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Chapter 3: Jumpers and Connectors
MCU Debug Port Jumper
Connector type: 1x3 3-pin header, 2.54mm pitch
Connector location: JP5
1
3
Pin
Definition
1
MCU_TXD
2
MCU_RXD
3
GND
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MCU Download Port
Connector type: 2x4 8-pin header, 1.27mm pitch
Connector location: JP7
2
8
1
7
Pin
Definition
1
3V3ALW
3
MCU_TCK
5
MCU_RST
7
MCU_TMS
26
Pin
Definition
2
MCU_TRST
4
MCU_TDO
6
MCU_TDI
8
GND
VTC 1021 Series User Manual
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