From 526439b81328d51b5c76dfef055e694fa02ca8b1 Mon Sep 17 00:00:00 2001 From: alanbjohnston Date: Sun, 30 May 2021 15:46:14 -0400 Subject: [PATCH] more --- python/voltcurrent.py | 58 ++++++++++++++++++++++++++----------------- 1 file changed, 35 insertions(+), 23 deletions(-) diff --git a/python/voltcurrent.py b/python/voltcurrent.py index 2eec3510..e8285f0b 100644 --- a/python/voltcurrent.py +++ b/python/voltcurrent.py @@ -30,32 +30,32 @@ if __name__ == "__main__": # config - for x in buses: - try: - i2c_bus = I2C(x) # Device is /dev/i2c-x - for y in addresses: +# for x in buses: +# try: +# i2c_bus = I2C(x) # Device is /dev/i2c-x +# for y in addresses: # print(x,y) - try: +# try: # Create library object using Extended Bus I2C port # print("bus: ", x, " addr: ", y) - if x == 0 and y == 0x45: +# 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) +# 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 +# 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) +# 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: @@ -65,23 +65,35 @@ if __name__ == "__main__": try: i2c_one = I2C(buses[0]) try: - i2c_one = INA219(i2c_one, addresses[0]) - i2c_one.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S - i2c_one.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S - i2c_one.bus_voltage_range = BusVoltageRange.RANGE_16V - oneZero = 1 + ina219_one = INA219(i2c_one, addresses[0]) + ina219_one.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_one.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_one.bus_voltage_range = BusVoltageRange.RANGE_16V + one = 1 except: print("Python Error 3", file=sys.stderr, flush=True) try: ina219_two = INA219(i2c_one, addresses[1]) + ina219_two.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_two.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_two.bus_voltage_range = BusVoltageRange.RANGE_16V + two = 1 except: print("Python Error 3", file=sys.stderr, flush=True) try: ina219_three = INA219(i2c_one, addresses[2]) + ina219_three.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_three.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_three.bus_voltage_range = BusVoltageRange.RANGE_16V + three = 1 except: print("Python Error 3", file=sys.stderr, flush=True) try: ina219_four= INA219(i2c_one, addresses[3]) + ina219_four.bus_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_four.shunt_adc_resolution = ADCResolution.ADCRES_12BIT_32S # 1S + ina219_four.bus_voltage_range = BusVoltageRange.RANGE_16V + four = 1 except: print("Python Error 3", file=sys.stderr, flush=True) except: @@ -109,7 +121,7 @@ if __name__ == "__main__": print("Python Error 5", file=sys.stderr, flush=True) while (True): - if (zeroOne == 1): + if (oneZero == 1): print("{:6.3f} ".format(ina219_one.bus_voltage), "{:6.3f} ".format(ina219_one.current) , end = '') else: print("{:6.3f} ".format(0), "{:6.3f} ".format(0), end = '')