If you purchased firmware and need to flash it then also follow the steps below. (If your current firmware does not support firmware upgrades then follow the steps below)
You can flash this demo firmware to your SmartDeyeDongle. Then use the menu option to configure the wifi.
Next you need to plug it into your inverter and it will read and populate some fields.
Use the “Check” button to look for a firmware upgrade, if it is available then install the upgrade with the update button. It will install the latest firmware and any bugfixes and enhancements.
Troubleshooting:
If you are having any issues with the flasher on this site you can manually download the file for the demo here:
bootstrap14.bin
Flash it to offset 0x000 with the tool below (enable debug mode) and set the speed to the lowest speed (115200)
https://espressif.github.io/esptool-js/
Be sure keep the “boot” button pressed on the Dongle while connecting the USB, keep the button pressed till the flasher starts writing and showing percentages.