基于EDA技术的单片机与总线接口逻辑设计

单片机具有传输速度快、可靠性高、使用灵活等优点，常常作为一种通信接口规范应用在PC外设和便携式系统中。利用单片机与大规模CPLD的互补性，介绍了基于EDA技术的单片机与FPGA／CPLD总线接口逻辑设计，并给出了该接口芯片的单片机控制程序的源程序。结果表明该总线接口逻辑电路工作稳定、可靠，已经在高速数据采集的PC外设上得到应用。

Logic Design of Bus Interface for Single Chip Computer based on EDA

SCM(MCU) with high transmission speed,extremely reliability and flexibility,is widely used in pc peripherals and portable system as a communication interface standard.With complementary between SCM and large-scale CPLD,the article introduces the logic design based on FPGA/CPLD bus interface and gives the SCM source code for interface chip.the result indicates that the BUS interface logic circuit stable and reliable applies on the PC peripheral for high-speed data acquisition.