KR20070072039A - Device for connecting to analyze communication state of automated teller machine - Google Patents

Device for connecting to analyze communication state of automated teller machine Download PDF

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KR20070072039A
KR20070072039A KR1020050135966A KR20050135966A KR20070072039A KR 20070072039 A KR20070072039 A KR 20070072039A KR 1020050135966 A KR1020050135966 A KR 1020050135966A KR 20050135966 A KR20050135966 A KR 20050135966A KR 20070072039 A KR20070072039 A KR 20070072039A
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South Korea
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hdlc
communication
signal
connector
converter
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KR1020050135966A
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Korean (ko)
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오혁준
권문삼
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노틸러스효성 주식회사
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Priority to KR1020050135966A priority Critical patent/KR20070072039A/en
Publication of KR20070072039A publication Critical patent/KR20070072039A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/02—Banking, e.g. interest calculation or account maintenance
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
    • G07D11/20—Controlling or monitoring the operation of devices; Data handling
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F19/00—Complete banking systems; Coded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
    • G07F19/20—Automatic teller machines [ATMs]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S902/00—Electronic funds transfer
    • Y10S902/08—Terminal* with means permitting deposit or withdrawal, e.g. ATM

Abstract

A connecting device for communication analysis of an ATM(Automated Teller Machine) is provided to analyze causes of communication problems of the ATM adopting an HDLC(High-Level Data Link Control) communication method with an emulator adopting an RS(Recommended Standard)-422 data input/output method by converting an HDLC type signal into an RS-422 signal. A connecting device(20) for communication analysis of an ATM is composed of a module connector coupled to an internal module transmitting and receiving data to/from an HDLC connector(21) through HDLC communication, wherein the HDLC connector is coupled to an HDLC communication port of a main controller of the ATM; signal lines connected between the module connector and the HDLC connector to perform HDLC communication; an HDLC/TTL(Transistor Transistor Logic) converter(26) connected to the lines branched off from the signal lines to convert HDLC data into a TTL signal; an asynchronous serial communication interface(27) for outputting control signals for control of a serial channel as an RS-232 signal generated from the HDLC/TTL converter; an RS-232/RS-422 converter(28) for converting the RS-232 signal output from the asynchronous serial communication interface into an RS-422 signal; and an emulator connector(29) coupled with the RS-232/RS-422 converter and the emulator.

Description

금융자동화기기의 통신분석용 접속장치{Device for connecting to analyze communication state of automated teller machine}Device for connecting to analyze communication state of automated teller machine}

도 1은 일반적인 금융자동화기기의 구성도,1 is a block diagram of a general automatic teller machine,

도 2는 본 발명의 일실시예에 따른 접속장치의 구성도,2 is a block diagram of a connection device according to an embodiment of the present invention;

도 3은 본 발명의 사용상태도.3 is a state diagram used in the present invention.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

20 -- 접속장치, 21 -- HDLC접속 컨넥터,20-connector, 21-HDLC connector,

22 -- 통신라인, 23 -- 모듈접속용 컨넥터,22-communication line, 23-connector for module connection,

24 -- 내부모듈, 25 -- 신호라인,24-internal module, 25-signal line,

26 -- HDLC/TTL 변환기, 27 -- 비동기직렬 인터페이스,26-HDLC / TTL converter, 27-asynchronous serial interface,

28 -- RS-232/RS-422변환기, 29 -- 에뮬레이터접속 컨넥터,28-RS-232 / RS-422 Converter, 29-Emulator Connection Connector,

40 -- 에뮬레이터장비.40-emulator equipment.

