Blaupunkt SW500 support #1077

SugaryKebab · 2024-09-30T06:34:40Z

Blaupunkt SW500
https://www.technofashionglobal.com/blaupunkt-sw500-body-master-smart-scale-navy-blue
https://play.google.com/store/apps/details?id=com.technofashion.app

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Step 1: Read the general reverse engineer process

I have read the how to reverse engineer a Bluetooth 4.x wiki

Step 2: Acquiring some Bluetooth traffic
Attach 3 log files with the corresponding true values, read here for further information.

Bluetooth HCI Snoop log file
user settings in the vendors app:

sex (male), body heigh 170cm , age 20, activity level(app doesnt have)

measured true values in the vendors app for the 1. HCI Snoop log file:

weight 90.2 kg, date 30/09/2024 08:48:33, BMI 31.2, body fat rate 28.0% , muscle mass 43.5kg, fatmass 25.2
body water  %53.1, bone mass 3.3kg, bmr 1773kcal.

--> Attach the 1. HCI Snoop log file here <--
first btsnoop_hci.log

Bluetooth HCI Snoop log file
user settings in the vendors app:

sex (male), body heigh 170cm , age 20, activity level(app doesnt have)

measured true values in the vendors app for the 2. HCI Snoop log file:

weight 94.2 kg, date 30/09/2024 09:01:25, BMI 32.6, body fat rate 29.1% , muscle mass 42.4 kg, fatmass 27.4
body water  %51.5, bone mass 3.4kg, bmr 1813kcal.

--> Attach the 2. HCI Snoop log file here <--
second btsnoop_hci.log

Bluetooth HCI Snoop log file
user settings in the vendors app:

sex (male), body heigh 170cm , age 20, activity level(app doesnt have)

measured true values in the vendors app for the 3. HCI Snoop log file:

weight 91.4 kg, date 30/09/2024 09:07:01, BMI 31.6, body fat rate 27.4% , muscle mass 43.5 kg, fatmass 25.0 kg
body water  %53.0, bone mass 3.3kg, bmr 1803kcal.

--> Attach the 3. HCI Snoop log file here <--

third btsnoop_hci.log

Step 3: Discover Bluetooth services and characteristic
Read here how to create the openScale debug file

--> Attach the openScale debug log file here <--
BLE.txt