Overview
The STM8L151G6U6 is an ultra-low-power 8-bit microcontroller (MCU) from STMicroelectronics. It is part of the STM8L series, known for its high performance and low power consumption. This MCU is designed to meet the demands of battery-powered devices and applications requiring minimal energy usage. With its advanced STM8 core and various power-saving modes, the STM8L151G6U6 is an ideal choice for a wide range of applications, including consumer electronics, industrial control, and medical devices.
Key Specifications
| Parameter | Value |
|---|---|
| Flash Memory | Up to 32 Kbytes |
| Data EEPROM | 1 Kbyte with ECC, RWW |
| RAM | Up to 2 Kbytes |
| Operating Voltage | 1.8 V to 3.6 V (down to 1.65 V at power down) |
| Operating Temperature | -40 °C to 85, 105 or 125 °C |
| Maximum Frequency | 16 MHz |
| Low Power Modes | Wait, Low power run (5.1 µA), Low power wait (3 µA), Active-halt with full RTC (1.3 µA), Halt (350 nA) |
| ADC | 12-bit, up to 1 Msps/25 channels |
| DAC | 12-bit with output buffer |
| Timers | Two 16-bit timers with 2 channels, one 16-bit advanced control timer with 3 channels, one 8-bit timer with 7-bit prescaler |
| Communication Interfaces | SPI, Fast I2C 400 kHz SMBus and PMBus™, USART (ISO 7816 interface and IrDA) |
| I/Os | Up to 41 I/Os, all mappable on interrupt vectors |
Key Features
- Advanced STM8 Core: Harvard architecture and 3-stage pipeline, with a maximum frequency of 16 MHz and 16 CISC MIPS peak.
- Low Power Features: Five low power modes including Wait, Low power run, Low power wait, Active-halt with full RTC, and Halt, ensuring ultra-low power consumption.
- Reset and Supply Management: Low power, ultra-safe BOR reset with 5 selectable thresholds, ultra-low-power POR/PDR, and programmable voltage detector (PVD).
- Clock Management: 1 to 16 MHz crystal oscillator, 32 kHz crystal oscillator, internal 16 MHz factory-trimmed RC, and internal 38 kHz low consumption RC.
- RTC and LCD Controller: Low power RTC with BCD calendar and alarm interrupt, and up to 4x28 segments LCD controller (for STM8L152xx models).
- DMA and Peripherals: 4-channel DMA supporting ADC, DAC, SPI, I2C, USART, and timers, with one channel for memory-to-memory transfer.
- Development Support: Fast on-chip programming and non-intrusive debugging with SWIM, and bootloader using USART.
Applications
The STM8L151G6U6 is suitable for a variety of applications where low power consumption and high performance are critical. These include:
- Consumer Electronics: Battery-powered devices such as remote controls, toys, and home appliances.
- Industrial Control: Automation systems, sensors, and control units.
- Medical Devices: Portable medical equipment, health monitors, and wearable devices.
- Automotive Systems: In-car entertainment, navigation systems, and other automotive electronics.
- IoT Devices: Internet of Things applications requiring low power and high efficiency.
Q & A
- What is the maximum frequency of the STM8L151G6U6 MCU?
The maximum frequency of the STM8L151G6U6 MCU is 16 MHz. - What are the low power modes available in the STM8L151G6U6?
The available low power modes are Wait, Low power run (5.1 µA), Low power wait (3 µA), Active-halt with full RTC (1.3 µA), and Halt (350 nA). - What is the operating voltage range of the STM8L151G6U6?
The operating voltage range is 1.8 V to 3.6 V (down to 1.65 V at power down). - Does the STM8L151G6U6 have an LCD controller?
No, the STM8L151G6U6 does not have an LCD controller; this feature is available in the STM8L152xx models. - What communication interfaces are supported by the STM8L151G6U6?
The MCU supports SPI, Fast I2C 400 kHz SMBus and PMBus™, and USART (ISO 7816 interface and IrDA). - How many I/Os does the STM8L151G6U6 have?
The STM8L151G6U6 has up to 41 I/Os, all mappable on interrupt vectors. - What is the resolution of the ADC in the STM8L151G6U6?
The ADC has a 12-bit resolution with up to 1 Msps/25 channels. - Does the STM8L151G6U6 support capacitive sensing?
Yes, it supports up to 16 capacitive sensing channels for touchkey, proximity, linear touch, and rotary touch sensors. - What is the purpose of the DMA in the STM8L151G6U6?
The DMA supports peripherals such as ADC, DAC, SPI, I2C, USART, and timers, with one channel for memory-to-memory transfer. - How does the STM8L151G6U6 support development and debugging?
The MCU supports fast on-chip programming and non-intrusive debugging with SWIM, and a bootloader using USART.
