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EV3 battery status added

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This commit is contained in:
Luis Waldhauser 2023-05-05 14:22:12 +02:00
parent 830d662e08
commit 20bad535eb
2 changed files with 18 additions and 18 deletions
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21
software/roboter/raspy/functions.py
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@ -96,23 +96,34 @@ def get_position(clients: mqtt.Client, userdata, message: mqtt.MQTTMessage):
clients.publish(Topics["ROBOT_DATA_POSITION"], json.dumps(position, indent=4)) clients.publish(Topics["ROBOT_DATA_POSITION"], json.dumps(position, indent=4))
def get_batteryStatus(clients: mqtt.Client, userdata, message: mqtt.MQTTMessage): def get_BatteryStatus(clients: mqtt.Client, userdata, message: mqtt.MQTTMessage):
""" """
Callback function for battery status request Callback function for battery status request
Function to read battery status from ev3 and send via MQTT Function to read battery status from ev3 and send via MQTT
8,5V -> 100%
5V -> 0%
Args: Args:
clients (mqtt.Client): current mqtt client clients (mqtt.Client): current mqtt client
userdata (_type_): _description_ userdata (_type_): _description_
message (mqtt.MQTTMessage): received message message (mqtt.MQTTMessage): received message
""" """
print("Received battery status request")
try:
batteryLevel = int(os.popen('sshpass -p maker ssh robot@ev3dev.local cat /sys/devices/platform/battery/power_supply/lego-ev3-battery/voltage_now').read())
except:
print("Robot not connected")
#TODO Error Message
return
batteryLevel = round(batteryLevel / 1000000, 2) # Voltage
batteryLevel = batteryLevel - 5
batteryLevel = round(batteryLevel / 3.5, 3) *100 # Percentage
battery = { battery = {
"Battery": 0.0 "Battery": batteryLevel
} }
#TODO read Battery
clients.publish(Topics["ROBOT_DATA_BATTERY"], json.dumps(battery, indent=4)) clients.publish(Topics["ROBOT_DATA_BATTERY"], json.dumps(battery, indent=4))
#endregion #endregion

15
software/roboter/raspy/raspy_sensors.py
View File

@ -16,7 +16,7 @@ class RaspySensors:
""" """
Init all Sensors Init all Sensors
""" """
#[ ]TODO Message if Error #TODO Message if Error
#Air Temperature & Humidity #Air Temperature & Humidity
@ -81,18 +81,7 @@ class RaspySensors:
Returns: Returns:
_type_: _description_ _type_: _description_
""" """
return self.position return self.position
#TODO - read battery from EV3
def readBattery(self):
"""
Read and return battery of ev3
Returns:
_type_: _description_
"""
return self.battery
#for Testing only #for Testing only