4.3.2 Board Power Header
J202 enables connection to the ATmega328PB Xplained Mini power system.
J202 Pin | Signal | Description |
---|---|---|
1 | NC | |
2 | VCC_TARGET | The power source selected for the target. (Select by J301.) |
3 | RESET_SENSE | This is a RESET signal monitored by the mEDBG. If pulled low, the target RESET line will be pulled low by the mEDBG. The ATmega32U4 internal pull-up is enabled. This signal is not available during debugging. |
4 | VCC_P3V3 | The 3.3V regulator output |
5 | VCC_P5V0 | The selected power source. (VIN or VBUS selected by J300.) |
6 | GND | |
7 | GND | |
8 | VCC_VIN | The external power source connection. (Connected to J300 pin 3.) |