Overview
The STM32 Nucleo-64 development board, specifically the NUCLEO-L152RE, is designed by STMicroelectronics to provide an affordable and flexible platform for users to develop and prototype projects using the STM32L152RE microcontroller. This board supports both Arduino Uno V3 and ST morpho connectivity, allowing for easy expansion of its functionality with a wide range of specialized shields. The integrated ST-LINK/V2-1 debugger/programmer eliminates the need for a separate probe, making it a comprehensive development tool. The board is part of the STM32 Nucleo open development platform, which offers various combinations of performance, power consumption, and features, making it ideal for trying out new concepts and building prototypes.
Key Specifications
| Specification | Details |
|---|---|
| Microcontroller | STM32L152RET6 in LQFP64 package |
| CPU | ARM® 32-bit Cortex®-M3, up to 32 MHz |
| Memory | 512 Kbytes of Flash memory, 80 Kbytes of RAM, 16 Kbytes of true EEPROM |
| Power Supply | 1.65 V to 3.6 V, with BOR and without BOR options |
| Temperature Range | -40 °C to +85 °C or -40 °C to +105 °C |
| ADC | 12-bit ADC with up to 40 channels |
| DAC | 2x 12-bit DAC with output buffers |
| Timers | 1x 32-bit timer, 6x 16-bit timers, 2x basic timers |
| Communication Interfaces | USB 2.0, up to 2x I2C, 3x SPI, 2x I2S, 3x USART, 2x UART |
| GPIO | 51 GPIOs with external interrupt capability |
| Operational Amplifiers | 2x operational amplifiers |
| Comparators | 2x ultra-low-power comparators |
| RTC | 32.768 kHz crystal oscillator for RTC |
Key Features
- Ultra-low-power platform with various power-saving modes (Standby, Stop, Low-power run, Low-power sleep)
- Integrated ST-LINK/V2-1 debugger/programmer with SWD connector and USB re-enumeration capability (Virtual COM port, Mass storage, Debug port)
- Arduino Uno V3 and ST morpho extension pin headers for full access to all STM32 I/Os
- Flexible board power supply: USB VBUS or external source (3.3V, 5V, 7 - 12V)
- Three LEDs (USB communication, user LED, power LED) and two push-buttons (USER and RESET)
- Comprehensive free software libraries and examples available with the STM32Cube MCU Package
- Support for a wide choice of Integrated Development Environments (IDEs) including IAR Embedded Workbench, MDK-ARM, and STM32CubeIDE
Applications
The NUCLEO-L152RE is versatile and can be used in a variety of applications, including:
- Low-power IoT devices: Leveraging the ultra-low-power features of the STM32L152RE, it is ideal for battery-powered IoT devices
- Industrial automation: With its rich set of peripherals and communication interfaces, it can be used in industrial automation projects
- Consumer electronics: Suitable for developing consumer electronics that require low power consumption and high performance
- Medical devices: The board's low power and advanced peripherals make it a good fit for medical device development
- Prototyping and development: The board's flexibility and comprehensive development tools make it an excellent choice for prototyping and developing new ideas
Q & A
- What is the main microcontroller on the NUCLEO-L152RE board?
The main microcontroller is the STM32L152RET6 in an LQFP64 package
- What is the maximum CPU frequency of the STM32L152RE?
The maximum CPU frequency is 32 MHz
- What are the power supply options for the NUCLEO-L152RE board?
The board can be powered via USB VBUS or an external source (3.3V, 5V, 7 - 12V)
- Does the NUCLEO-L152RE board have integrated debugging capabilities?
Yes, it integrates the ST-LINK/V2-1 debugger/programmer with SWD connector
- What types of extension resources are available on the NUCLEO-L152RE board?
The board features Arduino Uno V3 connectivity and ST morpho extension pin headers
- What is the temperature range for the STM32L152RE microcontroller?
The temperature range is -40 °C to +85 °C or -40 °C to +105 °C
- What are the key power-saving modes of the STM32L152RE?
The key power-saving modes include Standby, Stop, Low-power run, and Low-power sleep
- Does the NUCLEO-L152RE support USB communication?
Yes, it supports USB 2.0 full-speed communication
- What are the available IDEs for the NUCLEO-L152RE board?
The board supports IAR Embedded Workbench, MDK-ARM, and STM32CubeIDE
- What is the purpose of the ST-LINK/V2-1 debugger/programmer on the board?
The ST-LINK/V2-1 debugger/programmer allows for debugging, programming, and USB re-enumeration capabilities (Virtual COM port, Mass storage, Debug port)
