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UM1771
User manual
EVAL6474H-DISC: fully integrated microstepping motor driver
based on the L6474 and STM32â¢
Introduction
The EVAL6474H-DISC is a low cost development tool based on the L6474 and STM32â¢.
It is an ideal starter kit for both beginners and experienced users, it is autonomous and can
be used with a software interface, or it can be used with custom firmware thanks to the
embedded microcontroller with the 128 kB Flash memory and 64 kB RAM.
Through the available GUI the user can easily set the full configuration of application
parameters.
There are âPlug and Playâ tools suitable for high power solutions thanks to the wide
operating voltage range from 8 V to 45 V and the current capability up to 3 Ar.m.s.
Figure 1. EVAL6474H-DISC board photo
April 2015
DocID026392 Rev 2
1/38
www.st.com
38
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