readAttributeDcPowerMax(completionHandler:)
Declaration
func readAttributeDcPowerMax(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeDcPowerMax() async throws -> NSNumberfunc readAttributeDcPowerMax(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeDcPowerMax() async throws -> NSNumber