将数0000

利用单片机做的编码器输出值LED显示程序，用MAX7219驱动七段数码管，完成二‘十’十六进制的切换显示。-Does the use of single-chip encoder output LED display program with Seven-Segment LED Driver MAX7219, completion of the second

用51系列单片机开发的电机驱动控制程序，控制方式采用PWM-51 Series single-chip with the development of motor drive control procedures, the use of PWM control

Protel 99中的快捷键 非常好用 -Protel 99 in very handy shortcut keys

8279初始化以程序，键盘处理程序以及显示子程序-8279 initialization procedure, keyboard and display processing subroutine

hd44780驱动程序 单片机开发中用到的-hd44780 driver used in MCU development

C8051f020从ISD4004分段地址0000H 开始放音，再连续放音120秒后停止放音-C8051F020 from sub-ISD4004 Address 0000H to start playback, then playback for 120 seconds after the playback

这个程序可以在LCD显示器上显示字符串，并且里面的光标都经过处理。可以作为玩具小车显示-This procedure can be displayed in the LCD display string, and have been inside the cursor handle. Can serve as a toy car display

是基于c8051f040单片机开发的电机转速测试程序。-SCM is based on c8051f040 test procedures developed by the motor speed.

温度传感器LM75测试c语言程序（带串口发送程序）-LM75 temperature sensor test c language program (with Serial Send procedure)

使用国产CH341A芯片实现USB转串口，完全兼容AVR JTAGICE，可以自动升级。 支持芯片: ATmega16(L), ATmega162(L), ATmega169(L or V), ATmega32(L), ATmega323(L), ATmega64(L), ATmega128(L). 原理图还附加了RS232接口，可以方便用户自主选择串口或USB下载程序。 还附加有可自动升级的HEX文件-The use of domestically produced CH341A chip USB to serial port, fully compatible with the AVR JTAGICE, can be automatically upgraded. Support chips: ATmega16 (L), ATmega162 (L), ATmega169 (L or V), ATmega32 (L), ATmega323 (L), ATmega64 (L), ATmega128 (L). Schematics also added a RS232 interface, can easily users to choose the serial or USB download. Additional there is also automatically upgrade the HEX file