
Abstract
Description
Claims (5)
- 마이크로 프로세서(31)와, 상기 마이크로 프로세서(31)에 연결되어 메모리 선택신호를 출력하는 제1디코딩 수단(32)과, 상기 마이크로 프로세서(31) 및 상기 제1디코딩 수단(32)에 연결된 제1논리곱 수단(34)과, 상기 마이크로 프로세서(31)에 어드레스 버스로 연결되어 있고 상기 제1논리곱수단(34)을 통해 제어신호()를 받아 어드레스 데이터를 입력하고 저장하는 래치수단(35)과, 상기 래치수단(35)에 연결된 제2디코딩수단(33)과, 상기 제1 및 제2디코딩 수단(32,33)에 연결된 제2논리곱수단(37)과, 상기 제2논리곱수단(37)에 연결되어 칩선택신호()를 입력하는 데이터 메모리수단(36)으로 구성됨을 특징으로 하는 제어프로그램 분할을 이용한 데이터 메모리 제어시스템.
- 제1항에 있어서, 상기 데이터 메모리 수단(36)은 프로그램 메모리(ROM)의 특정 영역의 제어프로그램이 수행될 때만 독립적으로 동작되는 데이터 메모리(RAM1,RAM2,…RAMi)와 상기 제어 프로그램 상호간의 통신을 위해 공통적으로 사용되는 1개의 데이터 메모리(RAMj)로 구성됨을 특징으로 하는 제어프로그램 분할을 이용한 데이터 메모리 제어시스템.
- 제1항 또는 제2항에 있어서, 상기 데이터 메모리(RAM1,RAM2,…RAMi)는 같은 어드레스 영역에 중첩시킴으로써 데이터 메모리 영역을 확장함을 특징으로 하는 제어 프로그램 분할을 이용한 데이터 메모리 제어시스템.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890017700A KR910009907B1 (ko) | 1989-11-30 | 1989-11-30 | 제어프로그램 분할을 이용한 데이타 메모리 제어 시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890017700A KR910009907B1 (ko) | 1989-11-30 | 1989-11-30 | 제어프로그램 분할을 이용한 데이타 메모리 제어 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910010313A KR910010313A (ko) | 1991-06-29 |
KR910009907B1 true KR910009907B1 (ko) | 1991-12-03 |
Family
ID=19292435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890017700A Expired KR910009907B1 (ko) | 1989-11-30 | 1989-11-30 | 제어프로그램 분할을 이용한 데이타 메모리 제어 시스템 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910009907B1 (ko) |
-
1989
- 1989-11-30 KR KR1019890017700A patent/KR910009907B1/ko not_active Expired
Also Published As
Publication number | Publication date |
---|---|
KR910010313A (ko) | 1991-06-29 |
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