STM32H5 Development (4)----Development Board Introduction

Kit overview

The STM32H503RBTx_LQFP64 is an excellent evaluation kit for the STM32H5 series of microcontrollers, manufactured in an advanced 40nm process, offering developers excellent performance and power efficiency. The Arm® Cortex®-M33 core with a main frequency of up to 250MHz makes it very powerful in processing and can easily handle various complex calculations and tasks.
This evaluation kit also performs well in terms of storage, with 128kB Flash memory and 32kB SRAM, which provides developers with sufficient memory resources to store a large amount of code and data to meet various application requirements.
Its 64-pin LQFP package design makes it pin-compatible with the H5-2MB series, allowing developers to easily replace and migrate existing projects. At the same time, the Arduino Uno compatibility of the evaluation kit also provides developers with a wider range of resources and ecosystem support to take advantage of the rich Arduino library and tools.
In addition, the STM32H503RBTx_LQFP64 evaluation kit also provides a variety of power supply options, including external power supply, on-board regulator power supply and USB power supply, so that developers can choose the most suitable power supply method according to specific needs, providing greater flexibility for the project. Flexibility and convenience.
In general, the STM32H503RBTx_LQFP64 evaluation kit, as a high-performance, low-power microcontroller solution, has powerful processing capabilities, rich storage resources, wide pin compatibility and flexible power supply options, providing developers with It provides a convenient and highly flexible development environment to help them quickly realize various innovative embedded applications. Whether you are a beginner or an experienced developer, you can benefit from it and turn your ideas into reality.
I am currently taking ST courses, and those who need samples can join the group application: 615061293.

sample application

https://www.wjx.top/vm/PpC1kRR.aspx

feature

This microcontroller has the following powerful features and performance advantages:

1. Excellent core performance: Equipped with Arm® 32-bit Cortex®-M33 core, the operating frequency is up to 250MHz, ensuring efficient data processing and computing capabilities, making it suitable for complex tasks and real-time applications.
2. Abundant memory: The built-in 128kB Flash memory supports dual Bank mode, and provides 32kB SRAM at the same time, enabling developers to store a large amount of code and data to meet the needs of complex applications.
3. Flexible pins: The microcontroller has 64 pins, comes in an LQFP package, and is pin-compatible with the H5-2MB series, making it easy to replace and migrate existing projects.
4. High Performance Evaluation: With an excellent CoreMark score of 1023, this microcontroller performs well in performance tests and is suitable for handling computationally intensive tasks.
5. Wide temperature range: Can operate in a wide operating temperature range, from extremely low temperature -40°C to high temperature 105°C, making it suitable for various environments and application scenarios.
6. Wide voltage range: It supports a wide voltage range, from 1.71V to 3.6V, providing developers with greater flexibility and choice.
7. Integrated OP-Amp and Comp: This microcontroller integrates 1 operational amplifier (OP-Amp) and 1 comparator (Comp), which facilitates analog signal processing and sensor interfacing.

System Control and Ecosystem Access

● Two USB full-speed host and device (Type-C connector)
● Two programming methods

• SWD burning port: programming or debugging PC
• Serial programming: print data or burn

● User indicators and buttons

• One user light (blue)
• Two serial LEDs (red) indicate a debug connection
• Four power indicator lights (red, green)
• a user button
• a reset button

● External crystal oscillator

• Low speed crystal oscillator: 32KHz
• High-speed crystal oscillator: 8MHz

● Ecosystem Expansion

• All MCU pins are led out by CN4 and CN5
• Arduino Uno Expansion Connector

● Support multiple integrated development environments (IDEs)

• IAR Embedded Workbench®
• MDK ARM
• STM32Cube series

Function diagram

The figure below is the front view of the STM32H503RBTx_LQFP64 evaluation kit.

The figure below is the rear view of the STM32H503RBTx_LQFP64 evaluation kit.

System Block Diagram

As shown in the figure below, it is the system block diagram of the STM32H503RBTx_LQFP64 development board.

jumper setting

Use the jumper cap to change the mode of BOOT0, and set the BOOT pin to determine the STM32 boot mode.
The startup methods are as follows:
● BOOT starts from user Flash
● BOOT starts from system memory
● BOOT starts from SRAM

Development Board Schematic

As shown in the figure below, it is the schematic diagram of the STM32H503RBTx_LQFP64 development board.