Click here to ask about the production status of specific part numbers. Evaluates: DS2485 DS2485 Evaluation Kit General Description Quick Start The DS2485 evaluation (EV) kit provides the hard- Required Equipment ware and software necessary to exercise the features DS2485 EV kit with accompanying software and of the DS2485. The EV kits main hardware consists USB driver of a DS9481P-300 USB-to-1-Wire adapter and two PC with Windows 10, Windows 8, or Windows 7 DS9121BQ socket boards. Both the DS2485 and operating systems DS28E07 devices are included for evaluation. The soft- ware runs on Windows 10, Windows 8, and Windows 7 System with spare USB 2.0 or higher port operating systems and provides a graphical user interface Software and Hardware Installation and Setup (GUI) to exercise the features of the DS2485. 1) Ensure that there are no other USB devices plugged Features in before installing the software (keyboard, mouse, USB drives, and printers do not apply). Provides the Ability to Exercise All Functional Commands 2) Navigate to the DS2485 product page and download the EV kit software zip file. Quickly Create, Save, and Load Custom 1-Wire Scripts 3) Fully unzip the EV kit software. NOTE: Running the setup from within the zip window Customizable Timings Allow for Various 1-Wire without fully extracting it may cause installation Configurations such as Long Lines issues. Make sure that the files are unzipped to a Flexible Timings Ensure Support for Existing and folder before proceeding. Future Devices 4) Navigate to the USB driver folder. 2 Alterable I C Address Ensures a Conflict-Free 5) Right-click on install.bat and then choose Run as Environment administrator. Easily Discover Connected 1-Wire Devices with 6) Click Install when prompted to install the USB de- Built-in Search ROM Accelerator vice driver. GPIO Allows External Control or Signaling 7) Install the jumpers as described in Table 1 and refer- Fully Compliant with USB Specification v2.0 ence Figure 1 for their locations. 8) Insert a DS2485 IC into one of the DS9121BQ DS2485 EV Kit Contents boards and connect it to the DS9481P-300 as shown in Figure 2. QTY DESCRIPTION IMPORTANT: The pin 1 indicator is on the PCBs 1 DS9481P-300 USB-to-1-Wire Adapter silkscreen and is located on the lower left-hand 2 DS9121BQ Socket Board corner. Do not use the dimple inside the socket as 5 DS2485Q+U the pin 1 indicator. 5 DS28E07Q+U 9) Insert a DS28E07 IC into the remaining DS9121BQ board and connect it to J1 of the DS2485s 1 USB Type-A to Micro-USB Type-B Cable DS9121BQ board as shown in Figure 2. 10) The board containing the DS2485 must be directly Ordering Information appears at end of data sheet. connected to the DS9481P-300 for the system to work properly. 1-Wire is a registered trademark of Maxim Integrated Products, Inc. Windows is a registered trademark of Microsoft Corporation. 319-100763 Rev 0 5/21Evaluates: DS2485 DS2485 Evaluation Kit Table 1. DS9121BQ Socket Board Jumper Settings REFERENCE DESIGNATOR JUMPER SETTING NOTES JB1, JB3, and JB4 Installed DS2485 board JB2 and JB5 Not installed DS2485 board JB1, JB2, JB3, and JB4 Not installed DS28E07 board JB5 Installed DS28E07 board Figure 1. DS9121BQ Socket Board Figure 2. Board Connectivity Maxim Integrated 2 www.maximintegrated.com