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Merge pull request #11 from jsphuebner/chademo_back

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Added timeout for CHAdeMO current request
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uhi22 2023-06-30 11:55:16 +02:00 committed by GitHub
commit e4d8a0c921
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1 changed files with 17 additions and 7 deletions
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24
hardwareInterface.py
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@ -8,10 +8,13 @@
import serial # the pyserial import serial # the pyserial
from serial.tools.list_ports import comports from serial.tools.list_ports import comports
from time import sleep from time import sleep, time
from configmodule import getConfigValue, getConfigValueBool from configmodule import getConfigValue, getConfigValueBool
import sys # For exit_on_session_end hack import sys # For exit_on_session_end hack
PinCp = "P8_18"
PinPowerRelay = "P8_16"
if (getConfigValue("digital_output_device")=="beaglebone"): if (getConfigValue("digital_output_device")=="beaglebone"):
# In case we run on beaglebone, we want to use GPIO ports. # In case we run on beaglebone, we want to use GPIO ports.
import Adafruit_BBIO.GPIO as GPIO import Adafruit_BBIO.GPIO as GPIO
@ -85,7 +88,7 @@ class hardwareInterface():
def setStateB(self): def setStateB(self):
self.addToTrace("Setting CP line into state B.") self.addToTrace("Setting CP line into state B.")
if (getConfigValue("digital_output_device")=="beaglebone"): if (getConfigValue("digital_output_device")=="beaglebone"):
GPIO.output("P8_18", GPIO.LOW) GPIO.output(PinCp, GPIO.LOW)
if (getConfigValue("digital_output_device")=="celeron55device"): if (getConfigValue("digital_output_device")=="celeron55device"):
self.ser.write(bytes("cp=0\n", "utf-8")) self.ser.write(bytes("cp=0\n", "utf-8"))
self.outvalue &= ~1 self.outvalue &= ~1
@ -93,7 +96,7 @@ class hardwareInterface():
def setStateC(self): def setStateC(self):
self.addToTrace("Setting CP line into state C.") self.addToTrace("Setting CP line into state C.")
if (getConfigValue("digital_output_device")=="beaglebone"): if (getConfigValue("digital_output_device")=="beaglebone"):
GPIO.output("P8_18", GPIO.HIGH) GPIO.output(PinCp, GPIO.HIGH)
if (getConfigValue("digital_output_device")=="celeron55device"): if (getConfigValue("digital_output_device")=="celeron55device"):
self.ser.write(bytes("cp=1\n", "utf-8")) self.ser.write(bytes("cp=1\n", "utf-8"))
self.outvalue |= 1 self.outvalue |= 1
@ -101,7 +104,7 @@ class hardwareInterface():
def setPowerRelayOn(self): def setPowerRelayOn(self):
self.addToTrace("Switching PowerRelay ON.") self.addToTrace("Switching PowerRelay ON.")
if (getConfigValue("digital_output_device")=="beaglebone"): if (getConfigValue("digital_output_device")=="beaglebone"):
GPIO.output("P8_16", GPIO.HIGH) GPIO.output(PinPowerRelay, GPIO.HIGH)
if (getConfigValue("digital_output_device")=="celeron55device"): if (getConfigValue("digital_output_device")=="celeron55device"):
self.ser.write(bytes("contactor=1\n", "utf-8")) self.ser.write(bytes("contactor=1\n", "utf-8"))
self.outvalue |= 2 self.outvalue |= 2
@ -109,7 +112,7 @@ class hardwareInterface():
def setPowerRelayOff(self): def setPowerRelayOff(self):
self.addToTrace("Switching PowerRelay OFF.") self.addToTrace("Switching PowerRelay OFF.")
if (getConfigValue("digital_output_device")=="beaglebone"): if (getConfigValue("digital_output_device")=="beaglebone"):
GPIO.output("P8_16", GPIO.LOW) GPIO.output(PinPowerRelay, GPIO.LOW)
if (getConfigValue("digital_output_device")=="celeron55device"): if (getConfigValue("digital_output_device")=="celeron55device"):
self.ser.write(bytes("contactor=0\n", "utf-8")) self.ser.write(bytes("contactor=0\n", "utf-8"))
self.outvalue &= ~2 self.outvalue &= ~2
@ -218,8 +221,8 @@ class hardwareInterface():
if (getConfigValue("digital_output_device") == "beaglebone"): if (getConfigValue("digital_output_device") == "beaglebone"):
# Port configuration according to https://github.com/jsphuebner/pyPLC/commit/475f7fe9f3a67da3d4bd9e6e16dfb668d0ddb1d6 # Port configuration according to https://github.com/jsphuebner/pyPLC/commit/475f7fe9f3a67da3d4bd9e6e16dfb668d0ddb1d6
GPIO.setup("P8_16", GPIO.OUT) #output for port relays GPIO.setup(PinPowerRelay, GPIO.OUT) #output for port relays
GPIO.setup("P8_18", GPIO.OUT) #output for CP GPIO.setup(PinCp, GPIO.OUT) #output for CP
def __init__(self, callbackAddToTrace=None, callbackShowStatus=None): def __init__(self, callbackAddToTrace=None, callbackShowStatus=None):
self.callbackAddToTrace = callbackAddToTrace self.callbackAddToTrace = callbackAddToTrace
@ -239,6 +242,7 @@ class hardwareInterface():
self.accuMaxCurrent = 0.0 self.accuMaxCurrent = 0.0
self.contactor_confirmed = False # Confirmation from hardware self.contactor_confirmed = False # Confirmation from hardware
self.plugged_in = None # None means "not known yet" self.plugged_in = None # None means "not known yet"
self.lastReceptionTime = 0
self.maxChargerVoltage = 0 self.maxChargerVoltage = 0
self.maxChargerCurrent = 10 self.maxChargerCurrent = 10
@ -442,12 +446,18 @@ class hardwareInterface():
if self.accuMaxCurrent != message.data[3]: if self.accuMaxCurrent != message.data[3]:
self.addToTrace("CHAdeMO: Set current request to %d A" % message.data[3]) self.addToTrace("CHAdeMO: Set current request to %d A" % message.data[3])
self.accuMaxCurrent = message.data[3] self.accuMaxCurrent = message.data[3]
self.lastReceptionTime = time()
if self.capacity > 0: if self.capacity > 0:
soc = message.data[6] / self.capacity * 100 soc = message.data[6] / self.capacity * 100
if self.simulatedSoc != soc: if self.simulatedSoc != soc:
self.addToTrace("CHAdeMO: Set SoC to %d %%" % soc) self.addToTrace("CHAdeMO: Set SoC to %d %%" % soc)
self.simulatedSoc = soc self.simulatedSoc = soc
#if nothing was received for over a second, time out
if self.lastReceptionTime < (time() - 1):
if self.accuMaxCurrent != 0:
self.addToTrace("CHAdeMO: No current limit update for over 1s, setting current to 0")
self.accuMaxCurrent = 0
def myPrintfunction(s): def myPrintfunction(s):
print("myprint " + s) print("myprint " + s)