加速度传感器MMA7660，读写程序，采用MSP430F149处理器，模拟I2C接口，调试好使，自己移植的程序-Accelerometer MMA7660, reading and writing program, using MSP430F149 processor, analog I2C interface, debugging so that their own transplant program

51单片机通过模拟I2C通信接口来操控修改接触式IC卡AT24C01上面的信息，以达到身份识别的目的，还可以把金额数写入IC卡中，作为局域内的消费卡片使用-51 microcontroller simulation I2C communication interface to manipulate the contactless IC card AT24C01 modify the above information, in order to achieve the purpose of ide