AVR卡增值税控制程序，包括系统的SPI模式…

在keil下 的51 简单的os 51_00_OS-Under 51 in keil simple os 51_00_OS

键盘扫描程序，逐行拉低，错位相交的方法实现-Keyboard scanner, progressive degrade realize dislocation intersect method

MSP单片机开发应用实例，适用于任何型号-MSP development and application of single-chip example, apply to any model

430用IO口模拟SPI读写的驱动程序。包括SPI的字节读写，区块数据的读写等功能-430 IO I used to read and write the simulation SPI driver. SPI including the byte read and write, read and write data blocks, such as functional

利用SPCE061A实现中文输入,必要时可适当删减-use SPCE061A achieve input and, if necessary, can be properly cut

ad1242,转换程序，它是２４位高精度的AD.它可以直接拱５１单片机使用-ad1242, the conversion process, which is 24-bit high-precision AD. It can be used directly arch 51 Singlechip

THE USE OF74LS164 74LS164 74LS164 -THE USE OF74LS164 74LS16474LS16474LS16474LS164

自己写的C51仿真器代码-himself wrote the code C51 Emulator

这是MC9S12DG128定时器模块中脉冲累加器应用实例-This is MC9S12DG128 timer pulse accumulator module Applications

DS1302的驱动程序。主程序用C语言编写，驱动用汇编编写。用KEIL C编译通过。-DS1302 drivers. Main program with C language, drivers used to prepare the compilation. Using KEIL C compiler through.