美新加速度传感器，AVR双IO口模拟IIC数据采集头文件。实现双两轴加速度传感器拼3轴传感器。拿来直接用，调试稳定通过。-The United States and the new acceleration sensor, AVR I simulated two-IO header files IIC data acquisition. Two dual-axis acceleration sensor 3-axis sensors together. Used directly, throug