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L6482HTR Fiches technique(PDF) 2 Page - STMicroelectronics

No de pièce L6482HTR
Description  cSPIN?? microstepping motor controller with motion engine and SPI
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6482HTR Fiches technique(HTML) 2 Page - STMicroelectronics

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Contents
L6482
2/73
Doc ID 023768 Rev 2
Contents
1
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.2
Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.3
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4
Pin connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4.1
Pin list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5
Typical applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.1
Device power-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.2
Logic I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.3
Charge pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.4
Microstepping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.4.1
Automatic Full-step and Boost modes . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.5
Absolute position counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.6
Programmable speed profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.6.1
Infinite acceleration/deceleration mode . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.7
Motor control commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.7.1
Constant speed commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.7.2
Positioning commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.7.3
Motion commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.7.4
Stop commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
6.7.5
Step-clock mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
6.7.6
GoUntil and ReleaseSW commands . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
6.8
Internal oscillator and oscillator driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.8.1
Internal oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.8.2
External clock source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26


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