Power supply Interface Specification
Power of the CPU board shall be supplied from AC-DC adaptor or battery.
(1) Connector specification
- EIAJ RC5320A
- Connector for voltage class 2 (3.15V<vin<6.3V)
- Outer: Minus, Inner: Plus
In addition, DC jack can be equipped with another board to supply for the CPU board
(2) Direction of Power Supply
VBAT pin of the extended connector shall supply the power from the extended board to the CPU board. Other power pins shall supply the power from the CPU board to the extended board.
The following diode is recommended to be inserted into the power line.
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