这是个火灾逃生报警的仿真和单片机程序，用的是最常用I2C接口的烟雾传感器，这个程序应用在公司项目中应用到，决对可行，包括程序和仿真，请勿用于商用。(This is a microcontroller program simulation and fire escape alarm, smoke sensor is used in the most commonly used I2C interface, applied to the application of the company's pr