• ledGreen() : AStar32U4.h
• ledRed() : AStar32U4.h
• ledYellow() : AStar32U4.h
• readBatteryMillivolts() : AStar32U4.h
• readBatteryMillivoltsLV() : AStar32U4.h
• readBatteryMillivoltsLV3() : AStar32U4.h
• readBatteryMillivoltsLV4() : AStar32U4.h
• readBatteryMillivoltsSV() : AStar32U4.h
• usbPowerPresent() : AStar32U4.h