1 Introduction of DSBC-230-AOA BLE Tag
1.1 Purpose& Description
DSBC-230-AOA is a rechargeable AOA Tag, suitable for personnel positioning. The product is developed based on the EFR32BG22C224F512GM32-C chip of SILICON LABS, which has excellent functions of ultra-low power consumption. At the same time, the product is equipped with an accelerometer, a LED and a button.
1.2 Product Feature
|Wireless protocol||Bluetooth 5.2|
|Tx power||Max 6dBm,default Tx power is 0dBm|
|Battery Type||Lithium battery 700mAh|
|Operating Temperature||0 ~ +45°C|
|Button function||Turn on/off Device|
|Working current||360uA (@0dBm ，at 100ms broadcast interval )|
|Battery life||60 Days (@0dBm ,at 100ms broadcast interval)|
|Low voltage alarm||When less than 3.2V|
2 Appearance of DSBC-230-AOA BLE Tag
3 Hardware Description of DSBC-230-AOA BLE Tag
3.1 Product diagram
3.2 LED Status
|When Device is charging||LED flashes every 3 seconds per time|
|When Device is fully charged with charger|
|LED keeps light on, if charger is removed ,then LED is off|
|When Device is being turned on||LED flashes 3 times at 1 Hz frequency|
|When Device is being turned off||After user presses and holds button for 2 seconds, LED keeps light|
on for 3 seconds and then flashes 2 times at 2Hz frequency
|Low voltage status||LED flashes every 5 seconds per time until it is turned off or being charged again, if button is pressed during this period, stop flashing and priority to indicate the button action until the button|
action is done, then continue flashing every 5 seconds per time
3.3 Button function
|Turn on Device||Click the button when Device is not being charged|
|Turn off Device||Press and hold the button for 5 seconds when Device is not|
4 Software definition of DSBC-230-AOA BLE Tag
AOA Beacon broadcast:
When the AOA Tag is in state of motion, AOA broadcast interval is 100ms.
When the AOA Tag is in stationary state, AOA broadcast interval is 2000ms.
Once Device is being charged, it will Reset automatically.
5 Usage with Gateway (Locator)
Before using the Device, please make sure that you have clicked the button to turn on device.
DSBC-230-AOA Tag is designed to work with gateway(Locator) to achieve positioning function,in order to ensure the positioning accuracy and stability, at least two gateways (AoA Locators) should be in work at the same time.Before using the DSBC-230-AOA Tag, users should enter the Tag’s Mac address into the positioning system platform.