TMC401 change the current of motor

TMC401 change the current of motor

Postby Gavy » 09 Jan 2008, 09:44

Dear Sir
I want to design a driver with TMC401 and TMC249,but how can i control accurately the current of the motor?
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Postby TRINAMIC_BD » 09 Jan 2008, 13:25

For accurate current control, you can use the INA/INB input of the drivers for linear scaling (please see data sheet).
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