dt.STM32Pfreemodbus

载波模块，现成的PCB板。。。。。。。。。(。。。。。。。。。。。。。。。。。。。。。。)

51单片机模拟PS2鼠标KEIL C51程序，单片片机采用STC12C系列，代码注释详细， (51 single-chip analog PS2 mouse KEIL C51 program, a single piece of machine with STC12C series of code comments in detail,)

松翰单片机源码例子sn8p2711b有需要的下载哦(Sonix SCM source code examples sn8p2711b need to download ah)

此程序可实现长度为8位，周期为255的m序列，此序列可当做伪随机信号发生器，模拟信道噪声。(This procedure can achieve the length of 8 bits, the m sequence of 255 cycles, the sequence can be used as a pseudorandom signal generator, analog channel noise.)

单片机电缆通断检测系统，可以实现电缆短路和断路(SCM off cable detection system, the cable can short-circuit and open circuit)

串口发送数据，字符，12864接受并显示字符(Serial port to send data, the character, to accept and display the character 12864)

CC2530 步进电机控制实验。一个简单的例程(CC2530 stepping motor control experiment)

51单片机控制12864液晶，适合初学者入门使用，简单方面，易于移植(51 12864 LCD, suitable for beginners to use, simple terms, easy to transplant)

这是一份设计报告，内容为2FSK的数字通信系统，里面有仿真图和电路图(This is a designing report about 2FSK digital communication system)

stm32下跑通usb外设，编译环境基于keil(stm32 next run through usb peripherals, based on keil compiler environment)