The SAM E54 Xplained Pro kit can be powered by several power sources, as listed in the table below.
Power Source | Voltage Requirements | Current Requirements | Connector Marking |
---|---|---|---|
External Power | 5V ±2% (±100mV) for USB host operation. 4.3V to 5.5V if a USB host operation is not required. |
In USB host applications a minimum of 1A is recommended to supply the kit and the USB device. Maximum recommended current is 2A. |
PWR |
Embedded debugger USB | 4.4V to 5.25V (according to USB spec.) | 500 mA (according to USB spec.) | DEBUG USB |
Target USB | 4.4V to 5.25V (according to USB spec.) | 500 mA (according to USB spec.) | TARGET USB |
The kit automatically detects which power sources are available and chooses which one to use according to the following priority: