基于DSP的一种ARINC429收发电路的设计

A Kind of ARINC429 transceiver circuit design based on DSP

以数据信息通信为应用背景,提出了一种基于DSP、CPLD、DEI1016的ARINC429总线通信设计方案,系统中数据信息的传输严格按照总线规范来实现,数据收发核心单元由DEI1016和BD429构成,DSP器件对数据进行预处理,系统通过双口RAM和主机交换信息。该收发电路具有可靠性高、传输准确等优点,广泛应用于通信领域。

Data communication as the application background ,this paper proposes a based on DSP ,CPLD ,DEI1016 of AR.INC429 bus communication design,system data to achieve information transmission m strict accordance with the bus specification.Data sending and receiving core unit made up of DEI1016 and BD429.DSP devices for data preprocessing ,system through dual port RAM and the host to exchange information.the transceiver circuit has the advantage of high reliability and accurate transmission ,and is widely used in the field of communication.