For 1, yes SERDES_REFCLK pins can be left open if unused.
For 2, it is configurable. Either SERDES1_REFCLK_P/N receives a clock, or PCIE_REFCLK0_P/N_OUT outputs a clock. Both would work for EP or RC. For example, on TI J784S4 EVM, PCIe1 on SERDES0 uses…
Other Parts Discussed in Thread: TMDS64EVM 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1269078/tmds64evm-pci-communication-data-write-and-read-operations-from-root…
Other Parts Discussed in Thread: LMK04368-EP 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/clock-timing-group/clock-and-timing/f/clock-timing-forum/1182573/lmk04828-ep-lmk04368-ep-device-information 器件型号: LMK04828…