lauchmelder/xiaomi_mi_scale
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0.1.8

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This commit is contained in:
lolouk44 2020-09-08 21:58:07 +01:00
parent 17bc4e685f
commit 9f70ab59e7
3 changed files with 47 additions and 36 deletions
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19
README.md
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@ -48,7 +48,7 @@ services:
- HCI_DEV=hci0 # Bluetooth hci device to use. Defaults to hci0
- MISCALE_MAC=00:00:00:00:00:00 # Mac address of your scale
- MQTT_HOST=127.0.0.1 # MQTT Server (defaults to 127.0.0.1)
- MQTT_PREFIX=miScale # MQTT Topic Prefix. Defaults to miscale
- MQTT_PREFIX=miscale # MQTT Topic Prefix. Defaults to miscale
- MQTT_USERNAME= # Username for MQTT server (comment out if not required)
- MQTT_PASSWORD= # Password for MQTT (comment out if not required)
- MQTT_PORT= # Defaults to 1883
@ -61,17 +61,17 @@ services:
# Here is the logic used to assign a measured weight to a user:
# if [measured value] is greater than USER1_GT, assign it to USER1
# else if [measured value] is less than USER2_LT, assign it to USER2
# else assign it to USER3 (e.g. USER2_LT < [measured value] < USER1_GT)
# if [measured value in kg] is greater than USER1_GT, assign it to USER1
# else if [measured value in kg] is less than USER2_LT, assign it to USER2
# else assign it to USER3 (e.g. USER2_LT < [measured value in kg] < USER1_GT)
- USER1_GT=70 # If the weight is greater than this number, we'll assume that we're weighing User #1
- USER1_GT=70 # If the weight (in kg) is greater than this number, we'll assume that we're weighing User #1
- USER1_SEX=male # male / female
- USER1_NAME=Jo # Name of the user
- USER1_HEIGHT=175 # Height (in cm) of the user
- USER1_DOB=1990-01-01 # DOB (in yyyy-mm-dd format)
- USER2_LT=35 # If the weight is less than this number, we'll assume that we're weighing User #2
- USER2_LT=35 # If the weight (in kg) is less than this number, we'll assume that we're weighing User #2
- USER2_SEX=female # male / female
- USER2_NAME=Serena # Name of the user
- USER2_HEIGHT=95 # Height (in cm) of the user
@ -103,17 +103,18 @@ Under the `sensor` block, enter as many blocks as users configured in your envir
```yaml
- platform: mqtt
name: "Example Name Weight"
state_topic: "miScale/USER_NAME/weight"
state_topic: "miscale/USER_NAME/weight"
value_template: "{{ value_json['Weight'] }}"
unit_of_measurement: "kg"
json_attributes_topic: "miScale/USER_NAME/weight"
json_attributes_topic: "miscale/USER_NAME/weight"
icon: mdi:scale-bathroom
- platform: mqtt
name: "Example Name BMI"
state_topic: "miScale/USER_NAME/weight"
state_topic: "miscale/USER_NAME/weight"
value_template: "{{ value_json['BMI'] }}"
icon: mdi:human-pregnant
unit_of_measurement: "kg/m2"
```

