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8 years ago · 9689fbf5ea
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@ -13,6 +13,8 @@ It appears to be using an integrated ARM M7 built into the HR-C3000.
 The programming cable is actually a common USB to TTL serial interface (**not** an actual USB device).
 It's still not impossible the radio could appear as a DFU usb device for upgrades however.

+There is an unused ribbon connector on the front side of the mainboard.
+
 ## Boot Modes

 Different boot modes seem to be available: