Overview
The STM32L151RCT6 is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L series. It is based on the ARM Cortex-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This device is designed for low-power applications, offering a comprehensive set of power-saving modes and a wide range of peripherals and interfaces. The STM32L151RCT6 is suitable for various applications requiring high performance, low power consumption, and advanced connectivity options.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M3 32-bit RISC core |
| Operating Frequency | Up to 32 MHz |
| Memory | 256 Kbytes of Flash memory, 32 Kbytes of RAM, 8 Kbytes of true EEPROM |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 °C to 105 °C |
| Analog Peripherals | 2 operational amplifiers, 12-bit ADC (up to 25 channels), 12-bit DAC (2 channels) |
| Communication Interfaces | 1x USB 2.0, 3x USARTs, up to 8x SPIs (including 2x I2S), 2x I2Cs |
| Timers | 1x 32-bit timer, 6x 16-bit timers, 2x 16-bit basic timers, 2x watchdog timers |
| Capacitive Sensing Channels | Up to 23 channels |
| Low-Power Modes | Standby mode (0.29µA), Stop mode (0.44µA), Low-power run mode (8.6 µA) |
Key Features
- Ultra-low-power platform with multiple power-saving modes.
- Rich set of analog peripherals including operational amplifiers, ADC, DAC, and ultra-low-power comparators.
- Advanced communication interfaces such as USB 2.0, USARTs, SPIs, and I2Cs.
- Extensive timer and clock management capabilities.
- Up to 23 capacitive sensing channels for touch sensing applications.
- LCD driver (except for STM32L151xC devices) supporting up to 8x40 segments.
- DMA controller with 12 channels.
- Backup registers and real-time clock for enhanced functionality.
Applications
- Low-power IoT devices and sensors.
- Portable and battery-powered devices.
- Industrial automation and control systems.
- Medical devices requiring low power consumption.
- Consumer electronics such as smart home devices and wearables.
Q & A
- What is the core architecture of the STM32L151RCT6?
The STM32L151RCT6 is based on the ARM Cortex-M3 32-bit RISC core.
- What is the operating frequency range of the STM32L151RCT6?
The operating frequency range is up to 32 MHz.
- What are the memory specifications of the STM32L151RCT6?
It includes 256 Kbytes of Flash memory, 32 Kbytes of RAM, and 8 Kbytes of true EEPROM.
- What is the power supply range for the STM32L151RCT6?
The power supply range is from 1.65 V to 3.6 V.
- What are the temperature ranges for the STM32L151RCT6?
The temperature range is from -40 °C to 105 °C.
- What analog peripherals are available on the STM32L151RCT6?
It includes 2 operational amplifiers, a 12-bit ADC (up to 25 channels), and a 12-bit DAC (2 channels).
- What communication interfaces does the STM32L151RCT6 support?
It supports 1x USB 2.0, 3x USARTs, up to 8x SPIs (including 2x I2S), and 2x I2Cs.
- What are the low-power modes available on the STM32L151RCT6?
The device offers Standby mode (0.29µA), Stop mode (0.44µA), and Low-power run mode (8.6 µA).
- Does the STM32L151RCT6 support capacitive sensing?
Yes, it supports up to 23 capacitive sensing channels.
- Is there an LCD driver available on the STM32L151RCT6?
Yes, but it is not available on the STM32L151xC devices. It supports up to 8x40 segments.
