UIFlow Guide
UiFlow1 Quick Start
2. Firmware & Program 1.0
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Event
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Module
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UiFlow2 Quick Start
2. Firmware & Program 2.0
Desktop IDE
Unit AC Measure
Example
Measure current and voltage
from m5stack import *
from m5ui import *
from uiflow import *
import time
import unit
setScreenColor(0x000000)
ac_measure_0 = unit.get(unit.AC_MEASURE, unit.PORTA)
isdata = None
ac_measure_0.init_i2c_address(0x42)
print((str('FW VER:') + str((ac_measure_0.get_device_status(0xFE)))))
while True:
isdata = ac_measure_0.get_data_ready()
if isdata:
print((str('VOLTAGE:') + str((ac_measure_0.get_voltage_str()))))
print((str('CURRENT:') + str((ac_measure_0.get_current_str()))))
print((str('POWER:') + str((ac_measure_0.get_active_power_str()))))
print((str('KW/H') + str((ac_measure_0.get_kwh_str()))))
wait(1)
wait_ms(2)API
ac_measure_0.init_i2c_address(0x42)- Initialize AC Measure Unit
print((str('ready:') + str((ac_measure_0.get_data_ready()))))- Data Ready Status Check
print((str('active power:') + str((ac_measure_0.get_active_power_str())))) - Get Active Power
print((str('active power raw:') + str((ac_measure_0.get_active_power_byte()))))- Get Raw Active Power Data
print((str('apparent power:') + str((ac_measure_0.get_apparent_power_str()))))- Get Apparent Power
print((str('apparent power raw:') + str((ac_measure_0.get_apparent_power_byte()))))- Get Raw Apparent Power Data
print((str('current:') + str((ac_measure_0.get_current_str()))))- Get Current Value
print((str('current coefficient:') + str((ac_measure_0.get_current_coeff()))))- Get Current Calibration Coefficient
print((str('current raw:') + str((ac_measure_0.get_current_byte()))))- Get Raw Current Data
print((str('firmware:') + str((ac_measure_0.get_device_status(0xFE)))))- Get Firmware Version
print((str('kw:') + str((ac_measure_0.get_kwh_str()))))- Get Cumulative Energy (kWh)
print((str('kw raw:') + str((ac_measure_0.get_kwh_byte()))))- Get Raw Energy Data (kWh)
print((str('power factor:') + str((ac_measure_0.get_power_factor_str()))))- Get Power Factor
print((str('power factor raw:') + str((ac_measure_0.get_power_factor_byte()))))- Get Raw Power Factor Data
print((str('voltage:') + str((ac_measure_0.get_voltage_str()))))- Get Voltage Value (Volts)
print((str('voltage coefficient:') + str((ac_measure_0.get_voltage_coeff()))))- Get Voltage Calibration Coefficient
print((str('voltage raw:') + str((ac_measure_0.get_voltage_byte()))))- Get Raw Voltage Data
ac_measure_0.set_current_coeff(100)- Set Current Calibration Coefficient
ac_measure_0.set_i2c_address(0x42)- Set I2C Communication Address
ac_measure_0.set_save_coeff()- Save Calibration Coefficients to NVM
ac_measure_0.set_voltage_coeff(100)- Set Voltage Calibration Coefficient