KR950013101A

KR950013101A - Method and apparatus for data transmission and reception of data transmission equipment

Info

Publication number: KR950013101A
Application number: KR1019930022488A
Authority: KR
Inventors: 김인석
Original assignee: 정장호; 금성정보통신 주식회사
Priority date: 1993-10-27
Filing date: 1993-10-27
Publication date: 1995-05-17

Abstract

본 발명은 데이타 전송장비의 데이타 송수신 방법 및 장치에 관한 것으로서, 데이타 전송장비와 동기식 데이타 단말장치 또는 데이타 전송장비와 비동기식 데이타 단말장치간의 데이타 송수신시 패킷단위로 제한된 대역폭을 최대한 활용하여서 데이타 송수신을 다중화하도록 한 것이다.The present invention relates to a method and apparatus for transmitting and receiving data of a data transmission device, wherein multiplexing of data transmission and reception by utilizing a limited bandwidth in packet units when transmitting and receiving data between a data transmission device and a synchronous data terminal device or a data transmission device and an asynchronous data terminal device. I did it.

이와같은 본 발명은 데이타 단말장치로 부터 송신된 직렬 데이타를 병렬 데이타로 변환하는 직/병렬 변환수단과, 그 변환된 병렬 데이타의 유무를 감지하는 송신데이타 감지수단과, 상기 감지한 데이타를 1바이트 단위로 저장하는 메모리수단과, 상기 저장된 데이타를 상대국으로 송신하는 송신대기 행렬수단과, 상기 상대국으로 부터의 데이타를 수신하는 수신대기 행렬수단과, 상기 수신된 데이타의 입력 유무를 감지하여 메모리수단 및 병렬/직렬 변환수단을 통해 전송하는 수신데이타 감지수단과, 상기 직렬/병렬 변환수단 및 병렬/직렬 변환수단의 송수신 데이타 속도를 변환시켜 주도록 클럭을 발생하고 송수신 모드를 선택해 주는 클럭 발생 및 선택수단으로 이루어짐으로써 달성된다.As described above, the present invention provides serial / parallel conversion means for converting serial data transmitted from a data terminal device into parallel data, transmission data sensing means for detecting the presence or absence of the converted parallel data, and 1 byte of the detected data. A memory means for storing in units, a transmission wait matrix means for transmitting the stored data to a counterpart station, a reception wait matrix means for receiving data from the counterpart station, a memory means for sensing the presence or absence of input of the received data; Receive data detection means for transmitting through the parallel / serial conversion means, and a clock generation and selection means for generating a clock to convert the transmission and reception data rates of the serial / parallel conversion means and parallel / serial conversion means and selects the transmission and reception mode. Is achieved.

Description

Method and apparatus for data transmission and reception of data transmission equipment

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

제2도는 본 발명에 데이타 전송장비의 데이타 송수신 처리 시스템 구성도,2 is a block diagram of a data transmission and reception processing system of a data transmission device according to the present invention;

제3도는 제2도의 동작 설명에 대한 신호흐름도로서 (가)는 송신 데이타 처리 신호흐름도이고, (나)는 수신 데이타 처리 신호흐름도이다.3 is a signal flow diagram illustrating the operation of FIG. 2, (a) is a transmission data processing signal flow diagram, and (b) is a reception data processing signal flow diagram.

Claims

Clock generation and selection means for generating a clock to transmit and receive at a desired speed and selecting a transmission and reception mode, and converting and outputting serial data transmitted from the data terminal device into parallel data in synchronization with the clock of the clock generation and selection means. Serial / parallel conversion means, transmission data detection means for detecting whether the converted parallel data is input, processor means for processing data detected by the transmission data detection means in units of 1 byte, and the processed data Memory means for storing in units of 1 byte, transmission queue means for transmitting data stored in the memory means as a transmission queue to a counter station, reception queue means for receiving data transmitted from the counter station, and the received data. Detects the input of data and saves it to the memory means by 1 packet unit through the processor means. And a parallel / serial conversion means for converting the serial data stored in the memory means into parallel data in synchronization with a clock of the clock generation and selection means and transmitting the serial data to the data terminal device. Data transceiver for transmission equipment.

Retrieving the presence or absence of input of data transmitted from the data terminal device; reading the data of the search result data in units of 1 byte and storing it in a memory means; and completing a state of completion of one packet of data stored in the memory means. A method for transmitting and receiving data of a data transmission device, characterized in that it comprises the steps of retrieving and transmitting to the counterpart station in one packet unit if it is completed.

The method of claim 2, wherein the reception processing step comprises: searching for the presence or absence of input of data received from the other station; if the data is input, reading the data into one packet unit from a reception queue matrix and storing the data in a memory unit; A method of transmitting and receiving data transmitting equipment, characterized in that it comprises the step of converting in parallel in units of 1 byte until stored data is transmitted to the data terminal device.

※ Note: The disclosure is based on the initial application.