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The method to alter the speed of the motor with EVAL6235Q and how does the external speed loop control work?

KNge.1
Associate II
 
10 REPLIES 10

Yes, I use the TACHO pin from J8 and it is correctly synchronized with H1 signal. Besides, I have added a 0.1 uF capacitor parrallel to the '10 nF' and I got 2.88 ms at the TACHO pin. With this result, I believe the capacitor C11 on the Eval6235Q R1.1 wasn't 10 nF, but only 2 - 4nF.