STM32L072RBT6

The STM32L072RBT6 is a microcontroller from STMicroelectronics, part of the STM32 family, which is known for its low-power consumption and high performance. This specific model is based on the ARM Cortex-M0+ core, which operates at a frequency of up to 32 MHz.

Key Features:

1. Core Architecture:

   • ARM Cortex-M0+: This 32-bit RISC core is designed for low power consumption while providing efficient processing capabilities. It features a 3-stage pipeline and supports a wide range of instructions.

2. Memory:

   • Flash Memory: The STM32L072RBT6 includes 128 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.
   • EEPROM: The microcontroller features 2 KB of emulated EEPROM, which is useful for storing non-volatile data.

3. Power Consumption:

   • The STM32L072RBT6 is designed for ultra-low power applications, with various low-power modes that allow it to operate in sleep, stop, and standby modes, making it suitable for battery-operated devices.

4. Peripherals:

   • GPIO: It has up to 37 general-purpose input/output pins, which can be configured for various functions.
   • Timers: The microcontroller includes multiple timers, including basic timers, general-purpose timers, and advanced-control timers for PWM generation.
   • ADC: It features a 12-bit analog-to-digital converter (ADC) with up to 16 channels, allowing for precise analog signal measurement.
   • Communication Interfaces: The STM32L072RBT6 supports several communication protocols, including:
     • I2C
     • SPI
     • USART
     • USB 2.0 Full Speed
   • Low-Power Comparators: It includes two low-power comparators for analog signal processing.

5. Clock System:

   • The microcontroller has a flexible clock system that can be configured to use an internal oscillator or an external crystal oscillator, providing options for different application requirements.

6. Development and Debugging:

   • The STM32L072RBT6 supports various development tools and environments, including the STM32CubeMX for configuration and initialization, and the STM32CubeIDE for integrated development. It also supports debugging through SWD (Serial Wire Debug) interface.

7. Package:

   • The STM32L072RBT6 is available in a 48-pin LQFP (Low-profile Quad Flat Package) package, which is suitable for compact designs.

8. Operating Temperature:

   • The device operates over a temperature range of -40°C to +85°C, making it suitable for industrial and outdoor applications.

Applications:

The STM32L072RBT6 is ideal for a variety of applications, including:

• Wearable devices
• Health monitoring systems
• Smart metering
• Environmental monitoring
• IoT devices
• Home automation systems

In summary, the STM32L072RBT6 is a versatile and efficient microcontroller that combines low power consumption with a rich set of features, making it an excellent choice for a wide range of embedded applications.