ATEVK-MXT799TAT-A Kit Contents 1x 9 Touchscreen Assembly (75475) 1x ATMXT799TAT PCB (80680) 1x ATUCB-I2C-AUTO-PCB (80195) ATEVK-MXT799TAT-A 6x Self Adhesive Rubber Feet 1x Copper Flex Panel (80758) Evaluation Kit 1x USB Memory Stick (Documentation, Software, Schematics) 1x Ground Connection Wire Quickstart Guide 1x USB Cable 1x ATEVK-MXT799TAT-A Quickstart Guide Using the Evaluation Kit Object Explorer TM This kit (ATEVK-MXT799TAT-A) is for the evaluation and development of Microchip maXTouch applications using the ATMXT799TAT Touchscreen Sensor IC. Using the maXTouch Studio application via the Object Explorer allows for various operating parameters to be configured. The Object Explorer is also the means by which different configurations, such as touch keys or In this example, the device can be connected through a flexible printed circuit (FPC) to an Indium Tin Oxide touchscreen format can be loaded into the ATMXT799TAT unit. The explorer only displays the objects (ITO) glass touchscreen (75475). A set of self-adhesive feet have been supplied with the kit to allow for the present in the connected device. Before making changes to individual parameters, it is advisable to save the touchscreen assembly to be used on the desk/bench. Alternatively, the touchscreen assembly may be current default settings. mounted to a suitable display for evaluation of on-screen performance. This can be done from the Save Config option in the Configuration menu on the maXTouch Studio toolbar. Caution: This unit contains a glass panel in front of the touchscreen. Whilst the glass is To change a parameter, click on the object you wish to alter (e.g. Multiple Touch Touchscreen T100). strengthened to reduce the risk of breakage, care should be taken not to subject the glass to After changing any parameters, click on the Write button of the active window to apply the new settings. excessive force in order to reduce the risk of glass breakage that may result in minor or moderate NOTE: Settings will revert to their defaults when you unplug and re-plug the USB cable unless you click on injury. the Backup button in the Device menu on maXTouch Studio toolbar. To view touches graphically use Touch Reporter in the Tools menu in the toolbar. Default Jumper Settings Restoring Factory Configuration If necessary, the unit may be set back to factory default settings. This may be of use if settings have been changed, and the unit is no longer functioning as intended. Run the maXTouch Studio application and select Configuration from the toolbar. Select Zero Config and then Load Config. From the Open dialog box, navigate to the Default Configuration File folder on the supplied USB memory stick and locate and load the. xcfg file. Assembling the Evaluation Kit When the file is loaded, click on the Device menu on the maXTouch Studio. Attached the ATMXT799TAT PCB (80680) to the ATUSB-I2C-AUTO-PCB (80195) by aligning the pins and Select Backup then select Reset. The default factory settings are now set. PCB edge and sliding into place. Toolbar Object Main Menu Window Copper Flex Panel The supplied adhesive flex panel which can be cut to size, can be used to simulate display load. Connect it to any available GND pin. Before adhering the panel, remember to remove any protective coating from the touchscreen. The supplied configuration is tuned for operation with the flex panel in place, for optimum Additional Information performance please use the flex panel. More information about this product can be found within the Datasheet and Protocol Guide. These and further information about maXTouch Studio are available from your Microchip representative. Evaluation Software A PC application: maXTouch Studio Lite is included to facilitate evaluation of the product. The information sheet gives only a brief overview of the maXTouch Studio operation. The Lite version of the tool supplied on the USB memory stick allows viewing of messages and objects and loading of the configuration files. To tune and change objects, a full version of the tool is available for download. Please contact your local Microchip representative for details. Insert the supplied USB Memory Stick into the PC. Double click and install the software for maXTouch Studio. Connect the supplied USB cable to the ATMXT799TAT PCB assembly and to any available USB port. NOTE: If this is the first time the tool has been run, then perform the following steps: In maXTouch Studio toolbar select the menu Server > Load Bridge Client Open the BridgeClients folder and select BridgeClientNet.exe Click the Open button the Bridge Client will load. Select Server > Hide Bridge Client (do NOT close (red X) the Bridge Client window).