You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.6 KiB
57 lines
1.6 KiB
SHUNT_OHMS = 0.01
|
|
MAX_EXPECTED_AMPS = 2.5
|
|
SHUNT_OHMS45 = 0.1
|
|
MAX_EXPECTED_AMPS45 = 0.6
|
|
|
|
try:
|
|
from ina219 import INA219
|
|
from ina219 import DeviceRangeError
|
|
INA219DISABLE=1
|
|
except:
|
|
print "1 INA219 libraries not found or hardware INA219 not found at address 0x4a, defaulting to non-INA219 output"
|
|
INA219DISABLE=1
|
|
|
|
if INA219DISABLE !=1:
|
|
try:
|
|
ina40 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x40)
|
|
ina40.wake();
|
|
ina40.configure(ina40.RANGE_16V)
|
|
ina40v = ina40.voltage()
|
|
ina40i = ina40.current()
|
|
ina40p = ina40.power()
|
|
except:
|
|
ina40v = 0
|
|
ina40i = 0
|
|
ina40p = 0
|
|
|
|
print ina40v, ina40i, ina40p
|
|
|
|
if INA219DISABLE !=1:
|
|
ina4A = INA219(SHUNT_OHMS, MAX_EXPECTED_AMPS, 0x4a)
|
|
ina4A.wake();
|
|
ina4A.configure(ina4A.RANGE_16V)
|
|
|
|
ina40 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x40)
|
|
ina40.wake();
|
|
ina40.configure(ina40.RANGE_16V)
|
|
|
|
ina41 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x41)
|
|
ina41.wake();
|
|
ina41.configure(ina41.RANGE_16V)
|
|
|
|
ina44 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x44)
|
|
ina44.wake();
|
|
ina44.configure(ina44.RANGE_16V)
|
|
|
|
ina45 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x45)
|
|
ina45.wake();
|
|
ina45.configure(ina45.RANGE_16V)
|
|
|
|
print ina40.voltage(), ina40.current(), ina40.power(), ina41.voltage(), ina41.current(), ina41.power(), ina44.voltage(), ina44.current(), ina44.power(), ina45.voltage(), ina45.current(), ina45.power(), ina4A.voltage(), ina4A.current(), ina4A.power()
|
|
|
|
ina4A.sleep();
|
|
ina40.sleep();
|
|
ina41.sleep();
|
|
ina44.sleep();
|
|
ina45.sleep();
|