51单片机对 siemens4442卡的底层驱动程序 把.rar改成.C即可

家用热水器，用汇编编写，支持代码贡献机制，好东西大家分享-Household water heaters, with the compilation prepared to support the code contribution mechanism to share good things

PWM在单片机系统中的应用.这是一个很简单但很常用的一种方法-PWM in SCM systems. This is a very simple but very commonly used in a way

IIC 的驱动程序 很完整。通过KEIL C 编译在ROTUES 上用AT89C51仿真通过。-IIC driver complete. Through the KEIL C compiler ROTUES used in the simulation through the AT89C51.

用于远程抄表系统中的一个现场数据采集模块，精确到小数点后2位，可采集2路单脉冲2路双脉冲，并向上位机提供数据-For remote meter reading system in a field data acquisition module, accurate to two decimal places can capture 2-way single-pulse 2-way dual-pulse, to the host computer to provide data

单片机操作EEPROM 240X的程序。 非原创，转载。-EEPROM 240X MCU operating procedures. Non-original and reproduced.

这是24c02通用IC卡的驱动， 是我自己写的，并已经测试通过-24c02 this the definitive driver IC card, I wrote it myself, and has been tested through

Keil C51 89c52单片机挂接ds1302时钟芯片的驱动程序-Keil C51 articulated ds1302 89C52 microcontroller chip clock driver

简易数字电压表的设计,利用单片机AT89S51与ADC0809设计一个数字电压表，能够测量0－5V之间的直流电压值，四位数码显示，但要求使用的元器件数目最少。-Simple digital voltage meter design, the use of single-chip AT89S51 with ADC0809 to design a digital voltage meter, capable of measuring between 0-5V DC voltage value, four digital display, but requires the use of minimum number of components.

自己编的C51串口，主要是协议，希望对大家有帮助-Own serial port of the C51, mainly the agreement, would like to help everyone

c8051f020温度传感器DS1620 调通了的啊-C8051F020 tune DS1620 temperature sensor had the ah