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Software Library
RNBD451 Firmware
Keep your RNBD451 modules running smoothly and securely with the latest firmware. On this page, you will find the latest version along with release notes and helpful documentation. Older firmware versions are also included in the documentation table below.
About RNBD451
RNBD Plug-and-Play Bluetooth® modules:
- Are easy to control through ASCII commands sent over UART
- Enable long-range connectivity with coded PHY
- Are regulatory certified in several countries
- Include mobile app source code for iOS® and Android™
Firmware Download
Access the firmware installer and release note files below. For assistance, contact our customer support team.
Documents
Search Documentation
|
Title
|
Document Category
|
Date
|
|
|---|---|---|---|
| RNBD451 Firmware v1.2 | Software Libraries and Firmware | 24 Nov 2025 | Download |
| RNBD451 Firmware v1.2 Release Notes | Release Notes | 26 Nov 2025 | Download |
| RNBD451 Firmware v1.1 | Software Libraries and Firmware | 02 Dec 2025 | Download |
| RNBD451 Firmware v1.1 Release Notes | Release Notes | 02 Dec 2025 | Download |