BL5340

  1. Datasheet
  2. Product Brief
  3. Documentation
  4. Application Note
  5. Software
  6. Technical Drawings
  7. Certification
  8. Legacy Material
  9. FAQs
453-00052R453-00053R453-00052C453-00053C453-00052-K1453-00053-K1

Datasheet

Datasheet - NFC Flex PCB AntennaSep 2024
Datasheet - BL5340 SeriesJun 2025

Product Brief

Product Brief - BL5340 SeriesMay 2025

Documentation

User Guide - BL5340 Development KitApr 2025
Release Notes - BL5340 BLE ESS (Environmental Sensing Service) Firmware (480-00119) v1.0.0Apr 2025
Release Notes - BL5340 Vibration Demo Recorder Firmware (480-00120) v1.0.0Apr 2025
Release Notes - BL5340 Vibration Demo Classifier Firmware (480-00121) v1.0.0Apr 2025
Release Notes - BL5340 Vibration Demo Display Firmware (480-00134) v1.0.0Apr 2025
PCN 8H-2023 - BL653/BL654/BL654PA/BL5340/BL540PAAug 2024
PCN #2C-2024 - BL5340 add ANATEL IDAug 2024
Ezurio PCN #6P-2025 - BL5340 Rebranding to EzurioJul 2025

Application Note

Application Note - BL5340 Low Power ModesApr 2025
Application Note - Edge Impulse Vibration Demo - BL5340 Development KitApr 2025
Application Note - Using Radio Test Mode - BL5340 SeriesApr 2025
Application Note - Using Direct Test Mode - BL5340 SeriesApr 2025
Application Note - BT 5.x Feature Comparison for Ezurio Bluetooth ModulesFeb 2025
Application Note - Using the Nordic nRF Connect SDK v2.x with Visual Studio Code IDE - BL65x and BL5340Mar 2025
Application Note - Canvas Device Firmware Upgrade (DFU)Nov 2025

Software

Canvas
Canvas Python Firmware 2.1.2Jan 2026
Canvas Python Firmware 2.1.1Nov 2025
Canvas Python Firmware 2.1.0Aug 2025
Canvas Python Firmware v2.0.1Mar 2025
Canvas Python Firmware v2.0.0Mar 2025
Zephyr
ZAPHOD - Open Source AT Command Firmware (0.6.2)5 days ago
Zephyr RTOS Board File for BL5340 DVKs (External Link)Aug 2021
West manifest for BL5340 including Sample Applications - GitHubAug 2021
Sample Application & Guide - Bosch BME680 sensor demo on DVK-BL5340 - GitHubAug 2021
Sample Application & Guide - Accelerometer data to LCD display using DVK-BL5340 - GitHubAug 2021
Canvas Python Firmware - Releases (Github.com)Apr 2025

Technical Drawings

3D Model - 453-00052 - BL5340 with Internal AntennaApr 2021
3D Model - 453-00053 -BL5340 with External Antenna Trace PinApr 2021
PCB footprint (DXF and Altium format) - BL5340 SeriesAug 2024
SCH Symbols (Altium format) - BL5340 SeriesApr 2021
Schematic – DVK-BL5340Apr 2025

Certification

AS/NZS Certifications - BL5340Jun 2021
EU Certifications - BL5340Aug 2023
FCC Certifications - BL5340Aug 2023
ISED (Canada) Certifications - BL5340Aug 2023
MIC Certifications - BL5340Jun 2021
Regulatory Information - BL5340Aug 2023
BR Certifications - BL5340Apr 2024

Legacy Material

Release Notes - BL5340 BLE Gateway Firmware OOB Demo (480-00115) v5.1.9Apr 2025
Out of Box (OOB) Application & Guide for DVK-BL5340 - GitHubMay 2025
Application Note - OOB Demo Architecture Description - BL5340 Development KitApr 2025
Release Notes - BL5340 BLE Gateway Firmware OOB Demo (480-00116) – LwM2M variant v5.1.9Apr 2025
Release Notes - BL5340 BLE Gateway Firmware OOB Demo (480-00117) – CT variant v5.1.9Apr 2025

