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UM1756 Datasheet(PDF) 2 Page - STMicroelectronics

Part # UM1756
Description  The EVAL6480H-DISC and EVAL6482H-DISC are low cost development tools based
PDF  49 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1756 Datasheet(HTML) 2 Page - STMicroelectronics

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Contents
UM1756
2/49
DocID026263 Rev 2
Contents
1
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2
Board specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.1
EVAL6480H-DISC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.2
EVAL6482H-DISC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3
General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.1
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.2
L6480 and L6482 stepper motor controller . . . . . . . . . . . . . . . . . . . . . . . 19
3.3
Charge pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4
Device configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.1
Gate drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.2
Voltage mode driving (EVAL6480H-DISC) . . . . . . . . . . . . . . . . . . . . . . . . 22
Advanced current control (EVAL6482H-DISC) . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.3
Overcurrent protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.4
Stall detection (EVAL6480H-DISC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5
Programming section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.1
STM32F105RB microcontroller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.2
Firmware loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5.2.1
DfuSe installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5.2.2
Generate a DFU file from a HEX file . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5.2.3
Board settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5.2.4
DFU loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.3
Using the EVAL6480H-DISC or EVAL6482H-DISC with the firmware
for the GUI (FWGUI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.3.1
Sanity check of the board with the firmware for the GUI (FWGUI) . . . . 34
5.3.2
Parameters exportation from the GUI to the FW library . . . . . . . . . . . . . 40



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