根据对Boost电路工作原理和有源功率因数校正(APFC)控制方案的研究分析，设计了一款采用Boost电路的APFC变换器。输入电压为220V±10% (198VAC～242VAC)，输入频率为50Hz，输出的直流电压为400V，输出功率为500W。(According to the research and analysis of the working principle of Boost circuit and the active power factor correction (APF

camera驱动/RK平台，500w像素camera，摄像头驱动代码！(The IC is a camera driver,use for cellphone and PC camera!)