ATtiny104 Xplained Nano

5.2 Virtual COM Port

The Embedded Debugger acts as a Virtual Com Port gateway by using one of the ATtiny104 UARTs. For further information on how to use the Virtual COM port, see Mini Embedded Debugger.

Table 5-2. Virtual COM Port Connections
ATtiny104 Pin	Function	Shared Functionality
PB2	UART TXD (ATtiny104 TX line)	mEDBG CDC RX
PB3	UART RXD (ATtiny104 RX line)	mEDBG CDC TX

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