Update Servo.h

Author: Machinelearning3Dprinting

src/Servo.h

@@ -83,8 +83,9 @@
 #define MAX_PULSE_WIDTH      2400     // the longest pulse sent to a servo 
 #define DEFAULT_PULSE_WIDTH  1500     // default pulse width when servo is attached
 #define REFRESH_INTERVAL    20000     // minimum time to refresh servos in microseconds 
-//1/0.02s = 50Hz
-//1/333Hz = 0.003003s * 1000000µs = 3003µs for a refesh rate
+                                      //20000µs/1000000µs = 0.02s
+                                      //1/0.02s = 50Hz
+                                      //1/333Hz = 0.003003s * 1000000µs = 3003µs for a refesh rate
 
 #define SERVOS_PER_TIMER       12     // the maximum number of servos controlled by one timer 
 #define MAX_SERVOS   (_Nbr_16timers  * SERVOS_PER_TIMER)