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遇到个麻烦的问题,输出图像相关

Other Parts Discussed in Thread: DLP3010, DLPC3438

选择使用3438+2005的组合,proj_on以后可以正常投影出flash里面的logo,但是HDMI接笔记本后投影的图像比较怪异,之前的logo会持续存在,和笔记本屏幕的图像混合在一起,见附件,之前测试HDMI像素周期,VS HS 周期都OK ,不知道哪位大神遇到过类似的情况,可以分享下解决的方法,目前调试没有方向性

  • 你好。首先确认一下HDMI receiver送给DLPC3438的信号分辨率是多少。以720P的分辨率为例,配DLP3010的DMD,请发送以下I2C命令给3438进行信源的切换:


    ## Write: ImageCrop: 1280x720
    W 36 10 00 00 00 00 00 05 D0 02
    ## Write: DisplaySize: 1280x720
    W 36 12 00 00 00 00 00 05 D0 02
    ## Write: InputImageSize: 1280x720
    W 36 2e 00 05 D0 02
    ## Write: InputSourceSelect; 0 = External Video Port
    W 36 05 00
    ## Write: VideoSourceFormatSelect: 0x43=RGB888
    W 36 07 43