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Digital_frequency_meter
- 本项目基于等精度测量频率的原理,利用Verilog硬件描述语言设计实现了频率计内部功能模块,对传统的等精度测量方法进行了改进,增加了测量脉冲宽度的功能 采用STC89C52单片机进行数据运算处理,利用液晶显示器对测量的频率、占空比进行实时显示。充分发挥FPGA(现场可编程门阵列)的高速数据采集能力和单片机的高效计算与控制能力,使两者有机地结合起来。-The project is based on the principle of equal precision frequency measure
SPWM_IQMATH
- DSP程序用于dsp2812，适用于电机控制，变频调速-DSP program for dsp2812, suitable for motor control, frequency control
SPWM_UP_COUNTER
- DSP程序用于dsp2812，适用于电机控制，变频调速，有初学者帮助-DSP program for dsp2812, suitable for motor control, frequency control, there is help for beginners
SVPWM_IQMATH
- 初学者使用，DSP程序用于dsp2812，适用于电机控制，变频调速-Beginners, DSP program for dsp2812, suitable for motor control, frequency control
new_rotor4
- DSP程序用于dsp2407A，适用于电机控制，变频调速。-DSP program for dsp2407A, suitable for motor control, frequency control.
trf7961
- TRF 7961 is a RFID transciever IC used for RFID application such as Secure Access Control, Product Authentication and Contactless Payment Systems. The RFID Reader IC when interfaced with a suitable controller and a serial to USB converter IC can make
APF
- 变频控制,汇编语言，充电机控制，电力电子控制程序-Frequency control, assembly language, charger control, power electronics control procedures
matalabsimulink
- 研究生课题利用simulink对运动目标进行仿真，涉及跳频信号处理调制解调混频时间控制。-Graduate program of moving targets using simulink simulation, signal processing, frequency-hopping modulation and demodulation involves mixing time control.
Leaflet_WCDMAchannels
- the comb pilot aided channel estimation in ofdm modulation is considered. the power of pilot subchannels is under the control. The data experience frequency selective channel then the AWGN noise is added to make the situation worse. The bit error
4-10-VHDL-f1
- 四位10进制VHDL频率计设计说明 四位频率计的结构包括一个测频率控制信号发生器、四个十进制计数器和一个十六位锁存器（本例中所测频率超过测频范围时有警示灯）。-Four 10-digit frequency counter VHDL design descr iption of the structure of the four frequency meter includes a measuring frequency control signal generator, four deci
FCIM
- frequency control induction motor
rectifier-and-inverter
- 进行三项交流电整流和逆变的论文，对进行变频控制其设计方面会有些帮助。-AC rectifier and inverter for the three papers, on the frequency control their design will be helpful.
Whystem
- 大功率场合高性能的级联多电平变频调速系统的研究Where high-performance high-power cascaded multilevel Frequency Control System-Where high-performance high-power cascaded multilevel Frequency Control System
VFCONTROL
- voltage/frequency control
SVPWM
- 电压空间矢量变频调速技术的研究及实现 学位论文 本系统软件采用C语言编写，主要设计了系统主程序和PWM中断处理程序，系统初 始化、变频控制、电流和电压采样、显示和故障处理都在主程序中完成，三角函数计算、 SVPWM子程序、按键扫描在PWM中断处理程序中完成。-The system software used C language,design of the system main program and PWM interrupt handling procedures,sy
CPAFC
- 附件中包括： 1.叉积自动频率控制（CPAFC）matlab源代码cpafc.m 2.相应的am调制的测试信号am.dat ，载波500Hz，采样8000，调制信号50Hz,32 位float-Accessories include: 1. Cross product auto frequency control (CPAFC) matlab source code cpafc.m 2 . corresponding test signal modulation am am.dat,
Stepper-motor-control
- 步进电机程序控制,以单片机为控制核心，提出微机控制系统代替脉冲发生器和脉冲分配器,用软件的方法产生控制脉冲,通过软件编程可以任意设定步进电机的转速、旋转角度、转动次数和控制步进电机的运行状态-Stepper motor program control to control the MCU core, replace the computer control system proposed pulse generator and pulse distributor, produced with t
The-pulse-signal-generator
- 脉冲信号发生器：采用DDS技术实现脉冲信号的周期、脉冲宽度、幅值的数控调节。通过单片机与FPGA的并行通信技术将频率控制字及矩形脉冲数据传送给FPGA的双口RAM。模拟输出通道则将信号通过100MHz、8位D/A转换器将波形数据转换成模拟脉冲信号，最后通过高速运放构成的放大器放大，实现幅度连续可调。-The pulse signal generator: using the DDS technology to achieve the pulse signal cycles, pulse widt
PMSM-Control-without-Speed-Sensor
- 介 绍了在估算的两相旋转坐标系下的永磁同步电机模型，推导出了反电动势方程的扩展形式。针 对凸极永磁同步电机提出了在电动机低速时，利用凸极跟踪法和在高速时利用反电动势相结合来获得转子 转速和转子位置的方法。仿真结果表明两者相结合的估算方法的有效性。-t:A modelo fp ermanentm agnets ynchronousm otor(P MSM)i nt hee stimationt wop haser otating reference frame is introduce
DIGITAL_SONG
- 利用FPGA控制蜂鸣器频率进行乐曲播放的简易音乐播放器。-Buzzer frequency control using FPGA music playback simple music player.