Hc-12 Firmware (2026)

Happy (wireless) hacking!

The HC-12 is a beloved module in the maker community. For less than $5, it gives you a powerful, half-duplex UART serial wireless bridge capable of transmitting up to 1km in open air. hc-12 firmware

The ST-Link is a tiny investment, and the learning curve is shallow. Once you’ve flashed your first HC-12, you’ll never look at a “dumb” radio module the same way again. Happy (wireless) hacking

But here’s the secret most hobbyists miss: it gives you a powerful