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maXTouch Curiosity Pro Users Guide
Preface
®
The maXTouch
Curiosity Pro (AC320007) is an extension board to the Curiosity MCU kit family line and Atmel
Xplained Pro evaluation platform, which enables users to experiment with graphical user interface (GUI) applications
with maXTouch and LCD.
The figure below illustrates the maXTouch Curiosity Pro board.
DS70005414B-page 1
©
2020 Microchip Technology Inc.
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Table of Contents
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Summary of Contents for Microchip Technology maXTouch Curiosity Pro
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Page 1: Preface
Curiosity Pro (AC320007) is an extension board to the Curiosity MCU kit family line and Atmel Xplained Pro evaluation platform, which enables users to experiment with graphical user interface (GUI) applications with maXTouch and LCD. The figure below illustrates the maXTouch Curiosity Pro board. DS70005414B-page 1 ©... -
Page 2: Table Of Contents
2.2. maXTouch Controller Interface....................4 Getting Started............................5 3.1. Connecting maXTouch Curiosity Pro to the Curiosity Board or Xplained Pro Board ....5 Curiosity and Xplained Pro Boards......................6 4.1. Curiosity Board or Xplained Pro Headers and Connectors............6 4.2. maXTouch Parallel LCD Extension Connector................6 4.3. -
Page 3: Introduction
Kit Overview The Microchip maXTouch Curiosity Pro is an extension board for the Xplained Pro platform with a 320 x 480 RGB LCD and a capacitive touch sensor with a maXTouch controller. The LCD can be controlled using different interfaces, such as 3-wire and 4-wire SPI, Parallel, and RGB Parallel interface mode using the DIP switch to select the interface. -
Page 4: Overview
To start with host interface development, users need to leverage the existing ® code available from MPLAB Harmony, which is available at https://www.microchip.com/mplab/mplab-harmony. For additional information regarding the maXTouch devices, refer to http://www.microchip.com. DS70005414B-page 4 © 2020 Microchip Technology Inc. -
Page 5: Getting Started
Board Microchip maXTouch Curiosity Pro is designed to connect to the Curiosity board or Xplained Pro header marked EXTx (x = 1 - 3). Refer to the pin out of the Curiosity MCU board or Xplained Pro evaluation kit to find out which Xplained Pro EXT headers can be used. -
Page 6: Curiosity And Xplained Pro Boards
The LCD connector can be connected to display extensions that have a parallel interface. The connector implements signals for an MCU parallel bus interface and a LCD controller interface, as well as signals for a touch controller. For connector pin-out definition, refer to maXTouch parallel LCD Connector. DS70005414B-page 6 © 2020 Microchip Technology Inc. -
Page 7: Hardware Connection At J2
Data Line Data Line Ground Data Line Data Line Data Line Data Line Ground Data Line Data Line Data Line Data Line Ground Data Line Data Line Data Line Data Line Ground Data Line DS70005414B-page 7 © 2020 Microchip Technology Inc. -
Page 8: Maxtouch Lcd Extension Header Implementation
Description Communication line to the ID chip on an extension board Ground Not connected Not connected GPIO1 General purpose I/O Not connected PWM(+) Pulse-width modulation, alternatively positive part of differential PWM Not connected DS70005414B-page 8 © 2020 Microchip Technology Inc. -
Page 9: Interface Selector (Sw1)
MOSI, MISO, SCLK, CS, D/C Debug Header Extra debug connections of the maXTouch controller is provided for easy access. Pin Number Pin Name Pin Description No connect No connect Interrupt (maXTouch) Active-Low Reset Reset (maxTouch) Active-Low DS70005414B-page 9 © 2020 Microchip Technology Inc. - Page 10 Data line for I C interface. Always implemented, bus type. I2C_SCL Clock line for I C interface. Always implemented, bus type. 3.3V power supply for extension board Ground Debug Data Debug output Debug Clock Debug clock DS70005414B-page 10 © 2020 Microchip Technology Inc.
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Page 11: Specifications
High- output voltage 0.8 VDD Input leakage current μA VIN = 3.3V, VDD = 2.8 VDC, TA = recommended range, unless otherwise noted. Table 5-5. I C Compatible Bus Specifications Parameter Operation Touchscreen controller address 0x4A DS70005414B-page 11 © 2020 Microchip Technology Inc. - Page 12 Forward Voltage (TA = 25 ºC, IF = 15 mA) Forward Current (TA = 25ºC, VF = 3.2A), per LED LED Configuration 6x White LED in parallel Luminance Cd/m2 Uniformity Power Dissipation Backlight Driving Voltage DS70005414B-page 12 © 2020 Microchip Technology Inc.
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Page 13: Schematics
Schematics Schematics DS70005414B-page 13 © 2020 Microchip Technology Inc. -
Page 14: Mounting
Mounting Mounting DS70005414B-page 14 © 2020 Microchip Technology Inc. -
Page 15: Document Revision History
Removed erroneous information regarding a projected capacitive multi-touch controller • Updated the size of the display module in Kit Contents to 3.5 inches Revision A - 01/2020 This is the initial released version of this document. DS70005414B-page 15 © 2020 Microchip Technology Inc. -
Page 16: The Microchip Website
Information contained in this publication regarding device applications and the like is provided only for your convenience and may be superseded by updates. It is your responsibility to ensure that your application meets with DS70005414B-page 16 © 2020 Microchip Technology Inc. -
Page 17: Trademarks
The Adaptec logo, Frequency on Demand, Silicon Storage Technology, and Symmcom are registered trademarks of Microchip Technology Inc. in other countries. GestIC is a registered trademark of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip Technology Inc., in other countries. -
Page 18: Worldwide Sales And Service
New York, NY Tel: 46-31-704-60-40 Tel: 631-435-6000 Sweden - Stockholm San Jose, CA Tel: 46-8-5090-4654 Tel: 408-735-9110 UK - Wokingham Tel: 408-436-4270 Tel: 44-118-921-5800 Canada - Toronto Fax: 44-118-921-5820 Tel: 905-695-1980 Fax: 905-695-2078 DS70005414B-page 18 © 2020 Microchip Technology Inc.
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