基于FPGA的高精度数字移相低频正弦波发生器设计
CONTROL & AUTOMATION(2005)
Abstract
文章介绍了基于FPGA和数字频率合成技术,利用VHDL编制程序并下载至Xilinx公司的Spartan Ⅱ系列XC2S100E-6PQ208 FPAG芯片上,加以简单的外围电路,构成了高精度数字式移相正弦波信号发生器.该装置能够产生频率、相位、幅度均可数字式预置并可调节的两路正弦波信号,相位差范围为0~359°,步进为1°.
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