keil

51单片机基础训练项目之会唱歌的单片机。本例使用普通有源蜂鸣器，通过控制单片机输出频率来达到“唱歌”的目的。着重训练初学者对IO管脚的认识。-51 MCU-based training program in the microcontroller will be singing. In this case the use of ordinary active buzzer, by controlling the microcontroller output frequency to achieve the " singing" objective. Focus on training for beginners to the IO pin awareness.

philips单片机IAP操作的测试代码，可以根据自己需要进行修改，为C语言接口-philips Singlechip test code IAP operations can be modified according to their own needs for the C language interface

使用Keil for arm编译环境的LPC21xx的watchdog（看门狗）的工程示例程序，对使用LPC21XX的单片机开发人员有参考价值。-use Keil compiler for arm of the environmental watchdog LPC21xx (gates dog) project examples procedures, the use of SCM LPC21XX Developer reference value.

8051 Asmbly Language of a Timer with Matrix Keypad Input

8051 编写的源程序-8051 prepared by the source

XMEGA 系列单片机的485 和 红外通信测试代码，在 IAR AVR 5.30环境已测试通过-XMEGA Series MCU 485 and infrared communication test code, IAR AVR 5.30 environment have been tested

DHT11温湿度传感器的c51源码及数据手册-dht11 datasheet

基于89S51的称重系统，ADC0809加LED数码管动态显示-devised based on the weighing system, Connection between ADC 0809 plus digital LED control Dynamic Display

周立功的EazyARM2200的模板，里面还有ucos的模版，还有ARM和Thumb两种模式下的模版-Ligong EazyARM2200 weeks of the template, there is also uCOS template, there are two types of ARM and Thumb mode template

MAX197多量程A/D转换器及应用，与8031单片机配合-MAX197 Multi-range A/D converter and application, with the 8031 single-chip microcomputer with