EVAL6470H Datasheet, PDF (51/70 Pages) STMicroelectronics – dSPIN fully integrated microstepping motor driver with motion engine and SPI

L6470
Programming manual
Table 26. Programmable power bridge output slew rate values
POW_SR
Output slew rate ⁽¹⁾
[1..0]
[V/µs]
0
0
320
0
1
75
1
0
110
1
1
260
1. See S_{Rout_r} and S_{Rout_f} parameters in Table 5 for details.
The EN_VSCOMP bit sets whether the motor supply voltage compensation is enabled or
not.
Table 27. Motor supply voltage compensation enable
EN_VSCOMP
Motor supply voltage compensation
0
Disabled
1
Enabled
The F_PWM_INT bits set the integer division factor of PWM frequency generation.
Table 28.
0
0
0
0
1
1
1
1
PWM frequency: integer division factor
F_PWM_INT
[2..0]
Integer division factor
0
0
1
0
1
2
1
0
3
1
1
4
0
0
5
0
1
6
1
0
7
1
1
The F_PWM_DEC bits set the multiplication factor of PWM frequency generation.
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