自制的DM648板卡,测试上电顺序呢,3.3V到1.8V到1.2V基本都是8ms,复位信号是1.8V上电后才给出来的,按照手册设计的AEA20管脚用1K电阻上拉后,resetstat信号一直处于复位中,同时ccs连接不上,去掉1K电阻,复位状态正常,ccs也可以连接上了,但是跑测试程序,PLL可以配上,但初始化到了spec过不去,请各位指点一下小弟吧。
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