中圖分類(lèi)號(hào)： TN98；TM935 文獻(xiàn)標(biāo)識(shí)碼： A DOI：10.16157/j.issn.0258-7998.191300 中文引用格式： 李海生，張凡. 基于SOPC的脈沖信號(hào)參數(shù)測(cè)量系統(tǒng)設(shè)計(jì)[J].電子技術(shù)應(yīng)用，2020，46(7)：84-87. 英文引用格式： Li Haisheng，Zhang Fan. Design of pulse signal parameter measurement system based on SOPC[J]. Application of Electronic Technique，2020，46(7)：84-87.
Design of pulse signal parameter measurement system based on SOPC
Li Haisheng，Zhang Fan
Electronic Information and Physics Department，Changzhi University，Changzhi 046011，China
Abstract： In order to improve the accuracy, integration and flexibility of the system, a pulse signal parameter measurement system based on system-on-a-programmable-chip(SOPC) is designed. The system realizes the frequency measurement by using the equal precision frequency measurement method， and the duty cycle and rise time measurement are realized by using the equivalent pulse counting method. The designed measurement system is programmable in hardware and software. After testing and verification, the system can realize the measurement of pulse signal frequency, duty cycle, amplitude and rise time. The measurement results have high accuracy, and the time measurement accuracy can reach 1 ns.
Key words : pulse signal；parameter measurement；frequency；system-on-a-programmable-chip(SOPC)；raise time
