Mcu Debug Port; Mcu Download Port - Nexcom nROK 7251 Series User Manual

Chapter 3: Jumpers and Switches

MCU Debug Port

Connector size: 1 x 3 = 3-pin header
Connector location: JP2
1 3
Pin Definition
1 TX
2 RX
3 GND
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MCU Download Port

Connector size: 2 x 4 = 8-pin header
Connector location: JP4
1 7
2 8
Pin Definition
1 3.3V
3 MCU_TCK
5 MCU_RST
7 MCU_TMS
30
Pin Definition
2 MCU_TRST
4 MCU_TDO
6 MCU_TDI
8 GND
nROK 7251 Series User Manual