본 발명은 금융자동화기기의 제조시 금융자동화기기내 내부모듈들간 통신기능이 정삭적으로 동작되는지 확인하기 위해 에뮬레이터를 연결하여 시험하도록 하는 금융자동화기기의 통신분석용 접속장치에 관한 것으로, 더욱 상세하게는 HDLC(High-Level Data Link Control)통신을 수행하는 내부모듈이 구비된 금융자동화기기를 RS-422통신방식으로 데이터를 수신하여 분석할 수 있도록 된 에뮬레이터를 사용하여 분석할 수 있도록 하는 금융자동화기기의 통신분석용 접속장치에 관한 것이다.The present invention relates to a communication device for communication analysis of the automated teller machine to connect and test the emulator in order to confirm whether the communication function between the internal modules in the automated teller machine is operated properly during the manufacture of the automated teller machine. Is an automatic teller machine that can analyze financial teller machines equipped with internal modules that perform HDLC (High-Level Data Link Control) communication using an emulator that can receive and analyze data using RS-422 communication method. It relates to a communication device for communication analysis.

일반적으로 금융자동화기기는 금융서비스와 관련하여 신속하고 편리하게 은행직원의 근무시간에 구애받지 않고 현금 및 수표 입출금을 비롯한 여러 서비스를 무인으로 제공할 수 있도록 개발된 장치로서, 통장이나 신용카드의 인식과 비밀번호의 조회를 통해 금융거래가 가능하도록 이루어져 있으며, 현금 출금을 주거래기능으로 하는 현금출금기(Cash Dispenser), 현금(수표 포함)의 입출금을 주거래기능으로 하는 현금입출금기(Automated Teller Machine), 금융거래기능을 포함하여 여러 분야의 각종 콘텐츠를 제공하는 키오스크 등이 있다.In general, the automated teller machine is a device developed to provide a variety of services, including cash and check deposit and withdrawal, unattended, regardless of bank employee's working hours. Financial transactions are made possible through inquiry of password and password, Cash Dispenser with cash withdrawal function as main transaction function, Automated Teller Machine with financial withdrawal function with cash (with check) and financial transaction function There is a kiosk that provides a variety of content, including a variety of fields.

이러한 금융자동화기기는 도 1에 도시된 바와 같이, 각종 입출력수단들을 제어하여 전반적인 금융자동화기기의 작동을 제어하기 위한 메인콘트롤러(10), 이용자가 정보이용에 필요한 데이터를 입력하기 위한 키입력수단(11), 신분확인 및 거래계좌 확인을 위한 카드의 인입 및 인출을 제어하는 통장처리수단(12)과 카드처리 수단(13) , 사용자가 요청한 현금을 입출금하는 현금입출금수단(14), 수표를 입출금하는 수표입출금수단(15), 거래결과를 명세표에 인쇄하여 출력하는 명세표인쇄모듈(16), 이용자에 의한 요청결과를 화면으로 출력하여 제공하는 디스플레이수단(17), 금융기관의 호스트컴퓨터와 온라인 통신을 통해 금융거래를 수행할 수 있도록 하는 통신모듈(18) 등과 같이 각종 제어장치와 구동장치로 이루어져 있다. As shown in FIG. 1, the automatic teller machine includes a main controller 10 for controlling various input / output means to control the overall operation of the automated teller machine, and key input means for a user to input data necessary for using information. 11), the passbook processing means 12 and card processing means 13 for controlling the entry and withdrawal of the card for identification and transaction account confirmation, the cash withdrawal means 14 for depositing and withdrawing cash requested by the user, the deposit and withdrawal of checks Check and withdrawal means (15), a statement printing module (16) for printing and outputting the transaction results on the specification table, a display means (17) for outputting and providing the result of the request by the user, and online communication with the host computer of the financial institution It consists of various control devices and driving devices, such as communication module 18 to perform a financial transaction through.

특히 메인 콘트롤러(10)의 통신모듈(18)은 각 은행들에 구비되어 금융거래에 관련된 모든 정보가 저장되고 아울러 모든 거래가 실제로 실행되는 해당 금융기관의 호스트컴퓨터에 접속하여 금융거래를 가능하게 하고 있다.In particular, the communication module 18 of the main controller 10 is provided in each bank to store all the information related to the financial transaction and to access the host computer of the financial institution where all the transactions are actually executed to enable the financial transaction. .

그런데 금융자동화기기를 구성하고 있는 모듈들은 동일하거나 서로 다른 방식의 통신방식을 적용하여 메인콘트롤러(10)와 통신을 하면서 금융거래를 가능하게 하고 있다.By the way, the modules constituting the automated teller machine are capable of financial transactions while communicating with the main controller 10 by applying the same or different communication methods.

