Scale name
chocoZAP 10820
(EN)
The scale is released by RIZAP Corporation (a Japanese company that manages sports clubs, etc.) and can be officially connected to the "chocoZAP" app.
But it can also be connected to the "OKOK International" app, unofficially.
(JA)
chocoZAP入会時のスターターキットに含まれる体組成計です。
取説では、chocoZAPアプリとしか連携できないような説明になっていますが、「OKOK International」というアプリからも接続できることを確認しました。
Scale name
chocoZAP 10820
(EN)
The scale is released by RIZAP Corporation (a Japanese company that manages sports clubs, etc.) and can be officially connected to the "chocoZAP" app.
But it can also be connected to the "OKOK International" app, unofficially.
(JA)
chocoZAP入会時のスターターキットに含まれる体組成計です。
取説では、chocoZAPアプリとしか連携できないような説明になっていますが、「OKOK International」というアプリからも接続できることを確認しました。
Step 1: Read the general reverse engineer process
I could not understand how to do the following process, so maybe it has stacked up in the previous logs.
Step 2: Acquiring some Bluetooth traffic
Bluetooth HCI Snoop log file user settings in the vendors app:
measured true values in the vendors app for the 1. HCI Snoop log file:
Screenshot_20231001-104827 Screenshot_20231001-104834 btsnoop_hci_1.log
Bluetooth HCI Snoop log file user settings in the vendors app:
measured true values in the vendors app for the 2. HCI Snoop log file:
btsnoop_hci_2.log
measured true values in the vendors app for the 3. HCI Snoop log file:
btsnoop_hci_3.log
Step 3: Discover Bluetooth services and characteristic openScale_2023-10-01_11-34.txt