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DM8127的Camera并口接YCrCb数据格式的接法



我们现在用的DM8127有一个Camera并行接口,规格书的描述是:
Parallel Camera (CAM) interface features: – Input format :
1、Bayer pattern Raw (up to 16bit) or YCbCr 422 (8bit or 16bit) data. 
2、ITU-R BT.656/1120 standard format
之前我们做摄像机时,是输入Raw格式的,即D15~D0;
现在我们有一款视频解码芯片,输出的是16bit YCbCr 422 ,分Y[7:0]和CbCr[7:0]。我们不知道是将Y[7:0]接到D[7:0]好,还是将CrCb[7:0]接到D[7:0]好?换句话说,就是Camera并口D15~D0的高8位是Y、低8位是CrCb?还是高8位是CrCb、低8位是Y ?