89S51 will use 6* 6 keyboard into PS/2 protocol

12864最权威的资料，两个资料一起组成完整资料-12864 most authoritative information, with information on the composition of two incomplete information

Keil C51对8254进行操作的源程序-Keil C51 8254 to operate a source

本例采用89C52, 晶振为11.0592MHZ，关于如何编制音乐代码, 其实十分简单,各位可以看以下代码.频率常数即音乐术语中的音调,而节拍常数即音乐术语中的多少拍 所以拿出谱子, 试探编吧!-Example use of the 89C52, crystal for 11.0592MHZ, on how to prepare music code, is actually very simple, you can see the following code. Frequency that is constant in terms of tonal music, and the constant beat of music terminology that is how much of the shoot so come up with music score , test made it!

atmel官方的sam7x256芯片在keil编译环境下的全部源代码，以工程形式提供。-official sam7x256 atmel chip keil build environment in the whole of the source code, As for the form.

ATT7022B与C8051F的通讯licheng-C8051F communication with ATT7022B Licheng

单片机模拟器的几个例子，需要的朋友可以-A few examples of single-chip simulator, a friend in need can take a look at

arm嵌入式系统lpc22**看门狗溢出产生中断源代码-arm embedded system lpc22** watchdog overflow interrupt generated source code

keil下12864的显示测试程序，MCU是89C51，同时带有PROteus仿真工程，很好用-keil display under the 12864 test procedure, MCU is the 89C51, while simulation with PROteus works very well with

采用IAR在线调试ADI公司基于ARM7内核的ADUC7026的ExternalMemory代码-IAR debug using online ADI Corporation ADUC7026 based on ARM7 core of ExternalMemory code

TDK 6521 SOC 芯片 DEMO程序，由TDK 公司提供，可直接使用。开发平台keil c51。-TDK 6521 SOC chip DEMO procedures provided by the TDK Corporation, can be used directly. Development platform keil c51.