基于单片机和FPGA的CCD数据采集与处理

CCD Data Acquisition and Processing Based on Single Chip Microcomputer and FPGA

为满足现代测量对高精度、高速和高稳定性的需求,提出了一种基于单片机和FPGA的CCD数据采集与处理方案。文中对CCD数据采集与处理系统进行了总体设计,并且分别进行了各自的电路模块化设计。在硬件电路设计方面,文中进行CCD的驱动电路和信号采集与处理电路的设计,包括了外部接口电路、内部时序脉冲电路、数据处理电路、系统与键盘和上位机等接口电路的设计。试验测试结果表明,文中设计达到了预期效果。

A method for CCD data acquisition and processing based on MCU and FPGA is proposed to meet the needs of high precision,high speed and high stability of modern measurement. The overall design of CCD data acquisition and processing system is given together with the circuit design. The hardware circuit design consists of the design of the CCD driving circuit and the signal acquisition and processing circuit,including the external interface circuit,an internal timing pulse circuit,the data processing circuit,and the interface circuit between the system and keyboard and PC. The test results show that the design achieves the desired effect.