Evaluates: MAX31730 MAX31730 Evaluation Kit General Description Features The MAX31730 evaluation kit (EV kit) provides Easy Evaluation of the MAX31730 the hardware and software graphical user inter- Three External Diode-Connected Transistors face (GUI) necessary to evaluate the MAX31730 EV Kit Hardware is USB Powered (USB Cable 3-channel remote temperature sensor in a MAXM Included) or TDFN package. The EV kit includes a MAX31730 USB HID Interface installed, as well as three external diode-connected tran- 2 sistors and a USB-to-SMBus/I C interface. Windows XP - and Windows 7-Compatible Software EV Kit Contents RoHS Compliant Assembled circuit board including MAX31730 Proven PCB Layout Mini USB cable Fully Assembled and Tested Ordering Information appears at end of data sheet. MAX is a registered trademark of Maxim Integrated Products, Inc. Windows and Windows XP are registered trademarks and registered service marks of Microsoft Corporation. MAX31730U EV Kit Photo 19-6768 Rev 1 6/15Evaluates: MAX31730 MAX31730 Evaluation Kit EV Kit Files FILE DESCRIPTION MAX31730EVKitSetup.EXE Application Program Note: The .EXE is downloaded as a .ZIP file. 7) Follow the instructions on the installer and once Quick Start complete, click Finish. The default location of the GUI Required Equipment is in the program files directory. MAX31730 EV Kit Hardware 8) When the GUI appears, the text in the bottom right-hand corner should display EV Kit Hardware Windows XP or Windows 7 PC Connected. The com LED (D21) on the EV kit board Spare USB port should turn green. Mini USB cable (included) Detailed Description of Software Note: In the following sections, software-related items are Software Startup identified by bolding. Text in bold refers to items directly from the install or EV kit software. Text in bold and under If the MAX31730 EV kit is connected when the software lined refers to items from the Windows operating system. is opened, the software first initializes the hardware to communicate. The software then searches for all slave Procedure 2 addresses on the I C bus and connects to the first valid The EV kit is fully assembled and tested. Follow the steps slave address. The GUI displays EV Kit Hardware below to verify board operation: Connected in the bottom right-hand corner. If the EV kit 1) Ensure that jumpers/shunts (J22, J1J3) are installed. is not connected on software startup, the GUI populates 2) Set the EV kit hardware on a nonconductive with default EV kit values. Once the EV kit is connected, surface to ensure that nothing on the PCB gets shorted the GUI executes the sequence above. together. Menu and Status Bar 3) Prior to starting the GUI, connect the EV kit The File menu item contains save and load options. To hardware to a PC using the supplied Mini-USB cable, or save the current GUI configuration, select Save Config or equivalent. The power LED (D20) should be green Save Config As. This saves all the configuration registers and the com LED (D21) should be red and slowly flash to an XML file. If a device is connected, this reads and orange. saves data directly from the device otherwise, it saves 4) Windows should automatically begin installing the the configuration that is currently displayed on the GUI. necessary device driver. The USB interface of the Load Config writes all the configuration data stored in the EV kit hardware is configured as an HID device and XML file to the device and then performs a read to update therefore does not require a unique/custom device the GUI with the new values. If a device is not connected, driver. Once the driver installation is complete, a Load Config writes to a virtual device and displays the Windows message appears near the System data on the GUI. The Device menu item allows the user Icon menu indicating that the hardware is ready to connect to a desired device. Find Slave Addresses to use. Do not attempt to run the GUI prior to this 2 searches for all slave addresses connected to the I C message. If you do, you must close the application and restart it once the driver installation is complete. On bus. To select a device, click Select Slave Address and all the slave addresses found are shown and are select- some versions of Windows, administrator privileges may be required to install the USB device. able. The Options menu contains the Polling Rate option and the Log Polling Data to File option. The Polling 5) Once the device driver installation is complete. Visit www.maximintegrated.com/evkitsoftware to Rate sets the delay between reads. To save the polling download the latest version of the EV kit software, data to a CSV file, check the Log Polling Data to File MAX31730EVKitSetup.ZIP. Save the EV kit software option and then click Start Polling to select a name for to a temporary folder. the file and begin reading. 6) Unzip the .ZIP file and double-click the .EXE file to run the installer. A message box stating: The publisher could not be verified. Are you sure you want to run this software may appear. If so, click Yes. Maxim Integrated 2 www.maximintegrated.com