1_led_driver

系统侧的电压在0.04秒到0.06秒发生15％的电压跌落，在0.06 秒到0.07秒分别加入了3次和2次谐波，幅值分别为基波电压的20％和15％，相位分别为负25度和35度。(System voltage side occurs in 0.04 seconds to 0.06 seconds 15 of the voltage drop in 0.06 seconds to 0.07 seconds and 3 were added to the second harmonic amplitude of 20 and 15 of the fundamental voltage, phase, respectively negative 25 degrees and 35 degrees.)

PSCAD做的风电变流器网侧变换器，7断式svpwm调制，运行良好。(PSCAD do wind power inverter side converter, 7 broken type SVPWM modulation, work well.)

4层电路板阻抗匹配总结，基于si9000 推荐借鉴(PCB Impedance matching)

这是一个钢琴键盘的制作程序，感觉有点难搞定(matlab gui made a piano jian jist )

键盘扫描码，键盘上所有按钮都有，全是我做实验是出来的。注意，可不是ASCII码，是扫描码(ASCII scan code)

采用ＰＩＣ单片机解码ＴＶ红外线遥控器程序,程序采用ＰＩＣ１６Ｆ６３０，可以针对大部分遥控器解码．(using PIC microcontroller decoding TV infrared remote control procedures that are used PIC16F630. can address most of the remote control decoder.)

modem SIM5218 mobile network communication

关于单片机设计的电子钟的程序及设计，提供最新的代码。(On single-chip design process of electronic bell and design, with the latest code.)

说明：  STM32F103芯片用自带AD采集，10路ADC通道采集，通过DMA进行数据传输并在LCD上进行显示(STM32F103 10 ADC channels acquisition, data transmission through DMA and display on LCD.)

说明：  EtronTech EM639165TS Datasheet v1.0