 2012 Microchip Technology Inc.

DS41663A-page 17

MTCH6301 PROJECTED CAPACITIVE TOUCH CONTROLLER

Gestures

0x50

0x00

RX Swipe Length

1

Minimum interpolated X-distance for

‘swipe’ gesture

10-255

160

0x01

TX Swipe Length

1

Minimum interpolated Y-distance for

‘swipe’ gesture

10-255

150

0x02

Swipe Boundary

1

Maximum interpolated distance in

opposing direction to cancel ‘swipe’

gesture

0-255

150

0x03

Swipe Hold

Threshold

1

Maximum interpolated distance devia-

tion allowed to determine ‘held’ swipe

gesture

0-255

70

0x04

Swipe Time [7:0]

2

Maximum time (ms) for ‘swipe’ gesture

to be completed, beginning at initial

touch-down

0-65535

200

0x05

Swipe Time [15:8]

0x06

Tap Time [7:0]

2

Maximum time (ms) for ‘tap’ gesture,

beginning at initial touch-down

0-65535

500

0x07

Tap Time [15:8]

0x08

Tap Threshold

1

Maximum interpolated distance devia-

tion allowed to determine ‘tap’ gesture

1-255

120

0x09

Minimum Swipe

Velocity

1

Minimum velocity to register the ‘swipe’

gesture. Events below this threshold

will cancel the gesture (touch

removed) or be re-evaluated for

‘swipe-and-hold’ (touch is held)

1-50

3

0x0A

Double Tap Time

[7:0]

2

Maximum time allowed between two

taps to determine ‘double tap’ gesture

50-1000

350

0x0B

Double Tap Time

[15:8]

0x0C

Gesture Edge

Keepout

1

Determines the width of ‘keepout

barrier’ (inactive edge) of the perimeter

of the sensor to reduce or eliminate

issues due to edge effects

0-255

128

Configure

0xF0

0x00

SLP2 [7:0]

4

Time-out duration (ms) with no

activations before controller enters

Sleep mode

0-

4,000,000,000

8000

0x01

SLP2 [15:8]

0x02

SLP2 [23:16]

0x03

SLP2 [31:24]

0x05

SLP1

1

Interval to poll for touch while in Sleep

mode

0-11

7

0x07

Touch Packet CFG

1

Touch Packet Configuration

0x81 = Enabled

0x01 = Disabled

0x81

0x09

Gesture Packet

CFG

1

Gesture Packet Configuration

0x81 = Enabled

0x01 = Disabled

0x01

0x0A

Status Packet CFG

1

Status Packet Configuration

0x81 = Enabled

0x01 = Disabled

0x01

I/O Status

0xF1

0x02

TX Short

Status [7:0]

2

Identifies which TX pins are shorted

after executing Manufacturing Test

command – Read Only

0x00-0xFF

0x00

0x03

TX Short

Status [15:8]

0x06

RX Short

Status [7:0]

2

Identifies which RX pins are shorted

after executing Manufacturing Test

command – Read Only

0x00-0xFF

0x00

0x07

RX Short

Status [15:8]

TABLE 6-1:

MTCH6301 MEMORY MAP

Index

Byte

Offset

Byte

Register Name

Size

Bytes

Description

Data Range

Default

Value

Note

1:

RX Pin Map: {0x08 0x07 0x06 0x05 0x04 0x03 0x02 0x01 0x00 0x09 0x0A 0x0B 0x00}

TX Pin Map: {0x0D 0x06 0x03 0x02 0x04 0x07 0x1C 0x1D 0x1E 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00}

Pin map array order reflects the physical sensor pin order, not the MTCH6301 pin sequence.