FAQs

Can python scripts be loaded onto my device via SWD if no UART is available?Aug 2025
Does Ezurio provide breakout boards for its Bluetooth modules?Jul 2024
When using an external 32.768KHz crystal I am unable to meet the 200mV to 1000mV peak to peak amplitude spec in the data sheet. Will this be a problem?Apr 2024
Does the BL5340, BL5340PA, BL65x and Lyra BLE modules include the DC-DC LC filters on the module?Jun 2023
What firmware do the BL5340/BL5340PA modules ship with initially? Can they initially be programmed via UART or FOTA or is it necessary to implement the SWD Interface?Jun 2023
How can I change the 32.768KHz Low Power Clock Source using nRF Connect SDK v2.x?Jun 2023
Using STTY with the USB-SWDJun 2023
Do the NFC traces need to be controlled differential impedance between NFC1 and NFC2?Jun 2023
How many LE Audio channels could be transferred on the BL5340 module at the same time?Jun 2023
Can more BL5340 modules work in parallel for channel expansion?Jun 2023
What is state of all nRF5340 pins when reset pin is held low?Dec 2022
Why does my BLE module have an extra 01 in front of its MAC address?Dec 2022
Does Ezurio support Nordic Enhanced Shock Burst (ESB)?Dec 2022
How to I create an LE Audio application for the BL5340?Dec 2022
Can I use the Nordic LE Audio SDK with the BL5340?Dec 2022
Does Ezurio supply an SDK or AT interface for the BL5340?Dec 2022
Can I use Nordic Soft device with BL5340?Dec 2022
What codec does LE Audio use?Dec 2022
Should I use nRFConnect SDK or nRF5 SDK with the Ezurio BL65x modules?Dec 2022
Does the BL65x or BL5340 support Matter?Aug 2022
Is it possible to send LE Audio and Data in parallel at the same time on the BL5340?Aug 2022
How can I read out the MAC address from a BLE module during test/production?May 2022
My BL5340 DVK does not appear to power up (no LED) what might the problem be?Mar 2022
What does the BL5340 DVK out of box demo do?Mar 2022
Where can I download the BL5340 out of box demo firmware?Mar 2022
How do you flash code to the BL5340?Mar 2022
Where can I find sample applications for the BL5340?Mar 2022
Can the BL5340 run Smartbasic?Mar 2022
What is the BL5340 Edge Impulse Vibration Demo?Mar 2022
Where can I find the BL5340 firmware manifest repo?Mar 2022
Where can I find the BL5340 Zephyr RTOS board files?Mar 2022
Is the BL5340 pin compatable with the BL654/653?Mar 2022
What is the BLE passkey for the BL5340 out of box demo?Mar 2022
Can I use a second BL5340 DVK as a sensor for the BL5340 DVK out of box demo?Mar 2022
How do a develop code for the BL5340?Mar 2022
Why does the BL5340 require use of nRF Connect SDK and not the previous nRF5 SDK?Mar 2022
is LE audio interoperable with BT calssic audio?Mar 2022
Does the BL5340 support classic audio profiles such as A2DP?Mar 2022
Is LE Audio mandatory with BT5.2?Mar 2022
What is the latency of LE Audio?Mar 2022
How does LE Audio quality compare to Classic Audio quality?Mar 2022
What topologies does LE Audio support?Mar 2022
Does the BL5340 support LE Audio?Mar 2022
Do I still have to list/qualify my product with the BT SIG even if I don't use the BT logo?Mar 2022
What audio scenarios can I test with the BL5340 audio evaluation kit?Mar 2022
What is the AIB in the BL5340 audio evaluation kit?Mar 2022
Do I need any additional hardware for the BL5340 audio evaluation kit?Mar 2022
Can the BL5340 or BL65x use a different stack to support a hosted application?Dec 2021
Is it safe to run a Ezurio Bluetooth module through a PCBA wash cycle?Jul 2020