따라서 각 모듈들이 여러 방식의 통신사양을 사용하고 있음에 따라 금융자동화기기를 생산하는 과정중에 금융자동화기기의 내부모듈간 통신기능에 대한 성능시험을 하기 위해서는 해당 모듈과 동일한 통신방식을 적용한 에뮬레이터장비를 연결하여야 하므로 에뮬레이터장비 자체의 기능은 동일하더라도 단순히 통신방식이 상이함에 따라 성능시험을 못하거나 별도의 에뮬레이터장비를 구비하여야 하는 문제점이 있었다.Therefore, as each module uses various types of communication specifications, in order to perform the performance test on the communication function between the internal modules of the automated teller machine during the production of the automated teller machine, the emulator equipment applying the same communication method as the relevant module should be used. Since the function of the emulator equipment itself is the same, it has to be connected, but simply because the communication method is different, there is a problem that the performance test or a separate emulator equipment should be provided.

본 발명은 상기한 사정을 감안하여 발명한 것으로, HDLC(High-Level Data Link Control)통신방식을 내부 모듈들간의 통신방식중 하나로 채택하고 있는 금융자동화기기를 에뮬레이터장비로 통신 문제에 대한 원인 및 분석을 함에 있어서 통상 널리 사용되고 있는 RS-422방식을 데이터 입출력 방식으로 채택하고 있는 에뮬레이터장비에서 분석할 수 있도록 HDLC방식 신호를 RS-422방식 신호로 변환할 수 있도록 된 금융자동화기기의 통신분석용 접속장치를 제공하고자 함에 발명의 목적이 있다.The present invention has been invented in view of the above-mentioned circumstances, and the cause and analysis of the communication problem as an emulator is a financial automation device adopting HDLC (High-Level Data Link Control) as one of the communication methods between internal modules. Device for communication analysis of financial automation equipment that can convert HDLC signal into RS-422 signal for analysis by emulator equipment adopting RS-422 method, which is widely used The purpose of the invention is to provide.

상기한 목적을 실현하기 위한 본 발명은, 금융자동화기기에 구비된 메인콘트롤러의 HDLC통신포트에 접속되는 HDLC접속 컨넥터와 HDLC통신으로 데이터를 송수신하는 내부모듈에 접속되는 모듈접속 컨넥터 및 상기 모듈접속 컨넥터와 상기 HDLC접속 컨넥터간에 연결되어 HDLC통신을 가능하게 하는 Rxd, Txd, TRxC, RTxC 신호라인으로 이루어진 금융자동화기기의 통신분석용 접속장치에 있어서, 상기 Rxd, Txd, TRxC, RTxC 신호라인에 분기되는 라인에 연결되어 HDLC 데이터를 TTL신호로 변환하는 HDLC/TTL 변환기, 직렬 채널 제어를 위해 상기 HDLC/TTL 변환기에서 생성된 RS-232신호로 콘트롤신호(DTR, DCD, RTS, CTS)를 출력하는 비동기직렬통신 인터페이스, 상기 비동기직렬통신 인터페이스에서 출력되는 RS-232신호를 RS-422신호로 변환하는 RS-232/RS-422변환기, RS-232/RS-422변환기에 연결되어 에뮬레이터와 연결되는 에뮬레이터접속 컨넥터를 포함하여 이루어져 있다.The present invention for realizing the above object, the module connection connector and the module connection connector connected to the HDLC connection connector connected to the HDLC communication port of the main controller provided in the automated teller machine and the internal module for transmitting and receiving data in HDLC communication And an Rxd, Txd, TRxC, and RTxC signal line connected between the HDLC connection connector and the HDLC connection connector for communication analysis of the automated teller machine, which is branched to the Rxd, Txd, TRxC, and RTxC signal lines. HDLC / TTL converter connected to a line to convert HDLC data into TTL signal, and asynchronous to output control signals (DTR, DCD, RTS, CTS) to RS-232 signal generated by the HDLC / TTL converter for serial channel control A serial communication interface, an RS-232 / RS-422 converter for converting an RS-232 signal output from the asynchronous serial communication interface into an RS-422 signal, and an RS-232 / RS-422 converter. It is made, including an emulator connected to the connector connected to the emulator.

