Bridgetek FT801 - Page 37

FT800 Series Programmer Guide
Version 2.1
Document Reference No.: BRT_000030 Clearance No.: BRT#037
37
Product Page
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Register Definition 7 REG_ROTATE Definition
R/W
31 1 0
Address: 0x102454
Reset Value: 0x00
REG_ROTATE Definition
Note: After rotation is turned on, please do the screen calibration
again
Bit 0: 180 degree screen Rotation switch. Writing this bit to 0 will turn
off the rotation functionality. Writing this bit to 1 will turn on the
rotation functionality and 180 degree rotation will take place at the next
frame rendered. Reading this bit will reflect the current rotation switch
Reserved
Register Definition 8 REG_VSYNC1 Definition
31 10 9 0
Note: NONE
Bit0 - 9: The value of these bits specifies how many lines for signal VSYNC takes at the start of
new frame.
R/W
Address: 0x10244C
Reset Value: 0x00A
REG_VSYNC1 Definition