Keilc51和proteus环境下实现的0－50MHz的频率计。

firmware 3.3.4.8 for int6000 powerline

串行通讯_查询方式_switch处理 有详细的文字字说明 方便使用者修改-Serial communication means _ _switch handle inquiries have detailed user-friendly text words modify

这是一个用汇编写的8051单片机系统的小车避障程序，是用红外发射和接收的方式，并结合了proteus 6.7，相信对初学者有所帮助-This is a compilation was made with the 8051 System of Dolly obstacle avoidance procedures is the use of infrared transmitting and receiving the way, and coupled with a 6.7 lic sure to help beginners

St7920串口驱动12864 KeilV51很实用

51单片机C语言入门教程-51 C language entry SCM Guide

ah 209型通用读卡器驱动程序源码，ic卡，光电卡，隐形光电卡通用读卡器程序-ah 209-based driver-source general-purpose reader, ic card, photoelectric cards, stealth photoelectric reader program using cartoons

密码锁的设计,单片机初学者必须程序,适用于proteus-Locks design, single-chip microcomputer program for beginners to be applicable to proteus

这是62420的源代码程序,已通过调试并成功应用于产批品中-This is the source code 62420 procedures have been adopted and successfully used in debugging awarded materials

pcb布线制板的专业指导书，很多经验性的指导，对想从事pcb制作的人很有帮助-pcb board wiring system for professional guidance, and many empirical guidance on the wish of the people engaged in the production of useful pcb

pic单片机c口的控制 单片机相应的I/O口设置为输出口，输出高电平时LED点亮，反之，LED不亮。利用软件延时的办法实现05S延时，实现LED流水灯的效果。-pic Singlechip c I control the corresponding single-chip I/O port set to output, the output high when the LED light, on the contrary, LED does not shine. Approach to the use of software latency delay 05S realize, realize LED lights flowing effect.