이하 본 발명의 바람직한 일실시예에 대한 구성 및 작용을 예시도면에 의거하여 상세히 설명한다.Hereinafter, the configuration and operation of the preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

도 2는 본 발명의 일실시예에 따른 접속장치의 구성도를 나타낸다.2 is a block diagram of a connection device according to an embodiment of the present invention.

첨부도면에 도시된 바와 같이, 접속장치(20)의 일단에는 금융자동화기기의 전반적인 동작을 제어하는 메인 콘트롤러(10)에 구비된 통신포트에 접속하기 위한 HDLC접속 컨넥터(21)가 구비된다.As shown in the accompanying drawings, one end of the connection device 20 is provided with an HDLC connection connector 21 for connecting to a communication port provided in the main controller 10 for controlling the overall operation of the automated teller machine.

상기 HDLC접속 컨넥터(21)는 직렬통신 접속에 사용되는 컨넥터로 통상 9핀 컨넥터를 채용하며, 통신사양에 따라 일부 핀을 Rxd, Txd, TRxC, RTxC 신호를 전송하기 위한 핀으로 할당하고, 그 할당된 핀에 신호전송을 위한 Rxd, Txd, TRxC, RTxC 신호를 전송하기 위한 통신라인(22)을 각각 연결하며, 그 끝단에는 내부모듈(24)에 연결하기 위한 모듈접속용 컨넥터(23)를 연결한다.The HDLC connection connector 21 adopts a 9-pin connector as a connector used for serial communication connection, and assigns some pins as pins for transmitting Rxd, Txd, TRxC, and RTxC signals according to communication specifications, and assigns the pins. Connect the communication line 22 for transmitting the signal Rxd, Txd, TRxC, RTxC for the signal transmission to the pin, and the connector for connecting the module 23 for connecting to the internal module 24 at the end thereof. do.

HDLC통신을 사용하는 내부모듈(24)로는 BRM(Bill Recyle Module; 환류식 지폐입출금기)이 있다.An internal module 24 using HDLC communication includes a BRM (Bill Recyle Module).

HDLC(High-Level Data Link Control) 는 동기식 고속 데이터전송을 능률적으로 실행하기 위한 제어방식을 말하는 것으로서, 정보 전송을 위하여 국제 표준위원회 ISO에서 개발한 비트(Bit) 중심의 데이터 통신프로토콜이다. HLDC는 OSI(Open System Interconnect)모형을 사용하는 컴퓨터와 컴퓨터 사이의 데이터 통신에서 데이터 링크 계층에 대한 비트 단위의 동기 전송방식을 정의하고 있다. HLDC에서는 플래그(8비트), 어드레스(8비트), 제어(8비트), 데이터 정보(임의), 프레임의 오류 점검용(16비트), 플래그(8비트)와 같은 프레임의 형식으로 데이터가 저장된다. HLDC는 양방향 동시전송, 동시감시, 비선별 홀드 오퍼레이션에 의해 높은 전송효율을 달성할 수 있으며 긴 회선이나 고속의 회선에서도 전송효율을 높일 수 있는 방식이다.HDLC (High-Level Data Link Control) refers to a control method for efficiently performing synchronous high-speed data transmission. It is a bit-oriented data communication protocol developed by the International Standards Board ISO for information transmission. The HLDC defines a bitwise synchronous transmission scheme for the data link layer in data communication between a computer using an Open System Interconnect (OSI) model. In HLDC, data is stored in the form of frames such as flags (8 bits), addresses (8 bits), control (8 bits), data information (arbitrary), error checking for frames (16 bits), and flags (8 bits). do. HLDC can achieve high transmission efficiency by bidirectional simultaneous transmission, simultaneous monitoring, and non-selective hold operation, and it can improve transmission efficiency even in long or high speed lines.

