63 lines
1.5 KiB
Python
63 lines
1.5 KiB
Python
import time
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import can
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import canTest
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import struct
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bustype = "socketcan"
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channel = "can0"
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def getBatteryVoltageOverCan():
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bus = can.Bus(channel=channel, interface=bustype)
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message = can.Message(
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arbitration_id=0x002, data=[2, 0, 0, 0, 0, 0, 0], is_extended_id=False
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)
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bus.send(message)
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voltages = []
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runtime = 3
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begin = 0
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for msg in bus:
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# print(msg.data)
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voltages.append(msg.data)
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# print("begin {}".format(begin))
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begin = begin + 1
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if begin > 4:
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return voltages
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def verifyNumbers(numberListList):
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zeroCount = 0
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max = 0
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min = 1000000
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for numberList in numberListList:
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for number in numberList:
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if number == 0:
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zeroCount += 1
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elif number < min:
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min = number
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elif number > max:
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max = number
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print("There were 3 expected Zeros and {} detected".format(zeroCount))
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print(
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"The biggest difference were over {} and under {}".format(
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(max - 35000), (35000 - min)
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)
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)
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def voltagesTest():
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print("====================")
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print("starting voltage test pls but 3.500 as reference value")
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canTest.waitForUserInput(True)
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voltages = getBatteryVoltageOverCan() # rausfinden welche id der Slave hat
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allVoltages = []
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for volt in voltages:
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allVoltages.append(struct.unpack("<HHHH", volt))
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verifyNumbers(allVoltages)
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print("I am done with this shit")
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