Bridgetek FT801 - Touch Engine Registers (FT800 only)

FT800 Series Programmer Guide
Version 2.1
Document Reference No.: BRT_000030 Clearance No.: BRT#037
47
Product Page
Document Feedback Copyright © Bridgetek Limited
3.2 Touch Engine Registers (FT800 only)
Register Definition 24 REG_TOUCH_DIRECT_Z1Z2 Definition
Reserved
31 26 25 16 15 10 9 0
REG_TOUCH_DIRECT_Z1Z2 Definition
Address: 0x102578
Note: To know it is touched or not, please check the 31st bit of
REG_TOUCH_DIRECT_XY. FT800 touch engine will do the post-
processing for these Z1 and Z2 values and update the result in
REG_TOUCH_RZ.
Bit 0 - 9 : The 10 bit ADC value for touch screen resistance Z2.
Bit 16-25: The 10 bit ADC value for touch screen resistance Z1.
Reset Value: NA
RO
RO
Reserved