이와 같은 HDLC 통신라인(22)을 분기하여 분기된 신호라인(25)을 HDLC/TTL 변환기(26)에 연결한다. 상기 HDLC/TTL 변환기(26)는 분기된 신호라인(25)을 통해 입력되는 HDLC 데이터 Rxd, Txd, TRxC, RTxC 를 TTL신호로 변환하는 작용을 한다.The HDLC communication line 22 is branched to connect the branched signal line 25 to the HDLC / TTL converter 26. The HDLC / TTL converter 26 functions to convert HDLC data Rxd, Txd, TRxC, and RTxC inputted through the branched signal line 25 into TTL signals.

상기 HDLC/TTL 변환기(26)의 출력측으로는 비동기직렬 인터페이스(27)가 연결되며, 상기 비동기직렬 인터페이스(27)는 HDLC/TTL 변환기(26)에서 생성된 RS-232신호로 콘트롤신호(DTR, DCD, RTS, CTS)를 출력하는 작용을 한다. 본 발명의 실시예에서 비동기직렬 인터페이스(27)로는 Z8530을 채용하였다.An asynchronous serial interface 27 is connected to the output side of the HDLC / TTL converter 26, and the asynchronous serial interface 27 is an RS-232 signal generated by the HDLC / TTL converter 26. DCD, RTS, CTS) outputs. In the embodiment of the present invention, Z8530 is used as the asynchronous serial interface 27.

상기 비동기직렬 인터페이스(27)의 출력측으로는 RS-232/RS-422변환기(28)가 연결되어 상기 비동기직렬통신 인터페이스(27)에서 출력되는 RS-232신호를 RS-422신호로 변환한다.An RS-232 / RS-422 converter 28 is connected to an output side of the asynchronous serial interface 27 to convert an RS-232 signal output from the asynchronous serial communication interface 27 into an RS-422 signal.

상기 RS-232/RS-422변환기(28)에서 비동기직렬통신 인터페이스(27)에서 출력되는 RS-232신호를 RS-422신호로 변환하는 이유는 RS-422방식을 신호입력 사양으로 하는 에뮬레이터에 적용하기 위함이다.The reason why the RS-232 / RS-422 converter 28 converts the RS-232 signal output from the asynchronous serial communication interface 27 into an RS-422 signal is applied to an emulator using the RS-422 method as a signal input specification. To do this.

그리고 RS-232/RS-422변환기(28)의 출력단에는 에뮬레이터장비(40)와 연결하기 위한 에뮬레이터접속 컨넥터(29)가 연결된다. And an output terminal of the RS-232 / RS-422 converter 28 is connected to the emulator connector 29 for connecting to the emulator equipment (40).

도 3은 본 발명의 사용상태도를 나타낸다.3 shows a state diagram of use of the present invention.

금융자동화기기의 메인 콘트롤러(10)와 내부모듈(24)간에 연결되는 HDLC통신라인(22)의 중간에 본 발명에 따른 접속장치(20)를 설치한다.The connection device 20 according to the present invention is installed in the middle of the HDLC communication line 22 connected between the main controller 10 and the internal module 24 of the automatic teller machine.

이때, 상기 접속장치(20)의 HDLC접속 컨넥터(21)를 금융자동화기기의 메인 콘트롤러(10)에 연결하고, 상기 접속장치(20)의 내부모듈 접속용 컨넥터(23)를 내부모듈(24)측에 연결하며, 상기 접속장치(20)의 R에뮬레이터접속 컨넥터(29)를 에뮬레이터장비(40)에 연결한다.At this time, the HDLC connection connector 21 of the connection device 20 is connected to the main controller 10 of the automatic teller machine, and the internal module connection connector 23 of the connection device 20 is connected to the internal module 24. It connects to the side, and connects the R emulator connection connector 29 of the connecting device 20 to the emulator equipment (40).

