diff --git a/python/telem.py b/python/telem.py new file mode 100644 index 00000000..ded0e022 --- /dev/null +++ b/python/telem.py @@ -0,0 +1,92 @@ +SHUNT_OHMS = 0.01 +MAX_EXPECTED_AMPS = 2.5 +SHUNT_OHMS45 = 0.1 +MAX_EXPECTED_AMPS45 = 0.6 +ina40v = 0 +ina40i = 0 +ina40p = 0 +ina41v = 0 +ina41i = 0 +ina41p = 0 +ina44v = 0 +ina44i = 0 +ina44p = 0 +ina45v = 0 +ina45i = 0 +ina45p = 0 +ina4av = 0 +ina4ai = 0 +ina4ap = 0 + +FAIL = -1 + +try: + from ina219 import INA219 + from ina219 import DeviceRangeError + INA219DISABLE=-1 +except: + INA219DISABLE=1 + +if INA219DISABLE !=1: + try: + ina40 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x40) + ina40.wake(); + ina40.configure(ina40.RANGE_16V) + ina40.busnum = 0; + ina40v = ina40.voltage() + ina40i = ina40.current() + ina40p = ina40.power() + ina40.sleep(); + except: + FAIL = 1 + try: + ina41 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x41) + ina41.wake(); + ina41.configure(ina41.RANGE_16V) + ina41.busnum = 1; + ina41v = ina41.voltage() + ina41i = ina41.current() + ina41p = ina41.power() + ina41.sleep(); + except: + FAIL = 1 + try: + ina44 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x44) + ina44.wake(); + ina44.configure(ina44.RANGE_16V) + ina44.busnum = 1; + ina44v = ina44.voltage() + ina44i = ina44.current() + ina44p = ina44.power() + ina44.sleep(); + except: + FAIL = 1 + try: + ina45 = INA219(SHUNT_OHMS45, MAX_EXPECTED_AMPS45, 0x45) + ina45.wake(); + ina45.configure(ina45.RANGE_16V) + ina45.busnum = 1; + ina45v = ina45.voltage() + ina45i = ina45.current() + ina45p = ina45.power() + ina45.sleep(); + except: + FAIL = 1 + try: + ina4a = INA219(SHUNT_OHMS, MAX_EXPECTED_AMPS, 0x4a) + ina4a.wake(); + ina4a.configure(ina4a.RANGE_16V) + ina4a.busnum = 1; + ina4av = ina4a.voltage() + ina4ai = ina4a.current() + ina4ap = ina4a.power() + ina4a.sleep(); + except: + FAIL = 1 +print +print "X+ (0x40) v=",ina40v, "V i=", ina40i, "mA p=", ina40p, "mW " +print "Y+ (0x41) v=",ina41v, "V i=", ina41i, "mA p=", ina41p, "mW " +print "Z+ (0x44) v=",ina44v, "V i=", ina44i, "mA p=", ina44p, "mW " +print "X- (0x45) v=",ina45v, "V i=", ina45i, "mA p=", ina45p, "mW " +print "5V Supply(0x4a) v=",ina4av, "V i=", ina4ai, "mA p=", ina4ap, "mW " +print