Luckfox has recently released the Luckfox Nova Audio IoT board built around the Rockchip RK3308B quad-core 64-bit Arm ...

But since SFP ports can’t supply power to other devices, a good ol’ RJ45-based network stack is your best bet if you want to include PoE support in your local server. Contrary to what you’d ...

So he removed the RJ45 jack from the LAN8720 completely, and wired that directly to the connector on the PoE board. Helpfully, the PoE board had all the pins labeled on the bottom side so this ...