그리하여 금융자동화기기의 메인 콘트롤러(10)와 내부모듈(24)간에 HDLC방식의 통신수단을 이용하여 실거래가 이루어지는 동안에 장애가 발생되는 경우에도 RS-422방식만의 신호를 받아 분석이 가능한 에뮬레이터장비(40)를 통해 장애원인을 분석하여 대책을 강구할 수 있다.Therefore, even if a failure occurs during the actual transaction using HDLC communication means between the main controller 10 and the internal module 24 of the automatic teller machine, the emulator equipment capable of receiving and analyzing the signal of the RS-422 method (40) ) Can analyze the cause of disability and take countermeasures.

상기한 바와 같이 본 발명은 금융자동화기기의 내부에서 메인콘트롤러와 환류식 지폐입출금지와 같은 내부모듈이 HDLC방식의 통신수단을 사용하고 있는 경우에도 RS-422방식의 신호 입력수단을 갖는 에뮬레이터장비를 사용하여 금융자동화기기의 내부모듈간 통신 문제에 대한 장애원인을 분석할 수 있는 장점이 있다.As described above, the present invention provides an emulator device having an RS-422 signal input means even when an internal module such as a main controller and a reflux-type bank note is used in the automatic teller machine. By using this method, it is possible to analyze the cause of the failure of the communication problem between internal modules of the automated teller machine.

Claims (1)

금융자동화기기에 구비된 메인콘트롤러의 HDLC통신포트에 접속되는 HDLC접속 컨넥터와 HDLC통신으로 데이터를 송수신하는 내부모듈에 접속되는 모듈접속 컨넥터 및 상기 모듈접속 컨넥터와 상기 HDLC접속 컨넥터간에 연결되어 HDLC통신을 가능하게 하는 Rxd, Txd, TRxC, RTxC 신호라인으로 이루어진 금융자동화기기의 통신분석용 접속장치에 있어서, 상기 Rxd, Txd, TRxC, RTxC 신호라인에 분기되는 라인에 연결되어 HDLC 데이터를 TTL신호로 변환하는 HDLC/TTL 변환기, 직렬 채널 제어를 위해 상기 HDLC/TTL 변환기에서 생성된 RS-232신호로 콘트롤신호(DTR, DCD, RTS, CTS)를 출력하는 비동기직렬통신 인터페이스, 상기 비동기직렬통신 인터페이스에서 출력되는 RS-232신호를 RS-422신호로 변환하는 RS-232/RS-422변환기, RS-232/RS-422변환기에 연결되어 에뮬레이터와 연결되는 에뮬레이터접속 컨넥터를 포함하여 이루어진 금융자동화기기의 통신분석용 접속장치.The HDLC connection connector connected to the HDLC communication port of the main controller of the automatic teller machine and the module connection connector connected to the internal module for transmitting and receiving data through HDLC communication, and the HDLC communication connection between the module connection connector and the HDLC connection connector. In the communication analysis connection device of the automatic teller machine consisting of Rxd, Txd, TRxC, RTxC signal line, which is enabled, connected to a line branched to the Rxd, Txd, TRxC, RTxC signal line to convert HDLC data into a TTL signal. HDLC / TTL converter, asynchronous serial communication interface for outputting control signals (DTR, DCD, RTS, CTS) to the RS-232 signal generated by the HDLC / TTL converter for serial channel control, output from the asynchronous serial communication interface An emulator connected to an emulator connected to an RS-232 / RS-422 converter or an RS-232 / RS-422 converter that converts an RS-232 signal into an RS-422 signal. Communication analysis connection device of the automatic teller machine including a connector.
KR1020050135966A 2005-12-30 2005-12-30 Device for connecting to analyze communication state of automated teller machine KR20070072039A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685396A (en) * 2011-03-18 2012-09-19 新奥特（北京）视频技术有限公司 Method and system for serial communication of controlled equipment in nonlinear edition system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685396A (en) * 2011-03-18 2012-09-19 新奥特（北京）视频技术有限公司 Method and system for serial communication of controlled equipment in nonlinear edition system
CN102685396B (en) * 2011-03-18 2017-02-01 新奥特（北京）视频技术有限公司 Method and system for serial communication of controlled equipment in nonlinear edition system

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