L6470HTR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

L6470HTR

Fully integrated microstepping motor driver with motion engine and SPI

STMicroelectronics 

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Programming manual

L6470

The F_PWM_INT bits set the integer division factor of PWM frequency generation.

Table 28. PWM frequency: integer division factor

F_PWM_INT

[2 .… 0]

Integer division factor

0

0

0

1

0

0

1

2

0

1

0

3

0

1

1

4

1

0

0

5

1

0

1

6

1

1

0

7

1

1

1

The F_PWM_DEC bits set the multiplication factor of PWM frequency generation.

Table 29. PWM frequency: multiplication factor

F_PWM_DEC [2 .… 0]

Multiplication factor

0

0

0

0.625

0

0

1

0

1

0

0

1

1

1

0

0

0.75

0.875

1

1.25

1

0

1

1.5

1

1

0

1.75

1

1

1

2

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