How to flash Arduino Atmega328 via ethernet?

Question

Arduino

Good afternoon. I connected the ethernet module to the weather station on the Arduino and connected it to the router. Can I upload firmware to Arduino via ethernet?
Arduino nano (328)
ENC28J60

Answer 1

In principle it is possible. To do this, you need to write the appropriate bootloader. The standard bootloader works with UART, and the ethernet module communicates via SPI

Answer 2

Start with Connecting the MK from the network