How to read data from Blue Puck/Coin sensors

Main Page > FAQ > General Technical Questions > How to read data from Blue Puck/Coin sensors

Compatible with: | TFT100 | TST100 | TMT250 | GH5200 | TAT100

Configuring Blue Puck/Coin sensor

Bluetooth LE Blue Puck and Blue Coin sensors are disabled by default. Configurations to these sensors are written through NFC.
To do this download Device Manager Mobile by Ela from Google Play Store to your Android-powered device.
Note! Android-powered device that is used for configuring Blue Puck/Coin sensors must support NFC read/write functionality.

Follow these instructions to easily configure Blue Puck/Coin Bluetooth LE sensor:

  • Enable Bluetooth and NFC on your Android-powered device.
  • Launch Device Manager Mobile on your Android-powered device.
  • Select Configuration.
  • Place your Android-powered device on top of Blue Puck/Coin sensor to scan it.
  • Click Enable to allow Blue Puck/Coin sensor transmit advertising data. If it shows a tick, it is already connected to your phone.
  • We recommend to set Power to 4 to get the best possible distance.
  • Set BLE Emit Period to 1 seconds to get best possible sensor detection.
  • Click Write button.
  • Place your Android-powered device on top of Blue Puck/Coin sensor to write configuration to it.

Once the configuration is written successfully, the Blue Puck/Coin sensor will be enabled and use the settings configured in the APP.

NOTE! Make sure that Manufacturer data mode is Disabled, otherwise BLE sensor will not be detected without additional changes in the device configuration.

Configuring the device

These are instructions on how to easily read data from Blue Puck/Coin Bluetooth LE sensor with the chosen device.

First the device Bluetooth settings need to be configured. These are the required steps:
  • Press Bluetooth settings.
  • Turn on BT Radio by pressing Enable (hidden) or Enable (visible).
  • Press Bluetooth 4.0 settings.
  • Select Advanced in BLE connectionless functionalities section.
 

  • Type your Blue Puck/Coin MAC address in MAC field. You can check what is your MAC address by using nRF connect for Mobile app from Google Play.
  • Configure the sensor fields according to the type of sensor used. More information about these settings can be found on Blue Puck/Coin presets section.
  • After all these steps press Save to device to save configuration.
  • To start BLE scan right away press Discover BLE.



To check if the device has already received data from Blue Puck/Coin Bluetooth LE sensor, follow these steps:

  • Navigate toStatus section.
  • Press I/O Info and look if BLE Temp, BLE Battery and BLE Humidity has any values (depends on the type of sensor being used).

Blue Puck/Coin presets

To read data from Blue Puck/Coin sensor, Sensor table must be configured with specified parameters to a particular sensor.

Blue Puck/Coin T

Bluetooth LE Temperature sensor configuration

Type Data Offset Data Size Action IO Match Endianess Multiplier Offset
FE 5 2 Match None 6E2A Little Endian 1 0
FE 7 2 Save Temperature Big Endian 0.1 0


Blue Puck/Coin RHT

Bluetooth LE Temperature and Humidity sensor configuration

Type Data Offset Data Size Action IO Match Endianess Multiplier Offset
FE 5 2 Match None 6E2A Little Endian 1 0
FE 7 2 Save Temperature Big Endian 1 0
FE 11 2 Match None 6F2A Little Endian 1 0
FE 13 1 Save Humidity Little Endian 1 0


Blue Puck/Coin MAG

Bluetooth LE Magnet sensor configuration

Type Data Offset Data Size Action IO Match Endianess Multiplier Offset
FE 5 2 Match None 062A Little Endian 1 0
FE 7 2 Save Custom Little Endian 1 0


Blue Puck/Coin MOV

Bluetooth LE Movement sensor configuration

Type Data Offset Data Size Action IO Match Endianess Multiplier Offset
FE 5 2 Match None 062A Little Endian 1 0
FE 7 2 Save Custom Little Endian 1 0