摘要
给出了某智能大厦主控机中应用I2C总线以及I2C接口音视频矩阵芯片MAX4548来设计3路4×2音视频矩阵的具体方案,并对其软硬件设计作了详细说明。该方案具有功耗低,控制简单,占用系统资源少等优点,并已成功实现。
The specific scheme of 3 way 4脳2 audio and video matrix designed by I2C bus and I2C interface audio and video matrix chip MAX4548 in an intelligent building＇s main control computer was given,and its software and hardware design were described in detail. The schemc had characteristics of low power consumption,simple control,less system resource occupation and had been achieved successfully.
出处
《现代建筑电气》
2010年第12期5-7,12,共4页
Modern Architecture Electric
基金
国家自然科学基金项目(60972162)
湖北省教育厅重大项目(Z20081301)
湖北省自然科学基金项目(2008CDB346)
关键词
智能大厦
主控机
I2C总线
音视频矩阵
intelligent building
main control computer
I2C bus
AV matrix
