# Impinj R220

<span style="white-space: pre-wrap;">The Impinj R220 is a two port reader designed for applications that require 2 antennas (or fewer), such as choke-points, overhead readers, or smart shelving. </span>

##### ****Updating Firmware****

<span style="white-space: pre-wrap;">To update the firmware on an Impinj Speedway Revolution R220 reader, you can use either the Web UI or a USB flash drive. The Web UI method involves connecting the reader to your network, logging in, and selecting the "Reader Upgrade" option to upload the firmware. The USB flash drive method requires formatting the drive to </span>[FAT](https://www.google.com/search?rlz=1C1RXQR_enUS1050US1050&cs=0&sca_esv=503f905593dc3832&q=FAT&sa=X&ved=2ahUKEwjFyMf7rduNAxWKJEQIHToHD-0QxccNegQICBAB&mstk=AUtExfBFqr1VfKB_TW8wrGJF9B5gee6zVSJ9RcE2ZT1wbdsXCTQAuPpAbrM0wQMG6JEuVt9NDj7tbEYogHwJAeF31Y2rvlmRqxaWQ_wI50IlLVET0JeHkxEwkd3aP5Y2xIgTS0Do73yZz0qQad35yRIJX_RBKPzOfyFjzyOB-DLW3bVekv4&csui=3)<span style="white-space: pre-wrap;">, placing the firmware file on the drive, and inserting it into the reader's USB HOST port. </span>

Web UI Method:

1. ****Connect to the reader's Web UI:****<span style="white-space: pre-wrap;"> You can access the Web UI by connecting your computer to the same network as the reader and accessing the reader's IP address in a web browser. The default IP address is typically http://169.254.1.1.</span>
2. ****Log in:****<span style="white-space: pre-wrap;"> Use the default credentials: username "root" and password "impinj".</span>
3. ****Navigate to Reader Upgrade:****<span style="white-space: pre-wrap;"> In the Web UI, locate and select the "Reader Upgrade" section.</span>
4. ****Upload the firmware:****<span style="white-space: pre-wrap;"> Browse for the firmware file on your computer and upload it.</span>
5. ****Upgrade and Reboot:****<span style="white-space: pre-wrap;"> Select the "Upgrade" button and then "Reboot" to apply the new firmware. </span>

USB Flash Drive Method:

1. ****Prepare the flash drive:****<span style="white-space: pre-wrap;"> Format the USB drive to the FAT file system and create the following folder structure: `impinj\\revolution\\upgrade\\images\\`.</span>
2. ****Place the firmware file:****<span style="white-space: pre-wrap;"> Download the firmware file and place it in the `impinj\\revolution\\upgrade\\images\\` folder on the flash drive.</span>
3. ****Insert the flash drive:****<span style="white-space: pre-wrap;"> Insert the flash drive into the reader's USB HOST port.</span>
4. ****Wait for the upgrade:****<span style="white-space: pre-wrap;"> The firmware will automatically upload to the reader.</span>
5. ****Reboot the reader:****<span style="white-space: pre-wrap;"> Manually reboot the reader to complete the firmware update. </span>