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FIL1256_signal_general
- 采用FIL1256一体化高频头制作的信号发生器,频率范围:10-100MHz/步进6.25K,80-900M/步进50K,带0.8K FM调制,无输出衰减,无输出滤波
dfefe.doc
- 该高频正弦信号发生器基于直接数字频率合成(DDS)和数字锁相环技术(DPLL),以微控制器(MCU)和现场可编程逻辑门阵列(FPGA)为核心,辅以必要的外围电路设计而成。系统主要由正弦信号发生、红外遥控、高速模数(A/D)-数模(D/A)转换、信号调制和后级处理等模块组成。-The high-frequency sinusoidal signal generator based on Direct Digital Synthesis (DDS) and digital PLL (DPLL), a
Frequency-Measurement-V2.0
- 实现MSP430单片机测频,单片机需超频至12M主频,采用最常用的低频测周,高频计数方法,频率测量范围达到0.1Hz-20MHz,理论上还可以测更高频率,但是手头只有20M的信号发生器-To achieve the MSP430 MCU frequency measurement the microcontroller be overclocked to 12M clocked, the most commonly used low-frequency measurements weeks, h