FT800 Series Programmer Guide
Version 2.1
Document Reference No.: BRT_000030 Clearance No.: BRT#037
55
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Register Definition 32 REG_TOUCH_TAG Definition
Note: The valid tag value range is from 1 to 255 ,therefore the default value of this
register is zero, meaning there is no touch by default.
Bit 0 - 7 : These bits are set as the tag value of the specific graphics object on the
screen which is being touched. These bits are updated once when all the lines of
the current frame is scanned out to the screen.
Bit 8 - 31: These bits are reserved.
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