STMicroelectronics NUCLEO-G0B1RE

Overview

NUCLEO-G0B1RE from STMicroelectronics is an STM32 Nucleo-64 development board built around the STM32G0B1RET6 32-bit Arm® Cortex®-M0+ microcontroller in LQFP64 package, featuring 512 KB Flash, 144 KB SRAM, USB Full-Speed device interface, and integrated ST-LINK/V2-1 debugger/programmer via USB Micro-B connector. It supports rapid prototyping for low-power industrial control and sensor node applications with Arduino Uno V3 and ST Morpho expansion headers.

For engineers reviewing the NUCLEO-G0B1RE datasheet, NUCLEO-G0B1RE pinout, NUCLEO-G0B1RE application, or NUCLEO-G0B1RE equivalent, this board delivers verified USB device functionality, on-board debug capability without external probes, dual crystal oscillators (32.768 kHz + internal/external HSE), and compatibility with STM32CubeIDE, IAR EWARM, and Keil MDK-ARM toolchains.

Technical Context

The NUCLEO-G0B1RE implements a complete evaluation platform for the STM32G0B1RET6 MCU, which integrates a 64 MHz Arm Cortex-M0+ core, advanced power management (run/stop/sleep modes), and peripheral sets including up to four USARTs, two I²Cs, two SPIs, one USB 2.0 FS device, and 12-bit ADC. The board provides direct access to all 64 I/O pins via ST Morpho headers and standard Arduino Uno V3 layout.

Power architecture includes flexible sourcing options: USB VBUS from ST-LINK, external 5 V via VIN pin, or regulated 3.3 V input. The board lacks CAN FD, cryptography accelerators, MIPI debug, or external SMPS - distinguishing it from G071RB, C562RE, or U-series variants - and uses only the internal 32.768 kHz LSE and no high-speed external crystal (HSE not populated).

Key Specifications

Availability

NUCLEO-G0B1RE is available at Aetrix Electronics and suitable for industrial sensor nodes, smart metering interfaces, and low-power embedded control systems requiring stable component supply, long-term toolchain compatibility, and seamless integration with STM32Cube ecosystem tools.

Supply support for NUCLEO-G0B1RE 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, Switzerland, designing and manufacturing microcontrollers, analog ICs, power devices, and sensors for industrial, automotive, and consumer markets.

The STM32 Nucleo-64 series - including NUCLEO-G0B1RE - is engineered as a standardized, cost-optimized evaluation platform for entry-level and mainstream STM32 MCUs, emphasizing plug-and-play usability, IDE interoperability, and hardware extensibility via open-pin-header ecosystems.

FAQ

Does NUCLEO-G0B1RE support USB host or dual-role (OTG) functionality?

No. The NUCLEO-G0B1RE implements only USB Full-Speed device mode using the STM32G0B1RET6's internal USB peripheral. It lacks hardware-level USB host capability, VBUS sensing circuitry, or OTG transceivers. The board uses a USB Micro-B connector exclusively for ST-LINK communication and user-side device enumeration - not host operation.

Is an external high-speed crystal (HSE) pre-soldered on NUCLEO-G0B1RE?

No. Unlike NUCLEO-G071RB or NUCLEO-C562RE variants, the NUCLEO-G0B1RE does not populate an external HSE crystal. It relies on the internal 16 MHz RC oscillator by default, or allows optional external HSE connection via unpopulated X1/X2 pads - requiring manual soldering and firmware configuration to enable.

Can NUCLEO-G0B1RE be used for low-power battery-operated designs?

Yes. The board supports the STM32G0B1RET6's ultra-low-power modes (Stop2, Standby), with typical current draw below 1 µA in Stop2 mode. Power regulation uses linear regulators (not SMPS), so efficiency is optimized for simplicity and stability rather than peak battery life - ideal for intermittent-sensing applications with duty-cycled operation.

What distinguishes NUCLEO-G0B1RE from NUCLEO-G071RB?

The NUCLEO-G0B1RE features double the Flash (512 KB vs. 128 KB) and SRAM (144 KB vs. 36 KB), adds USB device support (absent on G071RB), and uses the enhanced G0B1 RET6 die with additional peripherals like DFSDM and more timers. It omits the second user LED, boot button, and MIPI debug connector found on G071RB, reflecting its focus on memory-rich general-purpose evaluation.