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[通讯/手机编程] CRC_check_and_gen
说明:该CRC校验仿真完全符合国际标签卡协议ISO/IEC 14443所规定的CRC_A。是一种按字节进行运算的CRC校验法,且兼顾考虑到了寄存器的初始化赋值。-CRC checksum of the simulation in full compliance with international agreements tag cards ISO/IEC 14443 as provided CRC_A. Is a by-byte CRC checksum for computing method, a<Linke> 在 2025-09-18 上传 | 大小:17kb | 下载:0
[微处理器(ARM/PowerPC等)] fpopt
说明:powerpc 405 优化过的硬浮点库,有我自己写的代码补充,速度比GCC自己带的库快了40%!-powerpc 405 floating-point hardware optimized libraries, have to write my own code to add, faster than GCC library to bring their own 40 faster!<wang peter> 在 2025-09-18 上传 | 大小:63kb | 下载:0
[控制台(字符窗口)编程] BKColor
说明:著名的四色问题求解,即给定一个地图,要求用四种颜色标定地图上的不同区域,且相邻区域所着颜色不得相同.-The famous four-color problem solving, that is, given a map, the color calibration requirements in four different regions on the map, and the adjacent region may not be the same color.<Lotus Year> 在 2025-09-18 上传 | 大小:43kb | 下载:0
[嵌入式/单片机编程] CH452IF.ZIP
说明:CH452的2线接口,不含按键中断为2个I/O引脚,含按键中断为3个I/O,兼容I2C/IIC时序 对于频率低于24MHz的MCS51,为了节约传输时间,可以适当减少SCL/SDA之间的延时-CH452 2-wire interface, without interruption for the two keys I/O pins, including keys interrupted for three I/O, compatible I2C/IIC for frequencies be<朱先生> 在 2025-09-18 上传 | 大小:13kb | 下载:0
[嵌入式Linux] s3c2410-kbd-final
说明:基于arm-s3c2410 按键驱动程序 基于arm-s3c2410 按键驱动程序-Based on arm-s3c2410 key drivers based on arm-s3c2410 key driver<heming> 在 2025-09-18 上传 | 大小:3kb | 下载:0