Overview
The STM8S001J3M3 is an 8-bit microcontroller from STMicroelectronics, part of the STM8S microcontroller family. This device is characterized by its performance, robustness, and reduced system cost. It features 8 Kbytes of Flash program memory, 1 Kbyte of RAM, and 128 bytes of true data EEPROM. The microcontroller is built with a 16 MHz advanced STM8 core, utilizing Harvard architecture and a 3-stage pipeline, along with an extended instruction set. The STM8S001J3M3 is designed to operate within a voltage range of 2.95 V to 5.5 V and includes various clock management options, low-power modes, and robust I/Os.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Frequency | 16 MHz |
| Program Memory | 8 Kbytes Flash memory |
| RAM | 1 Kbyte |
| Data EEPROM | 128 bytes, up to 100,000 write/erase cycles |
| Operating Voltage | 2.95 V to 5.5 V |
| Clock Sources | External clock input, internal 16 MHz RC, internal 128 kHz RC |
| Low-Power Modes | Wait, active-halt, halt |
| Interrupts | Nested interrupt controller with 32 interrupts, up to 5 external interrupts |
| Timers | Advanced control timer, 16-bit general purpose timer, 8-bit basic timer, auto wakeup timer, window and independent watchdog timers |
| Communications Interfaces | UART, SmartCard, IrDA, LIN master mode, SPI, I2C |
| ADC | 10-bit ADC with up to 3 multiplexed channels, scan mode and analog watchdog |
| I/Os | Up to 5 I/Os including 4 high-sink outputs |
| Package | SO-8 |
Key Features
- Core and Architecture: 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline, extended instruction set.
- Memories: 8 Kbytes of Flash program memory, 1 Kbyte of RAM, 128 bytes of true data EEPROM with up to 100,000 write/erase cycles.
- Clock and Supply Management: Flexible clock control with 3 master clock sources, internal user-trimmable 16 MHz RC, internal low-power 128 kHz RC, and a clock security system.
- Power Management: Low-power modes (wait, active-halt, halt), switch-off peripheral clocks individually, and permanently active, low-consumption power-on and power-down reset.
- Interrupt Management: Nested interrupt controller with 32 interrupts, up to 5 external interrupts.
- Timers: Advanced control timer, 16-bit general purpose timer, 8-bit basic timer, auto wakeup timer, window and independent watchdog timers.
- Communications Interfaces: UART, SmartCard, IrDA, LIN master mode, SPI unidirectional interface up to 8 Mbit/s, I2C interface up to 400 Kbit/s.
- ADC: 10-bit ADC with up to 3 multiplexed channels, scan mode, and analog watchdog.
- I/Os: Up to 5 I/Os including 4 high-sink outputs, highly robust I/O design immune against current injection.
- Development Support: Embedded single-wire interface module (SWIM) for fast on-chip programming and non-intrusive debugging.
Applications
The STM8S001J3M3 microcontroller is suitable for a variety of applications that require low to medium complexity and high reliability. These include:
- Industrial Automation: Control systems, sensors, and actuators.
- Consumer Electronics: Home appliances, remote controls, and other consumer devices.
- Automotive Systems: Dashboard controls, sensors, and other automotive applications.
- Medical Devices: Simple medical equipment and diagnostic tools.
- IoT Devices: Basic IoT applications requiring low power and robust performance.
Q & A
- What is the core frequency of the STM8S001J3M3 microcontroller?
The core frequency of the STM8S001J3M3 is 16 MHz.
- How much Flash memory does the STM8S001J3M3 have?
The STM8S001J3M3 has 8 Kbytes of Flash program memory.
- What is the endurance of the data EEPROM in the STM8S001J3M3?
The data EEPROM has an endurance of up to 100,000 write/erase cycles.
- What are the operating voltage ranges for the STM8S001J3M3?
The operating voltage range is from 2.95 V to 5.5 V.
- Does the STM8S001J3M3 support low-power modes?
Yes, it supports low-power modes such as wait, active-halt, and halt.
- What types of timers are available on the STM8S001J3M3?
The microcontroller features an advanced control timer, a 16-bit general purpose timer, an 8-bit basic timer, an auto wakeup timer, and window and independent watchdog timers.
- What communication interfaces are available on the STM8S001J3M3?
The microcontroller includes UART, SmartCard, IrDA, LIN master mode, SPI, and I2C interfaces.
- What is the resolution of the ADC on the STM8S001J3M3?
The ADC is a 10-bit ADC with up to 3 multiplexed channels, scan mode, and analog watchdog.
- How many I/Os does the STM8S001J3M3 have?
The microcontroller has up to 5 I/Os including 4 high-sink outputs.
- What development tools are available for the STM8S001J3M3?
The microcontroller supports embedded single-wire interface module (SWIM) for fast on-chip programming and non-intrusive debugging.
