Design of High Accuracy Digital Frequency Supply Oscillator Based on FPGA
Guo Jian · Yuhang jice jishu · 2006
The realization method of DDS(Direct Digital Synthesis) technology based on the FPGA is introduced,and its superior technical characteristic is analyzed.According to its characteristic,a high accuracy digital frequency supply oscillator has been designed using FPGA.The simulation result indicates,comparing with the traditional supply oscillator,this type of supply oscillator realized by DDS has many merits such as high accuracy and fast switching speed,being satisfied with the tendency of test facility for digitization and software.