SNLS589B September 2016 – July 2018 DS90UB960-Q1
Device status register provides read back access to high level link diagnostics.
|7||CFG_CKSUM_STS||R||1||Config Checksum Passed
This bit is set following initialization if the Configuration data in the eFuse ROM had a valid checksum
|6||CFG_INIT_DONE||R||1||Power-up initialization complete
This bit is set after Initialization is complete. Configuration from eFuse ROM has completed.
|4||REFCLK_VALID||R||0||REFCLK valid frequency This bit indicates when a valid frequency has been detected on the REFCLK pin. 0 : invalid frequency detected
1 : REFCLK frequency between 12 MHz and 64 MHz