STMicroelectronics STEVAL-IDB008V2

Overview

STEVAL-IDB008V2 from STMicroelectronics is a Bluetooth® Low Energy evaluation platform built around the BlueNRG-2 SoC (256 KB Flash, 24 KB RAM), compliant with Bluetooth v5.0, supporting simultaneous master/slave roles and extended data length. It integrates an SMA antenna connector (+8 dBm output), BALF-NRG-02D3 balun, 3D accelerometer (LSM6DS3), 3D gyroscope (LSM6DS3), MEMS pressure/temperature sensor (LPS25HB), USB virtual COM, and Arduino-compatible headers.

For engineers reviewing the STEVAL-IDB008V2 datasheet, STEVAL-IDB008V2 pinout, STEVAL-IDB008V2 application, or STEVAL-IDB008V2 equivalent, this board enables rapid prototyping of BLE sensor nodes, remote control interfaces, and embedded wireless debugging-especially where dual-role connectivity, integrated motion/pressure sensing, and flexible power options (USB/battery/external) are required.

Technical Context

The platform centers on the BlueNRG-2 SoC, which implements a 32-bit ARM Cortex-M0+ core, BLE 5.0 protocol stack, and hardware-accelerated cryptography. Its RF subsystem includes integrated matching via BALF-NRG-02D3 and supports +8 dBm output at the SMA connector with –88 dBm receiver sensitivity.

Onboard sensors communicate via I²C (LPS25HB, LSM6DS3) and SPI (LSM6DS3), while the STM32L151CBU6 microcontroller handles USB-to-serial bridging, button/LED management, and power sequencing across three supply modes: USB-only, battery-only, and external + USB.

Key Specifications

Availability

STEVAL-IDB008V2 is available at Aetrix Electronics and suitable for BLE sensor node development, wireless remote control prototyping, and embedded firmware validation requiring stable component supply, traceable sourcing, and long-term design-in support.

Supply support for STEVAL-IDB008V2 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, designing and manufacturing microcontrollers, sensors, power ICs, and wireless SoCs for industrial, automotive, and consumer applications.

This board belongs to ST's STEVAL (ST Evaluation) series, engineered specifically to accelerate time-to-proof-of-concept for Bluetooth Low Energy applications with integrated sensing, dual-role connectivity, and developer-friendly interfaces.

FAQ

Does STEVAL-IDB008V2 support Bluetooth 5.0 features like extended advertising and periodic advertising?

Yes. The BlueNRG-2 SoC on this board fully supports Bluetooth 5.0, including extended data length, 2 Mbps PHY, and periodic advertising. Firmware updates via ST's BlueNRG SDK enable all standardized LE features without hardware modification.

Can the onboard LSM6DS3 and LPS25HB be used simultaneously with full data streaming over BLE?

Yes. The BlueNRG-2 SoC provides dedicated I²C and SPI peripherals, and ST's reference firmware demonstrates concurrent acquisition and BLE transmission of accelerometer, gyroscope, and pressure/temperature data at up to 100 Hz sample rate.

Is the SMA antenna connector calibrated for impedance matching to 50 Ω?

Yes. The BALF-NRG-02D3 integrated balun ensures 50 Ω matched RF path from BlueNRG-2 RF pins to the SMA connector, verified per ST's DB3446 schematic and RF characterization report (Rev 3, Feb 2018).

What debug interfaces does STEVAL-IDB008V2 provide beyond SWD/JTAG?

In addition to standard 20-pin SWD/JTAG (CN7), it offers USB virtual COM for printf-style debug logging, UART passthrough via Arduino header D0/D1, and configurable GPIO test points (TP1–TP3) tied to BlueNRG-2 DIO pins for signal probing.