Overview
The STM32 Nucleo-144 board, specifically the NUCLEO-H743ZI2, is a development board produced by STMicroelectronics. It is designed to provide an affordable and flexible way for users to test new concepts and build prototypes using the STM32H743ZI microcontroller. The board integrates the ST-LINK/V3E debugger/programmer, eliminating the need for a separate probe. It supports various connectivity options, including Arduino Uno V3 and ST morpho headers, allowing for easy expansion with specialized shields. The board also comes with comprehensive free software libraries and examples available through the STM32Cube MCU Package.
Key Specifications
| Specification | Details |
|---|---|
| Microcontroller | STM32H743ZI, 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache |
| Frequency | Up to 400 MHz |
| Memories | Up to 2 Mbytes of Flash memory, 1 Mbyte of RAM (including 192 Kbytes of TCM RAM and 864 Kbytes of user SRAM) |
| ADCs | 3× ADCs with 16-bit max. resolution (up to 36 channels, 4.5 MSPS at 12 bits) |
| D/A Converters | 2× 12-bit D/A converters (1 MHz) |
| Communication Peripherals | 4× I2Cs, 4× USARTs/UARTs, 6× SPIs, 2× CAN controllers, 2× USB OTG interfaces, Ethernet MAC interface |
| Power Supply | Flexible power supply options: ST-LINK USB VBUS or external sources, 1.62 to 3.6 V application supply and I/Os |
| Low-Power Modes | Sleep, Stop, Standby, and VBAT supporting battery charging, total current consumption down to 4 μA |
| Debugging | SWD & JTAG interfaces, 4-Kbyte Embedded Trace Buffer |
Key Features
- Arduino Uno V3 and ST morpho extension pin headers for expanded connectivity
- On-board ST-LINK/V3E debugger/programmer with SWD connector
- Flexible board power supply: ST-LINK, USB VBUS, or external sources
- Three user LEDs and two push buttons: USER and RESET
- USB re-enumeration capability: Virtual COM port, mass storage, debug port
- Ethernet 10/100Mbps and USART interfaces
- LCD-TFT controller up to XGA resolution and Chrom-ART graphical hardware Accelerator™
- Hardware JPEG Codec and up to 22 timers and watchdogs
Applications
The NUCLEO-H743ZI2 development board is versatile and can be used in a wide range of applications, including:
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Automotive systems, especially those requiring high-performance and low-power consumption
- Consumer electronics, such as smart home devices and wearables
- IoT (Internet of Things) projects requiring advanced connectivity and processing capabilities
Q & A
- What is the microcontroller used in the NUCLEO-H743ZI2 board?
The NUCLEO-H743ZI2 board uses the STM32H743ZI microcontroller, which is a 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache.
- What are the key features of the STM32H743ZI microcontroller?
The STM32H743ZI microcontroller features up to 2 Mbytes of Flash memory, 1 Mbyte of RAM, and a frequency of up to 400 MHz. It also includes multiple ADCs, D/A converters, and various communication peripherals.
- Does the NUCLEO-H743ZI2 board require a separate debugger/programmer?
No, the NUCLEO-H743ZI2 board integrates the ST-LINK/V3E debugger/programmer, eliminating the need for a separate probe.
- What are the power supply options for the NUCLEO-H743ZI2 board?
The board offers flexible power supply options, including ST-LINK USB VBUS or external sources. It operates within a voltage range of 1.62 to 3.6 V for application supply and I/Os.
- What low-power modes are supported by the NUCLEO-H743ZI2 board?
The board supports low-power modes such as Sleep, Stop, Standby, and VBAT, with total current consumption down to 4 μA.
- What kind of connectivity options does the NUCLEO-H743ZI2 board offer?
The board offers various connectivity options, including Arduino Uno V3 and ST morpho headers, Ethernet 10/100Mbps, USART, and USB OTG interfaces.
- Can the NUCLEO-H743ZI2 board be used for IoT projects?
Yes, the NUCLEO-H743ZI2 board is suitable for IoT projects due to its advanced connectivity options and high-performance processing capabilities.
- What software support is available for the NUCLEO-H743ZI2 board?
The board comes with comprehensive free software libraries and examples available through the STM32Cube MCU Package. It also supports various Integrated Development Environments (IDEs) such as IAR Embedded Workbench, MDK-ARM, and STM32CubeIDE.
- What are the mechanical dimensions of the NUCLEO-H743ZI2 board?
The mechanical dimensions of the board are detailed in the user manual, which includes figures showing the top and bottom layouts of the board.
- Does the NUCLEO-H743ZI2 board support LCD-TFT displays?
Yes, the board supports LCD-TFT controllers up to XGA resolution and includes a Chrom-ART graphical hardware Accelerator™ to reduce CPU load.
