diff --git a/inc/MicroBitPin.h b/inc/MicroBitPin.h
index e4ba2fd..a6381e1 100644
--- a/inc/MicroBitPin.h
+++ b/inc/MicroBitPin.h
@@ -154,6 +154,11 @@ class MicroBitPin : public MicroBitComponent
       * @param period The new period for the analog output in milliseconds.
       */   
     void setAnalogPeriod(int period);
+
+    /**
+     * Same thing as setAnalogPeriodUs, but with microseconds.
+     */
+    void setAnalogPeriodUs(int period);
 };
 
 #endif
diff --git a/source/MicroBitPin.cpp b/source/MicroBitPin.cpp
index 9d03e8c..17302a5 100644
--- a/source/MicroBitPin.cpp
+++ b/source/MicroBitPin.cpp
@@ -205,11 +205,18 @@ int MicroBitPin::isTouched()
   * If this pin is not configured as an analog output, the operation
   * has no effect.
   *
-  * @param period The new period for the analog output in milliseconds.
-  */   
-void MicroBitPin::setAnalogPeriod(int period)
+  * @param period The new period for the analog output in microseconds.
+  */
+void MicroBitPin::setAnalogPeriodUs(int period)
 {
     if (status & IO_STATUS_ANALOG_OUT)
-        ((DynamicPwm *)pin)->setPeriodUs(period*1000);
-   
+        ((DynamicPwm *)pin)->setPeriodUs(period);
+}
+
+/**
+ * Same thing as setAnalogPeriodUs, but with milliseconds.
+ */
+void MicroBitPin::setAnalogPeriod(int period)
+{
+    setAnalogPeriodUs(period*1000);
 }