STC单

485通信在工业控制及管理系统中应用非常广泛，但485总线的相关资料教材上说明的却非常泛泛，这些资料对485通讯做了详细介绍，并有应用案列，相信对朋友们很实用-485 Communication in industrial control and management system is widely used, but the 485 bus information materials on the description is very general, such information on the 485 made a detailed presentation and have applied the case of columns, I believe that friends are very practical for

rtx51操作系统说明-rtx51 OS

单片机仿真软件proteus做的蜂鸣器例子，有助于在具备硬件情况下学习单片机-microcontroller simulation software lic do buzzer example, with the help of learning hardware MCU

摩托车报警器源程序 　　　　　　　　　　　　　　　　　　 可以参考一下，程序是完整的-Motorcycle Alarm source can reference. process is complete

５１实现的两个串口通信程序，ＫＥＩＬ环境下开发，可直接使用-51 realize the two serial communication program, KEIL development environment can be directly used

暑假为学生培训写的51相关接口的所有源码及项目代码，包括串口通信、IIC、SPI、8255、ADC、PWM、WDT等，并且涉及到一些项目级的封装比如通讯协议等。-Summer vacation for students to write the 51 training-related interfaces and project all source code, including serial communication, IIC, SPI, 8255, ADC, PWM, WDT, etc., and involve a number of projects such as communications package-level agreements.

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

AVR单片机M16L绝对可以用的4*4键盘程序,附连接图.-AVR Singlechip M16L can definitely use 4* 4 keyboard procedures, attached connection diagram.

C51库只提供长整形乘法，对于超过长整形的计算只能自己编辑软件。-C51 for only provide long-plastic multiplication, long plastic over the calculation only their own editing software.

51的18b20程序，1602显示，注释详细-51 18b20 procedures, 1602 shows, annotation details