Functional Description
Different firmware have different functional configurations.This guide provides functional descriptions based on the general Dual-Mode data transmission application firmware program.
Default Configuration
Name |
FSC-BT910x |
|---|---|
LE-Name |
FSC-BT910x-LE |
Pin Code |
0000 |
Secure Simple Pairing Mode |
Off |
UART Baudrate |
115200/8/N/1 |
GPIO Indicators
LED
FSC-BT9101AI |
Status |
Description |
|---|---|---|
Pin32 |
A square wave signal |
Bluetooth Disconnected |
Pin32 |
High level |
Bluetooth Connected |
BT Connection Status
FSC-BT9101AI |
FSC-BT9104DI |
Status |
Description |
|---|---|---|---|
Pin33 |
Pin3 |
Low Level |
Bluetooth Disconnected |
Pin33 |
Pin3 |
High Level |
Bluetooth Connected |
Work Modes
Throughput Mode
Bluetooth Not Connected: Data received via UART is parsed as AT commands.
Bluetooth Connected: All data received via UART is sent as-is to the remote Bluetooth device.
Command Mode
Bluetooth Not Connected: Data received via UART is parsed as AT commands.
Bluetooth Connected: Data received via UART is still parsed as AT commands. Data must be sent to the remote device using AT commands, e.g.,
AT+SPPSENDorAT+LESEND.
GATT Service
Type |
UUID |
Operation |
Description |
|---|---|---|---|
Service |
0xFFF0 |
Throughput transmission service |
|
Write |
0xFFF2 |
Write, |
APP to Module |
Notify |
0xFFF1 |
Notify |
Module to APP |