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ina219.py
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ina219.py
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"""Sample code and test for adafruit_in219"""
# Reads all voltage and current sensors for two I2C buses
import time
import sys
#import board
import busio
from adafruit_extended_bus import ExtendedI2C as I2C
from adafruit_ina219 import INA219
from adafruit_ina219 import ADCResolution, BusVoltageRange
if __name__ == "__main__":
# print 'Length: ', len(sys.argv)
buses = [1, 3] # default I2C buses
single = False
one = two = three = four = five = six = seven = eight = 0
if (len(sys.argv)) > 1:
# print("There are arguments!", file=sys.stderr)
# if (('a' == sys.argv[1]) or ('afsk' in sys.argv[1])):
# print(sys.argv[1])
buses[0] = int(sys.argv[1], base=10)
if (len(sys.argv)) > 2:
buses[1] = int(sys.argv[2], base=10)
if (len(sys.argv)) > 3:
if sys.argv[3] == "s":
single = True
# print(buses[0])
# print(buses[1])
addresses = [0x40, 0x41, 0x44, 0x45] #INA219 addresses on the bus
# print("buses: ", buses, " addr: ", addresses, file=sys.stderr)
# config
# for x in buses:
# try:
# i2c_bus = I2C(x) # Device is /dev/i2c-x
# for y in addresses:
# print(x,y)
# try:
# Create library object using Extended Bus I2C port
# print("bus: ", x, " addr: ", y)
# if x == 0 and y == 0x45:
# print("Reading INA219 in MoPower Board")
# i2c_bus = I2C(1)
# ina219 = INA219(i2c_bus, 0x4a)
# else:
# ina219 = INA219(i2c_bus, y)
# print("ina219 test")
# print("Configuring")
# optional : change configuration to use 32 samples averaging for both bus voltage and shunt voltage
# ina219.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
# ina219.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
# optional : change voltage range to 16V
# ina219.bus_voltage_range = BusVoltageRange.RANGE_16V
# except:
# print("Python Error 2", file=sys.stderr, flush=True)
# except:
# print("Python Error 1", file=sys.stderr, flush=True)
# No try checking yet
# if buses[0] == 0 and addresses[0] == 0x45:
# print("Reading INA219 in MoPower Board")
# ina219_one = INA219(I2C(1), 0x4a)
# else:
if (buses[0] != -1):
try:
i2c_one = I2C(buses[0])
try:
ina219_one = INA219(i2c_one, addresses[0])
ina219_one.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_one.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_one.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
one = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
one = 0
try:
ina219_two = INA219(i2c_one, addresses[1])
ina219_two.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_two.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_two.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
two = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
two = 0
try:
ina219_three = INA219(i2c_one, addresses[2])
ina219_three.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_three.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_three.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
three = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
three = 0
try:
ina219_four= INA219(i2c_one, addresses[3])
ina219_four.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_four.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_four.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
four = 1
except:
four = 0
# print("Python Error 3", file=sys.stderr, flush=True)
except:
print("Python Error 5", file=sys.stderr, flush=True)
if (buses[1] != -1):
try:
i2c_two = I2C(buses[1])
# print(i2c_two)
try:
ina219_five = INA219(i2c_two, addresses[0])
ina219_five.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_five.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_five.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
five = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
five = 0
try:
ina219_six = INA219(i2c_two, addresses[1])
ina219_six.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_six.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_six.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
six = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
six = 0
try:
ina219_seven = INA219(i2c_two, addresses[2])
ina219_seven.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_seven.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_seven.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
seven = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
seven = 0
try:
ina219_eight = INA219(i2c_two, addresses[3])
ina219_eight.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_eight.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_eight.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
eight = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
eight = 0
except:
print("Python Error 5", file=sys.stderr, flush=True)
while True:
error = 0
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_one.bus_voltage), "{:6.3f} ".format(ina219_one.current) , end = '')
except:
try:
ina219_one = INA219(i2c_one, addresses[0])
ina219_one.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_one.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_one.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_one.bus_voltage), "{:6.3f} ".format(ina219_one.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_two.bus_voltage), "{:6.3f} ".format(ina219_two.current) , end = '')
except:
try:
ina219_two = INA219(i2c_one, addresses[1])
ina219_two.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_two.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_two.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_two.bus_voltage), "{:6.3f} ".format(ina219_two.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_three.bus_voltage), "{:6.3f} ".format(ina219_three.current) , end = '')
except:
try:
ina219_three = INA219(i2c_one, addresses[2])
ina219_three.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_three.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_three.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_three.bus_voltage), "{:6.3f} ".format(ina219_three.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_four.bus_voltage), "{:6.3f} ".format(ina219_four.current) , end = '')
except:
try:
ina219_four= INA219(i2c_one, addresses[3])
ina219_four.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_four.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_four.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_four.bus_voltage), "{:6.3f} ".format(ina219_four.current) , end = '')
error = 1
except:
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_five.bus_voltage), "{:6.3f} ".format(ina219_five.current) , end = '')
except:
try:
ina219_five = INA219(i2c_two, addresses[0])
ina219_five.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_five.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_five.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_five.bus_voltage), "{:6.3f} ".format(ina219_five.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_six.bus_voltage), "{:6.3f} ".format(ina219_six.current) , end = '')
except:
try:
ina219_six = INA219(i2c_two, addresses[1])
ina219_six.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_six.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_six.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_six.bus_voltage), "{:6.3f} ".format(ina219_six.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_seven.bus_voltage), "{:6.3f} ".format(ina219_seven.current) , end = '')
except:
try:
ina219_seven = INA219(i2c_two, addresses[2])
ina219_seven.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_seven.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_seven.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_seven.bus_voltage), "{:6.3f} ".format(ina219_seven.current) , end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
try:
time.sleep(0.01)
print("{:6.3f} ".format(ina219_eight.bus_voltage), "{:6.3f} ".format(ina219_eight.current), end = '')
except:
try:
ina219_eight = INA219(i2c_two, addresses[3])
ina219_eight.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_eight.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S
time.sleep(0.001)
ina219_eight.bus_voltage_range = BusVoltageRange.RANGE_16V
time.sleep(0.01)
print("{:6.3f} ".format(ina219_eight.bus_voltage), "{:6.3f} ".format(ina219_eight.current), end = '')
error = 1
except:
# print("Python Error 3", file=sys.stderr, flush=True)
print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')
if (error == 0):
print(" ")
else:
print("Python Error Recovered!")
if not single:
inp = input()
# print(inp)
else:
break