I did nor realize or see this mentioned before, but when the TB is in UMS mode (with an Android image), it also displays its logo over HDMI! I was first confused by this and thought it was booting!
(06-22-2018, 10:21 PM)Rjp663 Wrote: [ -> ]For all the noobs like me I've attached a procedure to flash the 16GB eMMC on the Tinker Board S. Hope this will be of use.