Overview
The STM8L152M8T6TR is an ultra-low-power 8-bit microcontroller from STMicroelectronics, part of the STM8L15xx family. This device is designed to provide high processing power while maintaining low power consumption, making it ideal for applications requiring energy efficiency. The STM8L152M8T6TR features an enhanced STM8 CPU core with a Harvard architecture and a 3-stage pipeline, offering up to 16 MIPS at 16 MHz. It includes an integrated debug module with a hardware interface (SWIM) for non-intrusive in-application debugging and ultrafast Flash programming.
The microcontroller is equipped with a range of peripherals, including a 12-bit ADC, two DACs, two comparators, a real-time clock, multiple timers, and standard communication interfaces such as SPI, I2C, and USARTs. It also supports LCD displays and has advanced low-power modes to minimize energy consumption.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating Power Supply | 1.65 to 3.6 V (without BOR), 1.8 to 3.6 V (with BOR) |
| Operating Temperature Range | -40 to 85, 105 or 125 °C |
| Max Frequency | 16 MHz |
| Processing Power | Up to 16 CISC MIPS |
| Flash Memory | Up to 64 Kbytes |
| Data EEPROM | Up to 2 Kbytes with ECC and RWW |
| RAM | Up to 4 Kbytes |
| Low-Power Modes | Wait, Low-power run, Low-power wait, Active-halt with full RTC, Halt |
| Current Consumption | 200 μA/MHz + 330 μA |
| Wake-Up Time from Halt Mode | 4.7 μs |
| I/O Leakage | 50 nA |
| Communication Interfaces | Two SPIs, Fast I2C 400 kHz, Three USARTs |
| Timers | Three 16-bit timers, One 16-bit advanced control timer, One 8-bit timer |
| Package Options | LQFP 48 7x7x1.4 mm, UFQFPN 48 7x7x0.55 mm |
Key Features
- Advanced STM8 Core: Harvard architecture and 3-stage pipeline, providing up to 16 CISC MIPS at 16 MHz.
- Low-Power Modes: Five low-power modes including Wait, Low-power run, Low-power wait, Active-halt with full RTC, and Halt.
- Peripherals: 12-bit ADC, two 12-bit DACs, two ultra-low-power comparators, real-time clock, and multiple timers.
- Communication Interfaces: Two SPIs, Fast I2C 400 kHz, and three USARTs (including ISO 7816 interface + IrDA).
- Memory: Up to 64 Kbytes of Flash memory, up to 2 Kbytes of data EEPROM with ECC and RWW, and up to 4 Kbytes of RAM.
- LCD Support: 8x40 or 4x44 segment LCD with step-up converter.
- DMA and Interrupts: Four DMA channels for ADC, DACs, SPIs, I2C, USARTs, and timers, with up to 40 external interrupt sources.
- Touch Sensing: Up to 16 capacitive sensing channels supporting touchkey, proximity, linear touch, and rotary touch sensors.
- Debugging and Programming: Fast on-chip programming and non-intrusive debugging with SWIM, and bootloader using USART.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its low power consumption and robust peripheral set.
- Consumer Electronics: Ideal for battery-powered devices such as remote controls, gaming controllers, and other handheld devices.
- Medical Devices: Can be used in medical equipment that requires low power consumption and high reliability.
- Automotive Systems: Applicable in automotive control units, sensors, and other automotive electronics.
- IoT Devices: Suitable for Internet of Things (IoT) applications that need low power consumption and multiple communication interfaces.
Q & A
- What is the maximum operating frequency of the STM8L152M8T6TR?
The maximum operating frequency is 16 MHz, providing up to 16 CISC MIPS.
- What are the low-power modes available in the STM8L152M8T6TR?
The device features five low-power modes: Wait, Low-power run, Low-power wait, Active-halt with full RTC, and Halt.
- What types of communication interfaces does the STM8L152M8T6TR support?
The device supports two SPIs, Fast I2C 400 kHz, and three USARTs (including ISO 7816 interface + IrDA).
- How much Flash memory does the STM8L152M8T6TR have?
The device has up to 64 Kbytes of Flash memory.
- What is the operating temperature range of the STM8L152M8T6TR?
The operating temperature range is -40 to 85, 105 or 125 °C.
- Does the STM8L152M8T6TR support LCD displays?
Yes, it supports 8x40 or 4x44 segment LCD displays with a step-up converter.
- How many DMA channels does the STM8L152M8T6TR have?
The device has four DMA channels for ADC, DACs, SPIs, I2C, USARTs, and timers.
- What is the wake-up time from Halt mode?
The wake-up time from Halt mode is 4.7 μs.
- Does the STM8L152M8T6TR have touch sensing capabilities?
Yes, it supports up to 16 capacitive sensing channels for touchkey, proximity, linear touch, and rotary touch sensors.
- How does the STM8L152M8T6TR support debugging and programming?
The device supports fast on-chip programming and non-intrusive debugging with SWIM, and a bootloader using USART.
