我上传了一些信息，单片机，keil软件，希望对大家有帮助

完全正确的频率计供大家参考（1602显示),非常适合单片机学习和使用-Completely correct frequency for your reference (1602 show), very suitable for the learning and use of single-chip microcomputer

用Keil　C51写的步进电机驱动程序。-A stepping motor driver program written by Keil C51.

基于Proteus的键控看门狗的仿真，内有原理图和源代码。-Proteus-based keying watchdog

自己写的一个8x8点阵动态显示的汇编程序，欢迎初学者下载学习-Himself wrote a 8x8 dot matrix display dynamic compilation procedures, beginners welcome to download the learning

Cygnal C8051f系列单片机的flash存储器加密程序，使用uvision开发环境-Cygnal C8051f series of flash memory microcontroller encryption, the use of development environment uvision

这是在SL811上实现的对U盘进行FAT32或FAT16读写的程序，用于51单片机-This is achieved in the SL811 to the U to FAT32 or FAT16 disk to read and write procedures for the 51 single-chip microcomputer

单片机的内部定时器应用-SCM internal timer Application

C51单片机与PC机串行通信源程序，现与大家分享-C51 MCU and PC serial communication source, is to share with you

mcu:78p156 driver: control w55p241(winbond) with spi

ad转换，8路温度自动测量，可以设置温度上下限，并能实现控制-ad conversion, 8-way automatic temperature measurement, you can set the temperature of upper and lower limits, and to achieve control of