ST STM32U575I-EV, Руководство пользователя, Страница: 83 / 105

7.33.2 Motor
‑
control I/O interface
The motor
‑
control I/O interface is not connected by default, because it is too high I/O consuming.
Table 64 describes the assignment of the motor
‑
control interface and the I/O function associated with
STM32U575AII6Q.
Table 64. Motor
‑
control terminal and I/O function assignment
CN2 motor
‑
control connector STM32U575AII6Q microcontroller
Terminal Terminal name Port name Function
Alternate
function
Board modification for
enabling motor control
1 Emergency Stop PB6 TIM8_BKIN2 -
Close SB43
Remove SB41
(MDF1_SDIN5)
2 GND - GND - -
3 PWM_1H
PC6
TIM8_CH1 -
Close SB29
TKEY always connected
with serial resistor R21
(10K)
4 GND - GND - -
5 PWM_1L PA7 TIM8_CH1N -
Close SB61
Remove R159 (Octo
‑
SPI)
6 GND - GND - -
7 PWM_2H
PC7
TIM8_CH2 -
Close SB30
TKEY_CS always
connected with capacitor
to GND
8 GND - GND - -
9 PWM_2L PB0 TIM8_CH2N -
Close SB50
Remove R152 (Octo
‑
SPI)
10 GND - GND - -
11 PWM_3H
PC8
TIM8_CH3 -
Close SB80
Open SB84 (SDIO)
12 GND - GND - -
13 PWM_3L PB1 TIM8_CH3N -
Close SB54
Remove R155 (Octo
‑
SPI)
14 Bus Voltage PA4 ADC1_IN9 -
Close SB17
Open SB18 STMod+ or no
daughterboard
Open SB16 or no
ADC/DAC on CN8
15 PhaseA PC0 ADC1_IN1 -
Close SB63
Remove R160 (Octo
‑
SPI)
16 PhaseA current- - GND - -
17 PhaseB PC1 ADC1_IN2 -
Close SB66
Remove R163 (Octo
‑
SPI)
18 PhaseB current- - GND - -
19 PhaseC PC2 ADC1_IN3 -
Close SB73
Remove R162 (Octo
‑
SPI)
STM32U575I-EV
Motor control
UM2854 - Rev 1
page 83/105