8.25

mq135 sesnor used with arduino nd esp8266 for iot to transmitt data in wireless

DMX512处理程序，调光、用于舞台灯光处理，简单易懂(DMX512 process, dimming, for stage lighting handle, easy to understand)

STM8单片机与SHT30温湿度传感器通信程序(STM8 MCU communication to SHT30 temperature & humidity sensor by i2c)

说明：  用单片机与MCP4725通信，产生一个可控制的模拟电压。(The MCP 4725 is communicated with a single chip computer to generate a controllable analog voltage.)

mach hien thi chu cai len man hinh LCD 16x2

使用STM32F103单片机实现的电机调速程序(Use STM32F103 MCU motor speed control procedures)

xlinx公司关于xaui xgmii的讲解和产品介绍(xlinx company on xaui xgmii explanations and Products)

说明：  组态王工程密码清理，6.51工程密码清除，忘记工程密码处理。(xxxxxnnnnbbbbbbbbbbbb)

用8253芯片和单片机产生方波，很好的理解并学习8253芯片的功能。(8253 chip and microcontroller to generate a square wave, a good understanding and learning the function of the 8253 chip.)

DMX512 Transmitter demo DMX512 Receiver demo 官方用PIC单片机PIC18F24J10 写的有关DMX512的例程，我自己做的注释，希望对您有用(DMX512 Transmitter demo DMX512 Receiver demo official PIC microcontroller PIC18F24J10 write about DMX512 routines, my own comments, I hope useful for you)