Introduction to STM32F103CBU6

The STM32F103CBU6 is a high-performance microcontroller from STMicroelectronics. It is part of the STM32F1 series and is built on a 32-bit ARM Cortex-M3 core. The microcontroller offers a wide range of features and peripherals, making it suitable for a variety of applications, including industrial control, consumer electronics, and automotive.
Features
The STM32F103CBU6 microcontroller offers a wide range of features, including:
- 32-bit ARM Cortex-M3 core running at up to 72 MHz
- 128 KB Flash memory and 20 KB SRAM
- Multiple communication interfaces, including USB, CAN, and I2C
- Multiple timers and PWM channels
- Low-power modes for energy-efficient operation
Peripherals
The STM32F103CBU6 microcontroller offers a range of peripherals, including:
- USB interface: The microcontroller features a USB interface that supports both full-speed (FS) and low-speed (LS) operation. The interface is compliant with USB 2.0 and supports up to 12 Mbps operation.
- CAN interface: The microcontroller features a CAN interface that supports both CAN 2.0A and CAN 2.0B protocols. The interface supports up to 1 Mbps operation and features advanced filtering and error detection capabilities.
- I2C interface: The microcontroller features an I2C interface that supports both master and slave modes. The interface supports standard, fast, and fast-mode plus (Fm+) operation.
- Timers and PWM channels: The microcontroller features multiple timers and PWM channels, including 3 general-purpose timers, 2 advanced-control timers, and 1 basic timer. The timers support a wide range of modes and features, including PWM, input capture, and output compare.
Development Tools
The STM32F103CBU6 microcontroller is supported by a range of development tools, including:
- STM32CubeMX: A graphical tool that allows developers to configure the microcontroller and generate initialization code.
- STM32CubeIDE: An integrated development environment (IDE) that provides a complete development environment for the microcontroller, including code editing, compilation, and debugging.
- STM32 Nucleo-64 board: A development board that features the STM32F103CBU6 microcontroller and provides access to all the microcontroller's peripherals.
Specifications
The following table provides an overview of the key specifications for the STM32F103CBU6 microcontroller:
Parameter | Value |
---|
Core | ARM Cortex-M3 |
Clock speed | Up to 72 MHz |
Flash memory | 128 KB |
SRAM | 20 KB |
USB interface | USB 2.0 FS/LS |
CAN interface | CAN 2.0A/B |
I2C interface | Standard, Fast, Fast-mode Plus |
Timers | 3 general-purpose, 2 advanced-control, 1 basic |
Conclusion
The STM32F103CBU6 microcontroller is a high-performance microcontroller that offers a range of features and peripherals suitable for a wide range of applications. Its 32-bit ARM Cortex-M3 core, combined with its advanced peripherals and low-power modes, make it suitable for a wide range of applications, including industrial control, consumer electronics, and automotive. With support from a range of development tools, including STM32CubeMX and STM32CubeIDE, developers can quickly and easily get started with the microcontroller and take advantage of its full capabilities.