Cannot flash Arduino when Tx pin is connected to Mic

KDMcMullan / HaMQTT

An MQTT Interface to an Amateur Radio Station

Creative Commons Zero v1.0 Universal

0 stars 0 forks source link

Cannot flash Arduino when Tx pin is connected to Mic #6

Open KDMcMullan opened 2 weeks ago

KDMcMullan commented 2 weeks ago

It is believed that the Mic is holding the Tx pin, and the pin is required for flashing new firmware. A jumper has been added, but this may benefit from a resistor between Tx and the Mic.