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DS90UB949 HDMI 无法连接

Other Parts Discussed in Thread: ALP

你好,

我们用的DS90UB949的EVM,接入HDMI信号,匹配产品端的DS90UB928,目前情况是,上电用alp读取状态des是未连接的,

scan iic 有3个设备,18,1a,58,只有选1a后ALP才显示des连接成功,此时949地址为1a, 有3个问题:
1、上电des为连接,是不是949和928外围配置不正确,需要检查哪些东西?

2、为什么双击1a地址能连接,但949地址变为了1a

3、949的pclk和928pclk为什么不一样?