KR970002573A - Memory type detection device and method - Google Patents

Memory type detection device and method Download PDF

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Publication number
KR970002573A
KR970002573A KR1019950016566A KR19950016566A KR970002573A KR 970002573 A KR970002573 A KR 970002573A KR 1019950016566 A KR1019950016566 A KR 1019950016566A KR 19950016566 A KR19950016566 A KR 19950016566A KR 970002573 A KR970002573 A KR 970002573A
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South Korea
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gate
bank
memory
output terminal
output
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KR1019950016566A
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Korean (ko)
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KR0172736B1 (en
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안영규
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김주용
현대전자산업 주식회사
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Priority to KR1019950016566A priority Critical patent/KR0172736B1/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/30Monitoring
    • G06F11/3051Monitoring arrangements for monitoring the configuration of the computing system or of the computing system component, e.g. monitoring the presence of processing resources, peripherals, I/O links, software programs
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0628Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0653Monitoring storage devices or systems

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Quality & Reliability (AREA)
  • Human Computer Interaction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)

Abstract

본 발명은 메모리의 종류를 검출하기 위한 장치 및 방법에 관한 것으로, 특히 본 발명은 단면 메모리(Single-sidedMemory)와 양면 메모리(Double-sided Mem ory)를 구별하기 위한 장치 및 방법에 관한 것이다. 상기와 같은 본 발명은 키보드 컨트롤러(1)에 연결된 NOR 게이트(2), 또한 상기 키 보드 컨트롤러(1)에 상기 NOR 게이트(2)와 함께 그 한쪽 입력단이 접속된 AND 게이트(4), 상기 NOR 게이트(2)를 경유하여 그 한쪽 입력단이 접속된 AND 게이트(3), 및 상기 AND 게이트(4)의 출력단자와 상기 AND 게이트(3)의 출력단자에 동시에 연결된 OR 게이트(5)로 구성된다.The present invention relates to an apparatus and a method for detecting a type of memory, and in particular, the present invention relates to an apparatus and a method for distinguishing between a single-sided memory and a double-sided memory. As described above, the present invention provides the NOR gate 2 connected to the keyboard controller 1, the AND gate 4 having one input terminal connected to the keyboard controller 1 together with the NOR gate 2, and the NOR. An AND gate 3 having one input terminal connected via the gate 2, and an OR gate 5 simultaneously connected to an output terminal of the AND gate 4 and an output terminal of the AND gate 3. .

Description

메모리 종류 검출장치 및 방법Memory type detection device and method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 메모리의 종류를 검출하기위한 본 발명에 따른 장치의 개략도.1 is a schematic diagram of an apparatus according to the invention for detecting a type of memory.

Claims (3)

