Click here for production status of specific part numbers. Evaluates: MAX31889 MAX31889 Evaluation System General Description MAX31889 EV System Files The MAX31889 evaluation system (EV system) provides a FILE DESCRIPTION single platform to evaluate the MAX31889, a temperature MAX31889EVKit.exe PC GUI Program sensor with 0.3C accuracy. The EV system consists of two boards connected through headers, a MAX32630FTHR MAX31889 EVKIT A.zip Sch, BOM, PCB Layout microcontroller board, and the MAX31889 EV kit board. MAX32630FTHR.zip Sch, BOM, PCB Layout The MAX32630FTHR contains the firmware necessary to use the PC GUI program and also provides power to The GUI and other documentation to use this EV System the MAX31889 EV kit board. The MAX31889 EV kit board are available in the MAX31889EVSYS EV System Design ships with jumpers preinstalled to allow quick evaluation of Resources tab. the MAX31889. Features Ordering Information appears at end of data sheet. Easy to Reach Test Points Fully Assembled and Tested Windows 7, 8, and 10-Compatible Software MAX31889 EV System Photo Windows is a registered trademark of Microsoft Corporation. 319-100468 Rev 2 11/20Evaluates: MAX31889 MAX31889 Evaluation System 6) Open the extracted ZIP folder and double-click the .EXE Quick Start file to run the installer. If a message box stating The Required Equipment publisher could not be verified. Are you sure you Note: In the following sections, software-related items want to run this software appears, select the Yes are identified by bold text. Text in bold refers to items option. directly from the install of EV system software. Text that 7) When the installer GUI appears, click Next. Select is bold and underlined refers to items from the Windows the installation paths and whether a shortcut should operating system. be created on the desktop. When prompted, press MAX31889 EV kit board Install. Once complete, click Close. MAX32630FTHR 8) If a shortcut was created, double-click on the shortcut to Micro USB cable start the GUI. Alternatively, go to Start All Programs. Windows PC with USB port Look for the MAX31889EVKitTool folder and click on MicroSD card (optional) the MAX31889EVKitTool.EXE file inside the folder. Lithium-ion battery (optional) 9) When the GUI appears, the text in the right field of the bottom status bar displays Connected. If the GUI Procedure displays Not Connected, ensure the flex PCB is properly The EV system is tested and ships in two pieces: connected and power-cycle the MAX31889 EV system. MAX31889 EV kit board, and MAX32630FTHR. Follow the steps below to verify board operation: Detailed Description of Software 1) Plug the MAX32630FTHR into the MAX31889 EV kit Software Startup board. If the EV system is connected while the software is open, 2) Set the EV system hardware on a nonconductive the software first initializes the hardware to communicate. surface to ensure nothing on the PCBs short together. The software then reads the device registers and updates 3) Connect the EV system hardware to a PC with the all of the associated control fields displayed on the GUI. provided USB cable. Attach the Micro USB end to the Once an EV system is connected, by selecting Enable MAX32630FTHR and the other end to the PC. LED Temperature, the GUI automatically sets the device reg- D1 on the MAX32630FTHR begins blinking light blue. isters and begins taking temperature measurements. 4) Windows should automatically begin installing the If the EV system is not connected on startup, the GUI necessary device driver. Once the driver installation starts up with no devices displayed in the Devices section is complete, a Windows message appears near the of the GUI and no temperature reading in the Selected system icon menu, indicating the hardware is ready Device section. The status bar at the bottom of the GUI to use. Do not attempt to run the GUI prior to this states Not Connected. message. If you do, then close the application and ToolStrip Menu Bar restart it once the driver installation is complete. On some versions of Windows, administrator privileges The ToolStrip menu bar (Figure 1) is located at the top might be required to install the USB device. of the GUI window. This bar comprises the File, Device, Logging, and Help menus whose functions are detailed 5) Once the device drivers have been installed, down- in the following sections. load the software from MAX31889EVSYS EV system Design Resources tab and extract it to a temporary folder. Figure 1. ToolStrip Menu Bar Maxim Integrated 2 www.maximintegrated.com