DRV8803 Datasheet, PDF (12/26 Pages) Texas Instruments – QUAD LOW-SIDE DRIVER IC

The Windows Application
3.3 DRV8805
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Figure 8. DRV8805 Tab
The DRV8805 tab contains a diagram of the device which includes pin control and information about
control signals including: nENBL, RESET, SM1, SM0, DIR, and STEP. It also includes corresponding
controls to these pins (Enable Motor button, Reset button, Motor Direction radio buttons, Microstepping
radio buttons, and Pulse 1 step button).
Stepper control is implemented by controls in group boxes including: Motor Control, Speed Control, and
Acceleration control.
The DRV8805 tab also contains a look up table detailing the functionality of pins SM1 and SM0.
12
SLVU574A – September 2011 – Revised June 2012
Copyright © 2011–2012, Texas Instruments Incorporated
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