Bluetooth V2.1 SPP Setup
Jason Hsu Tools
Used to configure the BLE UART, RS232, RS422 or RS485 serial port converter.
- Downloads
- 1.8K+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Jul 24
- 2026 · v20.0.1
Screenshots
About Bluetooth V2.1 SPP Setup
Serial port setting:
1. Baud Rate: Supports 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2/230.4/460.8/921.6 Kbps (BLE V4.x); 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2/230.4 Kbps (BLE V5.x)
2. Parity: none/even/odd (BLE V4.x), none/even (BLE V5.x)
3. Stop bit: 1/1.5/2 (BLE V4.x); 1 (BLE V5.x)
4. Data bit: 7/8 (BLE V4.x); 8 (BLE V5.x)
5. TxD, RxD, GND, CTS/RTS (BLE V4.x & V5.x)
Central & Peripheral setting:
1. Scan the BLE devices
2. Choose the one to be the central role
3. Submit the Mac. address and the device will become the central
4. The central will connect the peripheral device automatically
5. The device will be reset to default if need to connect other peripheral device
Applications:
- PDA, POS, Smartphone
- Receipt printer
- Bar code reader, RFID reader, IC card reader, MSR card reader
- PLC, CNC machine
- Robot, UAV
- SCADA, data collector
Remark: The APP is used for testing only. If you need the customized design, please contact.
1. Baud Rate: Supports 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2/230.4/460.8/921.6 Kbps (BLE V4.x); 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2/230.4 Kbps (BLE V5.x)
2. Parity: none/even/odd (BLE V4.x), none/even (BLE V5.x)
3. Stop bit: 1/1.5/2 (BLE V4.x); 1 (BLE V5.x)
4. Data bit: 7/8 (BLE V4.x); 8 (BLE V5.x)
5. TxD, RxD, GND, CTS/RTS (BLE V4.x & V5.x)
Central & Peripheral setting:
1. Scan the BLE devices
2. Choose the one to be the central role
3. Submit the Mac. address and the device will become the central
4. The central will connect the peripheral device automatically
5. The device will be reset to default if need to connect other peripheral device
Applications:
- PDA, POS, Smartphone
- Receipt printer
- Bar code reader, RFID reader, IC card reader, MSR card reader
- PLC, CNC machine
- Robot, UAV
- SCADA, data collector
Remark: The APP is used for testing only. If you need the customized design, please contact.
What’s new
Version 20.0.1 · Updated July 24, 2026
update api
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Bluetooth V2.1 SPP Setup | – | Free | 1,000+ | Jul 24, 2026 | |
| WiFi TCP/IP to Serial Terminal | – | Free | 500+ | Oct 1, 2025 | Compare |
| BLE serial terminal V2 | – | Free | 1,000+ | Jul 24, 2026 | Compare |
| Ble2Serial | – | Free | 100+ | Mar 16, 2026 | Compare |
| BLE Active RFID Tag configurat | – | Free | 500+ | Jun 8, 2017 | Compare |
| BLE RTLS Tag configuration Sof | – | Free | 100+ | Jun 7, 2017 | Compare |