FT801Q-R datasheet(31/44 Pages) BRIDGETEK

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FT801 Embedded Video Engine Datasheet

Version 1.3

Document Reference No.: BRT_000001

Clearance No.: BRT#003

Address

Bits

Access

Reset

value

Description

1024F8h

REG_CTOUCH_REG

16 r/w

1770h CTPM configure register write

Bit [7:0]: configure register address

Bit [15:8]: configure register value

1024FCh

–

102504h

Reserved

- -

- Reserved

102508h

REG_CTOUCH_

RAW_XY

REG_CTOUCH_TOUCH1

_XY

32 r/o

- Compatibility mode: touch-screen raw

(x-MSB16; y-LSB16)

Extended mode: touch-screen screen

data for touch 1 (x-MSB16; y-LSB16)

10250Ch

REG_CTOUCH_TOUCH4

16 r/o

Extended mode: touch-screen screen

Y data for touch 4

102510h

REG_TOUCH_

SCREEN_XY

REG_CTOUCH_TOUCH0

_XY

32 r/o

- Compatibility mode: touch-screen

screen (x-MSB16; y-LSB16)

Extended mode: touch-screen screen

data for touch 0 (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_CTOUCH_TRANSF

ORM_A

32 r/w

000100

00h

Touch-screen transform coefficient

(s15.16)

102520h

REG_CTOUCH_TRANSF

ORM_B

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102524h

REG_CTOUCH_TRANSF

ORM_C

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102528h

REG_CTOUCH_TRANSF

ORM_D

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

10252Ch

REG_CTOUCH_TRANSF

ORM_E

32 r/w

000100

00h

Touch-screen transform coefficient

(s15.16)

102530h

REG_CTOUCH_TRANSF

ORM_F

32 r/w

000000

00h

Touch-screen transform coefficient

(s15.16)

102534h

Reserved

- -

- Reserved

102538h

REG_CTOUCH_TOUCH4

16 r/o

- Extended mode: touch-screen screen X

data for touch 4

10253Ch

–

102550h

Reserved

- -

- Reserved

102554h

REG_SCREENSHOT_RE

1 r/w

0h Set to enable readout of the

screenshot of the selected Y line

102558h

–

102568h

Reserved

- -

- Reserved

10256Ch

REG_TRIM

5 r/w

0h Internal relaxation clock trimming

102570h

Reserved

- -

- Reserved

102574h

REG_CTOUCH_DIRECT_

REG_CTOUCH_TOUCH2

_XY

32 r/o

- Compatibility mode: Touch screen

direct (x-MSB16; y-LSB16)

conversions

Extended mode: touch-screen screen

data for touch 2 (x-MSB16; y-LSB16)

102578h

REG_CTOUCH_DIRECT_

Z1Z2

REG_CTOUCH_TOUCH3

_XY

32 r/o

- Compatibility mode: Touch screen

direct (z1-MSB16; z2-LSB16)

conversions

Extended mode: touch-screen screen

data for touch 3 (x-MSB16; y-LSB16)

109000h

REG_TRACKER

32 r/w

000000

00h

Track register (Track value – MSB16;

Tag value - LSB8)

Table 5-2 Overview of FT801 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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