50
src/Xiaomi_Scale.py
View file

@ -218,9 +218,11 @@ class ScanProcessor():
### Xiaomi V1 Scale ###
if data.startswith('1d18') and sdid == 22:
measunit = data[4:6]
sys.stdout.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - Measuring Unit: {measunit}\n")
measured = int((data[8:10] + data[6:8]), 16) * 0.01
sys.stdout.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - Measured Raw Weight: {measured}\n")
unit = ''
if measunit.startswith(('03', 'b3')): unit = 'lbs'
if measunit.startswith(('03', 'a3')): unit = 'lbs'
if measunit.startswith(('12', 'b2')): unit = 'jin'
if measunit.startswith(('22', 'a2')): unit = 'kg' ; measured = measured / 2
if unit:
@ -249,12 +251,15 @@ class ScanProcessor():
def _publish(self, weight, unit, mitdatetime, hasImpedance, miimpedance):
if int(weight) > USER1_GT:
if unit == "lbs": calcweight = round(weight * 0.4536, 2)
if unit == "jin": calcweight = round(weight * 0.5, 2)
if unit == "kg": calcweight = weight
if int(calcweight) > USER1_GT:
user = USER1_NAME
height = USER1_HEIGHT
age = self.GetAge(USER1_DOB)
sex = USER1_SEX
elif int(weight) < USER2_LT:
elif int(calcweight) < USER2_LT:
user = USER2_NAME
height = USER2_HEIGHT
age = self.GetAge(USER2_DOB)
@ -264,26 +269,28 @@ class ScanProcessor():
height = USER3_HEIGHT
age = self.GetAge(USER3_DOB)
sex = USER3_SEX
lib = Xiaomi_Scale_Body_Metrics.bodyMetrics(weight, height, age, sex, 0)
lib = Xiaomi_Scale_Body_Metrics.bodyMetrics(calcweight, height, age, sex, 0)
message = '{'
message += '"Weight":"' + "{:.2f}".format(weight) + '"'
message += ',"BMI":"' + "{:.2f}".format(lib.getBMI()) + '"'
message += ',"Basal Metabolism":"' + "{:.2f}".format(lib.getBMR()) + '"'
message += ',"Visceral Fat":"' + "{:.2f}".format(lib.getVisceralFat()) + '"'
message += '"weight":"' + "{:.2f}".format(weight) + '"'
message += ',"weight_unit":"' + str(unit) + '"'
message += ',"bmi":"' + "{:.2f}".format(lib.getBMI()) + '"'
message += ',"basal_metabolism":"' + "{:.2f}".format(lib.getBMR()) + '"'
message += ',"visceral_fat":"' + "{:.2f}".format(lib.getVisceralFat()) + '"'
if hasImpedance:
lib = Xiaomi_Scale_Body_Metrics.bodyMetrics(weight, height, age, sex, int(miimpedance))
lib = Xiaomi_Scale_Body_Metrics.bodyMetrics(calcweight, height, age, sex, int(miimpedance))
bodyscale = ['Obese', 'Overweight', 'Thick-set', 'Lack-exerscise', 'Balanced', 'Balanced-muscular', 'Skinny', 'Balanced-skinny', 'Skinny-muscular']
message += ',"Lean Body Mass":"' + "{:.2f}".format(lib.getLBMCoefficient()) + '"'
message += ',"Body Fat":"' + "{:.2f}".format(lib.getFatPercentage()) + '"'
message += ',"Water":"' + "{:.2f}".format(lib.getWaterPercentage()) + '"'
message += ',"Bone Mass":"' + "{:.2f}".format(lib.getBoneMass()) + '"'
message += ',"Muscle Mass":"' + "{:.2f}".format(lib.getMuscleMass()) + '"'
message += ',"Protein":"' + "{:.2f}".format(lib.getProteinPercentage()) + '"'
message += ',"Body Type":"' + str(bodyscale[lib.getBodyType()]) + '"'
message += ',"Metabolic Age":"' + "{:.0f}".format(lib.getMetabolicAge()) + '"'
message += ',"lean_body_mass":"' + "{:.2f}".format(lib.getLBMCoefficient()) + '"'
message += ',"body_fat":"' + "{:.2f}".format(lib.getFatPercentage()) + '"'
message += ',"water":"' + "{:.2f}".format(lib.getWaterPercentage()) + '"'
message += ',"bone_mass":"' + "{:.2f}".format(lib.getBoneMass()) + '"'
message += ',"muscle_mass":"' + "{:.2f}".format(lib.getMuscleMass()) + '"'
message += ',"protein":"' + "{:.2f}".format(lib.getProteinPercentage()) + '"'
message += ',"body_type":"' + str(bodyscale[lib.getBodyType()]) + '"'
message += ',"metabolic_age":"' + "{:.0f}".format(lib.getMetabolicAge()) + '"'
message += ',"TimeStamp":"' + mitdatetime + '"'
message += ',"timestamp":"' + mitdatetime + '"'
message += '}'
try:
sys.stdout.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - Publishing data to topic {MQTT_PREFIX + '/' + user + '/weight'}: {message}\n")
@ -302,7 +309,7 @@ class ScanProcessor():
raise
def main():
if MQTT_DISCOVERY:
if MQTT_DISCOVERY.lower() in ['true', '1', 'y', 'yes']:
discovery()
BluetoothFailCounter = 0
while True:
@ -316,7 +323,10 @@ def main():
sys.stderr.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - Bluetooth connection error: {error}\n")
if BluetoothFailCounter >= 4:
sys.stderr.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - 5+ Bluetooth connection errors. Resetting Bluetooth...\n")
cmd = 'hciconfig hci0 reset'
cmd = 'hciconfig hci' + HCI_DEV + ' down'
ps = subprocess.Popen(cmd, shell=True)
time.sleep(1)
cmd = 'hciconfig hci' + HCI_DEV + ' up'
ps = subprocess.Popen(cmd, shell=True)
time.sleep(30)
BluetoothFailCounter = 0

14
src/Xiaomi_Scale_Body_Metrics.py
View file

@ -14,19 +14,19 @@ class bodyMetrics:
# Check for potential out of boundaries
if self.height > 220:
print("Height is too high (limit: >220cm) or scale is sleeping")
sys.stderr.write('Height is over 220cm or scale is sleeping\n')
sys.stderr.write('Height is over 220cm\n')
exit()
elif weight < 10 or weight > 200:
print("Weight is either too low or too high (limits: <10kg and >200kg) or scale is sleeping")
sys.stderr.write('Weight is above 10kg or below 200kg or scale is sleeping\n')
print("Weight is either too low or too high (limits: <10kg and >200kg)")
sys.stderr.write('Weight is below 10kg or above 200kg\n')
exit()
elif age > 99:
print("Age is too high (limit >99 years) or scale is sleeping")
sys.stderr.write('Age is above 99 years or scale is sleeping\n')
print("Age is too high (limit >99 years)")
sys.stderr.write('Age is above 99 years\n')
exit()
elif impedance > 3000:
print("Impedance is above 3000ohm or scale is sleeping")
sys.stderr.write('Impedance is above 3000ohm or scale is sleeping\n')
print("Impedance is above 3000 Ohm")
sys.stderr.write('Impedance is above 3000 Ohm\n')
exit()
# Set the value to a boundary if it overflows