Merge pull request #226 from WildernessLabs/feature/rtc

added IRealTimeClock interface

Source/Meadow.Contracts/Peripherals/IRealTimeClock.cs

@@ -0,0 +1,25 @@
+using System;
+
+namespace Meadow.Hardware;
+
+/// <summary>
+/// Abstraction for Real-time clock devices
+/// </summary>
+public interface IRealTimeClock
+{
+    /// <summary>
+    /// Stops or starts the clock oscillator
+    /// </summary>
+    public bool IsRunning { get; set; }
+
+    /// <summary>
+    /// Reads the RTC time
+    /// </summary>
+    /// <returns></returns>
+    public DateTimeOffset GetTime();
+    /// <summary>
+    /// Sets the RTC time
+    /// </summary>
+    /// <param name="time"></param>
+    public void SetTime(DateTimeOffset time);
+}