Ble-Usb F Ront V Iew - ICP DAS USA BLE-USB User Manual

2.2 BLE-USB Front View
USB Type-A
2.2.1 LED Indicator
LED Indicator
RF Link
Status
The LED had different pattern in the connection and broadcast mode.

Connection mode
The RF link LED will blink for 3 second after BLE-USB power on, and the status LED
also will turn on for 3 second. The connection had two roles – master and slave. Each role
had different LED pattern. The LED pattern was shown in following table:
Master
LED Indicator
RF Link
Status
Status LED(Red)
Figure 2-1. Front View of BLE-USB
LED Color
Green The connection status of Bluetooth LE
Red The module status of BLE-USB
Status
Steady Lit
Blink (1 s)
Blink (200 ms)
Steady Lit
Blink (50 ms)
Blink (200 ms)
Blink (50 ms)
BLE-USB, USB to Bluetooth Low Energy Converter (Ver. 1.0, Oct/6/2016) 12
RF Link LED(Green)
Description
Description
Connect to all salves
Connect to slave, but not connect to
all slaves
Not connect to slave
Module initializes
turn on for 3 second after power
on)
Module initializes fail(keep turn
on)
Temporary Buffer was full
RF receive data (flash once)
success(only