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SN65DSI84 外置26M时钟无法工作

Other Parts Discussed in Thread: SN65DSI84

你好,我们用你们这颗 sn65dsi84 lvds转MIPI的芯片,现在由于EMI问题,我们外接一个26M的晶振,芯片就工作不起来,如果使用MIPI分CLOCK的话就没问题,我们寄存器修改差异如下,外接26M的晶振的时候,芯片不能输出LVDS CLK,我们通过读寄存器,也确定读到的寄存器值是我们写进去的值,现在我们不能确定问题出在哪里,请帮忙看看是什么问题,谢谢!

#ifdef SN65DSI84_NO_26M_CLK
    {0x0A, 0x05},
    {0x0B, 0x20},
#else
    {0x0A, 0x04},
    {0x0B, 0x02},
#endif

#ifdef SN65DSI84_NO_26M_CLK
    {0x12, 0x5d},
#else
    {0x12, 0x2c},
#endif

#ifdef SN65DSI84_NO_26M_CLK
    {0x28, 0xe1},
    {0x29, 0x03},
#else
    {0x28, 0x20},
    {0x29, 0x00},
#endif

21_LVDS_PANEL.pdf