3.3.1 Standard Pinout for TPI

Table 3-3. Xplained Nano Standard Pinout for TPI

Pin Number	Name	Description
1	RST	Reset line
2	TPID	TPI Program data line
3	TPIC	TPI Program clock output
4	NC	No Connect
5	VREG	Regulated voltage or VUSB if no regulator present
6	UART RX	mEDBG UART RX line
7	UART TX	mEDBG UART TX line
8	CLK	mEDBG clock output
9	GND	Ground
10	VUSB	USB voltage