产品框架是mcu->949->948->lcm,949初始化完成后花屏,能看到显示的东西,但是色彩混乱了,请问可能是什么原因,下买那是dump 949的寄存器值
No size specified (using byte-data access)
0 1 2 3 4 5 6 7 8 9 a b c d e f00: 18 80 00 da 80 00 58 48 48 00 0c 00 07 20 00 0010: 00 00 00 ca 00 00 fe 9e 7f 7f 01 00 00 00 01 0020: 0b 00 25 00 00 00 00 00 01 20 20 a0 00 00 a5 5a30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0040: 14 55 00 00 80 00 00 00 00 00 00 00 00 00 00 0050: b7 a1 1e 00 a8 0c 00 00 00 00 cd 60 02 06 44 9860: 22 02 00 00 10 00 00 00 00 00 00 00 00 00 00 0070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00c0: 00 00 a8 00 78 00 21 21 c0 00 00 00 00 00 ff 00d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00e0: 00 00 a8 00 68 38 21 00 00 00 00 00 00 00 00 00f0: 5f 55 42 39 34 39 00 00 00 00 00 00 00 00 00 00
Jie Chen9:
检查一下948 MODE SEL0的设置是不是对了
user5279301:
回复 Jie Chen9:
现在949的0X5F寄存器需要0x98才会正常显示,但是HDMI的时钟频率每次都是0x4C,只有一半,导致屏幕亮不了,HDMI的时钟频率是自动检测的,设置不了,请问接下来该怎么排查问题