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UM1692 Datasheet(PDF) 2 Page - STMicroelectronics

Part # UM1692
Description  The EVAL6472H-DISC can be used together
PDF  42 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1692 Datasheet(HTML) 2 Page - STMicroelectronics

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Contents
UM1692
2/42
DocID025487 Rev 2
Contents
1
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1
Target applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2
Electrical characteristics of the board . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3
Schematic, layout and bill of material . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4
General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.1
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.2
L6472 stepper motor driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
4.2.1
Charge pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.2.2
Advanced current control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.2.3
Overcurrent detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.2.4
Speed profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.3
STM32F105RB microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.4
Firmware loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.4.1
DfuSe installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.4.2
Generate a DFU file from a HEX file . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.4.3
Board settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.4.4
DFU loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.5
Using the EVAL6472H-DISC with the firmware for the GUI (FWGUI) . . . 25
4.5.1
Sanity check of the board with the firmware for the GUI (FWGUI) . . . . 25
4.5.2
Parameters exportation from the GUI to the FW library . . . . . . . . . . . . . 34
4.6
Using the EVAL6472H-DISC with the firmware library . . . . . . . . . . . . . . . 36
4.6.1
FW library package contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
4.6.2
FW L6472 library description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
4.6.3
Demonstration sequence description . . . . . . . . . . . . . . . . . . . . . . . . . . 37
4.6.4
Create a project using the FW library package . . . . . . . . . . . . . . . . . . . 41
5
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
6
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42



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