I think there is a tutorial by @jvanier.
Since the JTAG/SWD pins are on the same spot on both device types you can use the Photon Programmer Shield just the same with the Electron.
I think there is a tutorial by @jvanier.
Since the JTAG/SWD pins are on the same spot on both device types you can use the Photon Programmer Shield just the same with the Electron.