Unit BLDC Driver

Example

from m5stack import *
from m5ui import *
from uiflow import *
import unit

setScreenColor(0x222222)
bldc_driver_0 = unit.get(unit.BLDC_DRIVER, unit.PORTA)

bldc_driver_0.init_i2c_address(0x65)
bldc_driver_0.set_motor_model(1)
bldc_driver_0.set_mode(0)
while True:
  bldc_driver_0.set_open_loop_pwm(500)
  bldc_driver_0.set_rpm_float(500)
  print((str('rpm value:') + str((bldc_driver_0.get_read_back_rpm_str))))
  print((str('pwm value:') + str((bldc_driver_0.get_open_loop_pwm))))
  wait_ms(2)

API

bldc_driver_0.init_i2c_address(0x65)

• Initialize BLDC Driver and Set I2C Address

print((str('Version:') + str((bldc_driver_0.get_device_spec(0xFE)))))

• Get Current Version of the Device
  • FIRMWARE_VERSION
  • I2C_ADDRESS

print((str('Current direction:') + str((bldc_driver_0.get_motor_current_direction))))

• Get Current Rotation Direction of the Motor

print((str('Current mode:') + str((bldc_driver_0.get_current_mode))))

• Get Current Mode

print((str('Mofot Current mode:') + str((bldc_driver_0.get_motor_current_model))))

• Get Current Operating Mode of the Motor

print((str('pole pairs:') + str((bldc_driver_0.get_motor_pole_pairs))))

• Get Pole Pair Number of the Motor

print((str('PID value:') + str((bldc_driver_0.get_pid_value))))

• Get PID Controller Parameter Values

print((str('dutycycle value:') + str((bldc_driver_0.get_open_loop_pwm))))

• Get PWM Duty Cycle Value in Open-Loop Mode

print((str('freq value') + str((bldc_driver_0.get_read_back_freq_float))))

• Get Feedback Frequency Value (Floating-Point Format)

print((str('freq value:') + str((bldc_driver_0.get_read_back_freq_int))))

• Get Feedback Frequency Value (Integer Format)

print((str('freq value:') + str((bldc_driver_0.get_read_back_freq_str))))

• Get Feedback Frequency Value (String Format)

print((str('freq value:') + str((bldc_driver_0.get_read_back_freq_float))))

• Get Feedback Speed Value (RPM, Floating-Point Format)

print((str('rpm value:') + str((bldc_driver_0.get_read_back_rpm_int))))

• Get Feedback Speed Value (RPM, Integer Format)

print((str('rpm value:') + str((bldc_driver_0.get_read_back_rpm_str))))

• Get Feedback Speed Value (RPM, String Format)

print((str('rpm value:') + str((bldc_driver_0.get_read_back_rpm_float))))

• Get Set Speed Value (RPM, Floating-Point Format)

print((str('rpm value:') + str((bldc_driver_0.get_rpm_int))))

• Get Set Speed Value (RPM, Integer Format)

print((str('motor status:') + str((bldc_driver_0.get_motor_status))))

• Get Current Status of the Motor

bldc_driver_0.save_data_in_flash()

• Save Current Motor Data to Flash Memory

bldc_driver_0.set_direction(0)

• Set Motor Rotation Direction to Forward
  • FORWARD
  • BACKWARD

bldc_driver_0.set_i2c_address(0x65)

• Set I2C Address of the Device

bldc_driver_0.set_mode(0)

• Set Motor Mode
  • OPEN_LOOP
  • COLSE_LOOP

bldc_driver_0.set_motor_model(0)

• Set Motor Speed Mode
  • LOW_SPEED
  • HIGH_SPEED

bldc_driver_0.set_open_loop_pwm(500)

• Set PWM Duty Cycle in Open-Loop Mode

bldc_driver_0.set_pid_value(14200, 5536, 1580)

• Set PID Controller Parameters

bldc_driver_0.set_pole_pairs(7)

• Set Pole Pair Number of the Motor

bldc_driver_0.set_rpm_float(500)

• Set Motor Speed (Floating-Point Format)

bldc_driver_0.set_rpm_int(500)

• Set Motor Speed (Integer Format)