AR1011-ISLASHML datasheet(32/61 Pages) MICROCHIP

Part #	AR1011-I/ML

Description	AR1000 Series Resistive Touch Screen Controller

PDF	61 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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32 / 61 page

AR1000 SERIES RESISTIVE TOUCH SCREEN CONTROLLER

DS40001393C-page 32

 2009-2016 Microchip Technology Inc.

9.2

AR1000 Commands

9.3

AR1000 Command Descriptions

9.3.1

GET_VERSION

– 0x10

Controller will return version number and type.

Send:

<0x55><0x01><0x10>

Receive: <0x55><0x05><Response><0x10><Ver-

sion High><Version Low><Type>

where <Type>

TABLE 9-5:

COMMAND SET SUMMARY

Command

Value

Command Description

0x10

GET_VERSION

0x12

ENABLE_TOUCH

0x13

DISABLE_TOUCH

0x14

CALIBRATE_MODE

0x20

REGISTER_READ

0x21

REGISTER_WRITE

0x22

REGISTER_START_ADDRESS_REQUEST

0x23

REGISTERS_WRITE_TO_EEPROM

0x28

EEPROM_READ

0x29

EEPROM_WRITE

0x2B

EEPROM_WRITE_TO_REGISTERS

GET_VERSION

<TYPE> FORMAT

R/W

RS1

RS0

TP5

TP4

TP3

TP2

TP1

TP0

bit 7

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

bit 7-6

RS<1:0>:

Resolution of Touch Coordinates bits

= 8-bit

= 10-bit

= 12-bit

bit 5-0

TP<5:0>:

Type of Controller bits

001010

= ARA10

AR1011-I/ML Datasheet(PDF) 32 Page - Microchip Technology

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