키 보드 컨트롤러(1), 상기 키 보드 컨트롤러(1)에 연결된 NOR 게이트(2), 또한 상기 키 보드 컨트롤러(1)에 상기 NOR 게이트(2)와 함께 그 한쪽 입력단이 접속된 AND 게이트(4), 상기 NOR 게이트(2)를 경유하여 그 한쪽 입력단이 접속된 AND 게이트(3), 및 상기 AND 게이트(4)의 출력단자와 상기 AND 게이트(3)의 출력단자에 동시에 연결된 OR 게이트(5)를 포함하며, 상기 AND 게이트(3)의 다른 한쪽 입력단 및 AND 게이트(4)의 다른 한쪽 입력단에는 메모리 뱅크 ψ(6) 및 메모리 뱅크 1 (7)의 신호 라인가 공급되어 초기 상기(부팅시)에는, 상기 AND 게이트(3)의 출력단자의 상태는가 하이이더라도상태에 관계없이 항상 로우가 되며, 상기 AND 게이트(4)의 출력단은 만약가 하이이면 하이가 되지만,가 로우이면 로우가 되어, 상기 OR 게이트(5)의 출력이 AND 게이트(4)의 출력에 따라 종속되어, 뱅크 ψ가단면 메모리로 체크되면 키보드 컨트롤러(1)의 핀값이 로우가 되어 상기 AND 게이트(4)의 출력단자의 상태는가 하이이더라도에 관계없이 항상 로우가 되며 상기 AND 게이트(3)의 출력단은 만약이 하이이면 하이가 되지만이 로우이면 로우가 되어 상기 OR 게이트(5)의 출력이 AND 게이트(3)의 출력에 따라 종속되어 상기 OR 게이트(5)의 출력단자의 출력신호에 따라 현재의 메모리종류가 단면 메모리(Single-sided Memory)인지 또는 양면 메모리(Double-sidedMemory)인지가 검출되는 것을 특징으로 하는 메모리 종류를 검출하기 위한 장치.A key controller 1, a NOR gate 2 connected to the key controller 1, and an AND gate 4 connected to the key controller 1 together with the NOR gate 2 and one input terminal thereof. An AND gate 3 having one input terminal connected thereto via the NOR gate 2, and an OR gate 5 simultaneously connected to an output terminal of the AND gate 4 and an output terminal of the AND gate 3. A signal line of a memory bank ψ (6) and a memory bank 1 (7) at the other input terminal of the AND gate 3 and the other input terminal of the AND gate 4; And Is supplied to the initial stage (at boot time), the state of the output terminal of the AND gate 3 Even if high It always goes low regardless of the state, and the output terminal of the AND gate 4 Is high, but Is low, the output of the OR gate 5 is dependent on the output of the AND gate 4, and when the bank ψ is checked in the cross-sectional memory, the pin value of the keyboard controller 1 becomes low and the AND gate The output terminal state of (4) is Even if high Regardless of whether the output terminal of the AND gate 3 is always If this is high, it becomes high If this value is low, the output signal of the OR gate 5 is dependent on the output of the AND gate 3 so that the output signal of the output terminal of the OR gate 5 is low. And the current memory type is a single-sided memory or a double-sided memory. 제1항에 있어서, 상기 AND 게이트(3) 및 AND 게이트(4)는 하나의 칩으로 구성되거나 별도의 칩으로 이루어질 수 있는 것을 특징으로 하는 메모리 종류를 검출하기 위한 장치.2. The apparatus according to claim 1, wherein the AND gate (3) and the AND gate (4) can consist of one chip or a separate chip. 키 보드 컨트롤러(1)의 핀출력을 하이로 설정하는 단계; 다음 두 뱅크(뱅크 ψ, 뱅크 1)의 메모리가 있을때 먼저 뱅크 ψ을 체크하는 단계; 뱅크 ψ을 양면 메모리(Double-sided Memory)라고 가정하고 뱅크 ψ이 양면 메모리(Double-sided Mem ory) 인지 단면 메모리(Single-sided Memory)인지 체크하는 단계; 뱅크 ψ이 양면 메모리일 경우 뱅크1을 체크하는 단계; 및 반대로 뱅크 ψ이 단면 메모리(Single-sided Memory)로 체크되면 키보드 컨트롤러(1)의 핀값을 로우로 떨어뜨리는 단계를 포함하는 것을 특징으로 하는 메모리 종류를 검출하기 위한 방법.Setting the pinout of the keyboard controller 1 to high; Checking bank ψ first when there is memory in the next two banks (bank ψ, bank 1); Assuming that bank ψ is a double-sided memory and checking whether bank ψ is double-sided memory or single-sided memory; Checking bank 1 when bank ψ is a double-sided memory; And conversely, dropping the pin value of the keyboard controller (1) to low when the bank (psi) is checked as single-sided memory. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950016566A 1995-06-21 1995-06-21 Device of detecting memory species KR0172736B1 (en)

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KR1019950016566A KR0172736B1 (en) 1995-06-21 1995-06-21 Device of detecting memory species

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Application Number Priority Date Filing Date Title
KR1019950016566A KR0172736B1 (en) 1995-06-21 1995-06-21 Device of detecting memory species

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KR970002573A true KR970002573A (en) 1997-01-28
KR0172736B1 KR0172736B1 (en) 1999-03-30

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