FT800Q-R datasheet(32/46 Pages) BRIDGETEK

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FT800 Embedded Video Engine Datasheet

Version 1.4

Document No.: BRT_000039 Clearance No.: BRT#001

Address

Bits

Access

Reset

value

Description

102504h

REG_TOUCH_

RZTHRESH

16 r/w

FFFFh Touch-screen resistance threshold

102508h

REG_TOUCH_

RAW_XY

32 r/o

- Touch-screen raw (x-MSB16; y-LSB16)

10250Ch

REG_TOUCH_RZ

16 r/o

- Touch-screen resistance

102510h

REG_TOUCH_

SCREEN_XY

32 r/o

- Touch-screen screen (x-MSB16; y-

LSB16)

102514h

REG_TOUCH_

TAG_XY

32 r/o

- Touch-screen screen (x-MSB16; y-

LSB16) used for tag lookup

102518h

REG_TOUCH_TAG

8 r/o

- Touch-screen tag result

10251Ch

REG_TOUCH_TRANSFOR

M_A

32 r/w

000100

00h

Touch-screen transform coefficient

(s15.16)

102520h

REG_TOUCH_TRANSFOR

M_B

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102524h

REG_TOUCH_TRANSFOR

M_C

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102528h

REG_TOUCH_TRANSFOR

M_D

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

10252Ch

REG_TOUCH_TRANSFOR

M_E

32 r/w

000100

00h

Touch-screen transform coefficient

(s15.16)

102530h

REG_TOUCH_TRANSFOR

M_F

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102534h

–

102470h

Reserved

- -

- Reserved

102574h

REG_TOUCH_DIRECT_X

32 r/o

- Touch screen direct (x-MSB16; y-

LSB16) conversions

102578h

REG_TOUCH_DIRECT_Z

1Z2

32 r/o

- Touch screen direct (z1-MSB16; z2-

LSB16) conversions

109000h

REG_TRACKER

32 r/w

000000

00h

Track register (Track value – MSB16;

Tag value - LSB8)

Table 5-2 Overview of FT800 Registers

Note: All register addresses are 4-byte aligned. The value in “Bits” column refers to the number of valid

bits from bit 0 unless otherwise specified; other bits are reserved.

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