Rare find

OpenGD77. Firmware for DMR transceivers using the NXP MK22 MCU, AT1846S RF chip and HR-C6000 DMR chipset. Including the Radioddiy GD-77, Baofeng DM-1801 and Baofeng RD-5R.

github.com/open-ham/OpenGD77
by @open-ham

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