STM32F100R8T6B

The STM32F100R8T6B is a microcontroller from STMicroelectronics, part of the STM32 family, which is based on the ARM Cortex-M3 core. This specific model is designed for a wide range of applications, including industrial control, consumer electronics, and medical devices, thanks to its balance of performance, power efficiency, and integrated features.

Key Features:

1. Core Architecture:

   • ARM Cortex-M3: The STM32F100R8T6B is built on the ARM Cortex-M3 architecture, which provides a 32-bit RISC core with a maximum clock frequency of 24 MHz. This architecture is known for its low power consumption and high performance, making it suitable for battery-operated devices.

2. Memory:

   • Flash Memory: The microcontroller includes 64 KB of Flash memory, which is used for storing the program code and data.
   • SRAM: It has 20 KB of SRAM, providing sufficient space for variable storage and stack operations during program execution.

3. I/O Ports:

   • The STM32F100R8T6B features a total of 37 I/O pins, which can be configured for various functions, including digital input/output, analog input, and communication interfaces. The GPIO pins are capable of being configured for alternate functions, allowing for flexibility in interfacing with other components.

4. Analog Features:

   • ADC: The microcontroller includes a 12-bit Analog-to-Digital Converter (ADC) with up to 16 channels, enabling it to read analog signals from sensors and other devices.
   • Comparators: It also features two analog comparators, which can be used for various applications such as voltage monitoring.

5. Communication Interfaces:

   • The STM32F100R8T6B supports multiple communication protocols, including:
     • USART: For serial communication.
     • SPI: For high-speed data transfer with peripherals.
     • I2C: For connecting to sensors and other devices in a multi-master/slave configuration.
     • USB: Full-speed USB 2.0 interface for connecting to USB devices.

6. Timers and PWM:

   • The microcontroller includes several general-purpose timers that can be used for timing applications, event counting, and generating PWM signals for motor control or LED dimming.

7. Power Management:

   • The STM32F100R8T6B is designed for low power consumption, with various power-saving modes that allow it to operate efficiently in battery-powered applications. It can operate at a voltage range of 2.0V to 3.6V.

8. Development and Debugging:

   • The microcontroller supports various development tools and environments, including the STM32CubeMX for configuration and initialization, and the STM32CubeIDE for integrated development. It also supports debugging interfaces like SWD (Serial Wire Debug) for efficient debugging and programming.

Package and Dimensions:

• The STM32F100R8T6B is available in a LQFP (Low-profile Quad Flat Package) with 48 pins, making it suitable for compact designs. The dimensions of the package are typically around 7x7 mm, allowing for easy integration into various PCB layouts.

Applications:

Due to its versatile features, the STM32F100R8T6B is suitable for a wide range of applications, including:

• Industrial automation and control systems
• Consumer electronics such as home appliances and smart devices
• Medical devices for monitoring and control
• Automotive applications for sensor interfacing and control systems

In summary, the STM32F100R8T6B from STMicroelectronics is a powerful and flexible microcontroller that combines a robust ARM Cortex-M3 core with a rich set of peripherals, making it an excellent choice for developers looking to create efficient and reliable embedded systems.