diff --git a/docs/html/jetgpio_8h.html b/docs/html/jetgpio_8h.html
index 4a93bd0..7aa05fd 100644
--- a/docs/html/jetgpio_8h.html
+++ b/docs/html/jetgpio_8h.html
@@ -401,7 +401,7 @@ <h2 class="memtitle"><span class="permalink"><a href="#a982f8292ecf78abc5bdeeb33
 <dl class="params"><dt>Parameters</dt><dd>
   <table class="params">
     <tr><td class="paramname">gpio</td><td>(15 Orin only), 32, 33 </td></tr>
-    <tr><td class="paramname">frequency</td><td>25Hz to 200 kHz </td></tr>
+    <tr><td class="paramname">frequency</td><td>25Hz to 200 kHz on Nano and 400 Hz to 1595 kHz on Orin </td></tr>
   </table>
   </dd>
 </dl>
diff --git a/jetgpio.h b/jetgpio.h
index b5cd543..1c9bfa3 100644
--- a/jetgpio.h
+++ b/jetgpio.h
@@ -496,7 +496,7 @@ int gpioSetPWMfrequency(unsigned gpio, unsigned frequency);
 /**<
  * @brief Sets the frequency in hertz to be used for the GPIO.
  * @param gpio (15 Orin only), 32, 33
- * @param frequency 25Hz to 200 kHz
+ * @param frequency 25Hz to 200 kHz on Nano and 400 Hz to 1595 kHz on Orin
  * @return Returns 1 if OK, a negative number otherwise
  *
  * @code gpioSetPWMfrequency(32, 10000); // Setting up PWM frequency=10kHz @ pin 32 @endcode
diff --git a/orin.c b/orin.c
index d8c3db8..ab7f22e 100644
--- a/orin.c
+++ b/orin.c
@@ -2101,7 +2101,7 @@ int gpioSetPWMfrequency(unsigned gpio, unsigned frequency) {
       printf("Only gpio numbers 15, 32 and 33 are accepted\n");
     }		
   }
-  else {printf("Only frequencies from 25 to 200000 Hz are allowed\n");
+  else {printf("Only frequencies from 400 to 1595000 Hz are allowed\n");
     status =-2;}
   return status;
 }