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DLPC3436+PAD3000开机会有3%的概率无法正常启动,LED没有点亮,无投影;加大PAD3000输入电容,问题还在;
请参考以下DLPC343x Debug Guide 的文档看看系统跑到那一步了
https://www.ti.com/lit/an/dlpa089a/dlpa089a.pdf?ts=1638254384091&ref_url=https%253A%252F%252Fwww.google.com%252F
控制系统已经正常发送I2C指令,会闪一下,然后直接黑屏;
Project-on:高电平
HOST-IRQ:高电平
FPGA-DONE:低电平;
正常的系统请在HOST-IRQ变低之后再发I2c 命令。 请监控INTZ, Resetz.。然后 请把I2c断开试试系统是否能起来。