diff --git a/ESP-IDF_Robot/main/motor_controls.h b/ESP-IDF_Robot/main/motor_controls.h
index 344984822..1ed10d54b 100644
--- a/ESP-IDF_Robot/main/motor_controls.h
+++ b/ESP-IDF_Robot/main/motor_controls.h
@@ -4,8 +4,10 @@
 // Interpolate value (x) based on raw reading, min/max limits.
 /*
 
-    Joystick scale:     4096    2048   0
-    PWM scale:          8191    4096   0
+    Joystick scale:     4096    2048        0
+    PWM scale:          8191    4096        0
+
+    PWM Output:         +8191       0   -8191
 */
 static int interpolate_raw_val (int raw) {
     int x;