In the third chapter , cpld design process of spwm speed adjusting system is shown , including design idea , detailed scheme and logic timing analysis . both simulation and experiment results are shown for comparison 第三章詳細(xì)介紹了spwm調(diào)速系統(tǒng)整個(gè)系統(tǒng)的cpld設(shè)計(jì),給出了設(shè)計(jì)思路、具體方案、邏輯時(shí)序分析;最后給出了軟件仿真結(jié)果和實(shí)驗(yàn)波形對照。
Spwm , svpwm are introduced in detail . furthermore , cpld design process of spwm and svpwm speed adjusting system is shown , including design idea , detailed scheme and logic timing analysis . finally , the experiments are shown 并且詳細(xì)介紹了spwm調(diào)速系統(tǒng)和svpwm調(diào)速控制系統(tǒng)的cpld設(shè)計(jì),給出了設(shè)計(jì)思路,具體方案,邏輯時(shí)序分析,得到了實(shí)驗(yàn)結(jié)果。