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Reverse polarity circuit firmware

Firmware updates are bug fixes and enhancements to the timer. An updated firmware downloaded from may contain device features enhancements that are not available in the prior versions.
  • Download the firmware. (Right click to save)
  • Put the timer into the configuration mode. Connect to the timer's Wi-Fi goto timer's Administration page. In the browser type the address: and click go. That will put the timer into the firmware update mode. Reconnect to Wi-Fi again and goto the timer's Administration page. Click Update Firmware. Select downloaded .hex.bin file and click upload. Once updated click back to return to the timer Administration page and click Restart.
  • This step is only required for UI update and not needed in most cases. To update UI put the timer into Wi-Fi configuration mode. Goto the address Select downloaded .bin file and upload. Wait until units reboot and Wi-Fi network is available again (10-20secs). The update is complete.

Oct 26 2020 - Version C09. Original reverse polarity firmware. Use it to return to the default firmware.
Comments: Update both Firmware and UI.

Oct 26 2020 - Version C13. This firmware would activate forward and reverse action for a set duration with a set pause in between.
Comments: Update both Firmware and UI.

Jan 5 2023 - Version C21.
Comments: Update both Firmware and UI.