In addition, a variable rate sprayer, consisted of PWM solenoids, a pressure controller, a nozzle control system interfaced to a computer, and map based application software, was also developed.
另外，还开发了一种由脉宽调节管（PWM）、压力控制器、由电脑设定的喷嘴控制系统和基于含量分布图的应用软件组成的变量控制系统。
The design adopts 2407DSP chip of TI Company to realize numerical control of PWM rectifier double closed-loop, and to realize software design to receive preliminary result.
采用TI公司的2407DSP芯片实现PWM整流器双闭环数字控制，并进行软件设计，得到了初步的结果。
Choose the control circuit with the digital system based on DSP, particularly present the realization method of phase-shifted PWM and software flow chart of the control system.
控制电路采用基于DSP的数字化控制系统，详细给出了移相pwm的实现原理和控制系统的软件流程图。
The software design implemented PWM output and sequence control module, keyboard input module, LED display module, current and voltage sampling module and fuzzy neural algorithm self study module.
软件设计首先完成了PWM信号的输出与时序控制，并设计了键盘输入功能模块、LED显示功能模块、电流电压信号采样功能模块，以及模糊神经算法自学习软件功能模块。
The software programs include main program, PWM interrupt program, PI control program of current and MRAC control program of speed.
软件设计主要包括主程序、PWM中断程序、电流PI调节程序、速度MRAC调节程序。
The software was programmed under CCS environment. It was including sample calculation, PI control and form of PWM wave.
在CCS环境下进行编程，程序主要分为采样计算，PI控制器设计和PWM波生成。
The software was programmed under CCS environment. It was including sample calculation, PI control and form of PWM wave.
在CCS环境下进行编程，程序主要分为采样计算，PI控制器设计和PWM波生成。
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