Short Message gsm alarm procedures, and hardware with complete switch input, sho...

U2270B，对U2270B芯片进行了详细介绍。-U2270B, on U2270B chip described in detail.

C51只提供长整形除以长整形数据，现已经有函数（经过长期验证）6字节数除以整形数据。-C51 only provide long-divided by a long plastic plastic, are already function (with a long track) 6-byte data divided by plastic.

c51写的，数码管显示以及键盘接口专用控制芯片芯片BC7281与MCU串行通信的解决方案的实例程序。在c51里的移植基本不需要改动。-decoder, a digital control display and keyboard interface dedicated controller chips BC7281 and MCU chip serial communications solutions examples of procedures. C51 Lane in the transplant is not needed changes.

单片机原理与实用技术》第3章-SCM principles and practical technology, "Chapter 3

128x64点阵液晶屏驱动，KeilC51编写-128X64 dot matrix LCD driver, KeilC51 prepared

数字电位器x9318中文使用说明以及控制程序.asm-Digital Potentiometers x9318 Chinese use and control procedures. Asm2

基于89s52的空调模拟系统的实现，包括OCMJ8X15D的触摸式液晶屏的显示和按键扫描，18B20达拉斯温度传感器的温度提取并显示。-89s52-based simulation of air-conditioning system, including OCMJ8X15D the touch-screen LCD display and keypad scanning, 18B20 Dallas temperature sensor the temperature of extraction and displayed.

由于该源程序并非为单片机而编写，因此资源占用率很大，要想在C51中使用，还必须对其进行改造-because the source is not prepared for a microcontroller, the occupancy rate has great resources, in order to use the C51, we must transform its

12864LCD的反白显示，现在大多LCD都是两行同时显示，该源码实现了单独显示。-12864LCD anti-white display, and now most LCD are two lines at the same time revealed that the source has a separate display.

详细讲述单片机中SPI接口以及串行接口的原理和编程方法，很有价值-detail microcontroller interface and SPI serial interface and programming method and of great value