Overview
The BMD-340-A-R is a highly advanced, ultra-low power System on Module (SoM) developed by u-blox. This module is based on the Nordic Semiconductor nRF52840 System on Chip (SoC) and integrates a range of features that make it ideal for various IoT, industrial, and consumer applications. It supports Bluetooth 5.0 low energy and IEEE 802.15.4 protocols, including Thread and Zigbee, providing a comprehensive RF solution that simplifies design and reduces development costs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bluetooth Version | 5.0 | |
| Bluetooth PHYs | LE 1M, LE 2M, LE Coded (long range) | |
| Chip Inside | nRF52840 | |
| MCU | ARM Cortex-M4 with FPU, 64 MHz | |
| Flash Memory | 1 MB | |
| RAM | 256 kB | |
| Maximum Range | 500 m | m |
| Maximum Number of Connections | 20 | |
| Bluetooth Profiles and Services | Bluetooth GATT, Bluetooth Mesh | |
| Operation Mode | Standalone module open CPU | |
| UART | x 2 | |
| USB | USB 2.0 | |
| SPI | x 4 (Master/Slave) | |
| I2S | x 1 | |
| PWM | x 16 (4 blocks x 4 channels each) | |
| PDM | x 1 | |
| GPIO | x 48 | |
| ADC | x 8 (12-bit, 200 KSPS) | |
| Power Supply | VCC: 1.7 V to 3.6 V, VCCH: 2.5 V to 5.5 V, VBUS: 4.35 V to 5.5 V | V |
| Temperature Range | -40°C to +85°C | °C |
| Dimensions | 15.0 mm x 10.2 mm x 1.9 mm | mm |
Key Features
- Based on the Nordic Semiconductor nRF52840 SoC, providing full use of its capabilities and peripherals.
- Supports Bluetooth 5.0 features including LE 1M, LE 2M, and LE Coded (long range) PHYs, Advertising Extensions, and Channel Selection Algorithm #2.
- Bluetooth Mesh and IEEE 802.15.4 with Thread and Zigbee support.
- Complete RF solution with an integrated PCB antenna.
- Integrated DC-DC converter and USB 2.0 interface.
- No external components required for basic operation.
- ARM Cortex-M4 with FPU, 64 MHz processor.
- 48 General Purpose I/O Pins, 12-bit/200 KSPS ADC, and multiple SPI, UART, and I2S interfaces.
- PWM, PDM, and low-power comparators.
- Temperature sensor and NFC-A tag interface for OOB pairing.
- Footprint compatible with BMD-300/301/330/360 modules for tiered product lineups.
Applications
- Internet of Things (IoT) devices.
- Home Appliances and Home Automation.
- Access Control systems.
- Health Care devices.
- Advanced Remote Controls.
- Smart Energy Management systems.
- Low-Power Sensor Networks.
- Interactive Entertainment Devices.
- Environmental Monitoring systems.
- Hotel and Office Automation.
Q & A
- What is the BMD-340-A-R based on?
The BMD-340-A-R is based on the Nordic Semiconductor nRF52840 System on Chip (SoC).
- What Bluetooth features does the BMD-340-A-R support?
The BMD-340-A-R supports Bluetooth 5.0 features including LE 1M, LE 2M, and LE Coded (long range) PHYs, Advertising Extensions, and Channel Selection Algorithm #2.
- Does the BMD-340-A-R support other wireless protocols?
Yes, it supports IEEE 802.15.4 with Thread and Zigbee.
- What is the processor used in the BMD-340-A-R?
The BMD-340-A-R uses an ARM Cortex-M4 with FPU, 64 MHz processor.
- What is the memory configuration of the BMD-340-A-R?
The module has 1 MB of embedded flash memory and 256 kB of RAM.
- What are the power supply requirements for the BMD-340-A-R?
The module operates with a power supply of VCC: 1.7 V to 3.6 V, VCCH: 2.5 V to 5.5 V, and VBUS: 4.35 V to 5.5 V for USB operation.
- What is the temperature range for the BMD-340-A-R?
The module operates within a temperature range of -40°C to +85°C.
- Does the BMD-340-A-R require external components for basic operation?
No, the BMD-340-A-R does not require external components for basic operation.
- What are some of the key interfaces available on the BMD-340-A-R?
The module includes interfaces such as SPI, UART, I2S, PWM, PDM, and USB 2.0.
- Is the BMD-340-A-R footprint compatible with other u-blox modules?
Yes, the BMD-340-A-R is footprint compatible with the BMD-300/301/330/360 modules.
- What certifications does the BMD-340-A-R have?
The module has certifications such as FCC part 15 modular certification, Industry Canada RSS-210 modular certification, and compliance with the EU Radio Equipment Directive (RED) 2014/53/EU.
