stopwatch

说明：  自主做无刷电机驱动，基于STM32F407(Do brushless motor drive, based on STM32F407)

泰克TDS220示波器使用指导书 ，使用起来很方便，其他示波器使用方法类似(Tektronix TDS220 oscilloscopes use instructions, easy to use, similar to other oscilloscopes use)

电动汽车电池组热管理系统的研究进展，主要介绍了国内外关于电池组热管理系统的研究进展。(reseatch development on thermal management system of evs battery package)

这stm32f746描述了如何使用DAC外围 产生使用DMA控制器的信号。 在用户按键每按一下，信号已被选中，可监测 DAC通道： • 三角波形（通道1）。 -自动扶梯的波形（1频道）使用DMA传输。(This STM32F746 code provides a description of how to use the DAC peripheral to generate several signals using DMA controller. For each press on User push-button, a signal has been selected and can be monitored on the DAC channel one: - Triangle waveform (Channel 1). - Escalator waveform (Channel 1) using DMA transfer.)

modbus通信程序,可用组态软件的驱动程序开发(modbus communication program, available configuration software driver development)

离散系统的数字PID控制仿真，指令为阶跃信号、正弦信号和方波信号(The digital PID control simulation of discrete system, instruction for step signal and sine signal and the square wave signal )

DAC0832产生各种波形的源程序。初学者可以参考。老鸟就不用看了。(DAC0832 produce various waveforms of the source. Beginners can refer to.老鸟will not need to read.)

说明：  SLICON LABS 公司ISM 无线收发芯片 IA4320 设计无线键盘的电路图，源代码，使用手册 无线射频注意事项。(SLICON LABS' s ISM wireless transceiver chip IA4320 designed wireless keyboard circuit, source code, manuals RF considerations.)

PIC16F877A的使用教程，PDF格式(PIC16F877A use of tutorials, PDF format)

基于PSIM的48-24VBUCK电路仿真，PID调节控制(Based 48-24VBUCK circuit simulation PSIM is, PID control adjustment)