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AM1808

Other Parts Discussed in Thread: AM1808

你好,购买的贵公司的开发板,在进行SATA调试的时候出现了问题,挂载SATAII 的电子盘(256G)能正常挂载,在进行SATAIII(256G)的时候,速度自动降到3G,但是很多时候不能正常挂载,挂载SATA机械盘没有出现什么问题。AM1808的SATA的挂载与是否是机械盘和电子盘有关系吗》?与电子盘的容量和速度有关系吗?我的PCB板SATA时钟和差分线已经走了阻抗匹配?另外为什么在差分的时钟之间加一个电阻?