STM8S005K6T6C Microcontroller: Provides Powerful Processing Capabilities for Smart Applications

09 January 2024


Ⅰ. Overview of STM8S005K6T6C

Ⅱ. Technical specifications of STM8S005K6T6C

Ⅲ. Structure and functions of STM8S005K6T6C

Ⅳ. Application fields of STM8S005K6T6C

Ⅴ. Package of STM8S005K6T6C

Ⅵ. What are the technical points of STM8S005K6T6C?

Ⅶ. What development tools are available for STM8S005K6T6C?



STM8S005K6T6C is a microcontroller based on the STM8S005K6T6 chip, which has the characteristics of low power consumption, high performance, and high integration. It adopts 8051 microprocessor architecture, operates at a frequency of up to 16MHz, and has rich peripheral interfaces and memory resources. Therefore, it is widely used in various embedded applications, such as smart homes, IoT devices, industrial control, consumer electronics and other fields. This article will introduce the product features and structure of STM8S005K6T6C in detail to help you better understand this microcontroller and provide strong support for embedded system design.



Ⅰ. Overview of STM8S005K6T6C


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STM8S005K6T6C is a high-performance STM32F7 series microcontroller launched by STMicroelectronics. Positioned as a high-performance solution, this microcontroller is built upon the ARM Cortex-M7 core, boasting an array of rich peripherals and advanced features. Operating as an 8-bit microcontroller unit, it incorporates 32kB of Flash program memory and 128 bytes of data EEPROM. Designated as a medium density device in the STM8S Microcontroller Family Reference Manual (RM0016), it offers a balance of high stability and a streamlined development cycle. Noteworthy is the real data EEPROM, supporting up to 100,000 write or erase cycles, enhancing its durability. Operating efficiently within a temperature range spanning from -40°C to 85°C, this microcontroller achieves a maximum clock speed of 16 MHz. Furthermore, it functions within a power supply range of 2.95 V to 5.5 V, providing versatility in various applications. Its ADC resolution is 10 and its flash program memory is 32KB.


Replacements and Equivalents:

• STM8AF6226ITAAX

• STM8AF6226ITDAU

• STM8AF6226ITDAY

STM8AF6266TCX



Ⅱ. Technical specifications of STM8S005K6T6C


• Its manufacturer is STMicroelectronics.

• It has 7 ADC channels.

• Its program memory is 32 kB.

• Its clock frequency is 16MHz.

• It has a power dissipation of 360 mW.

• Its data bus width is 8 bit.

• Its interface types are I²C, SPI, UART.

• Its operating temperature is - 40°C to 85°C.

• Its operating voltage range is 2.95V to 5.5V.

• Its mounting method is SMD or SMT.

• It has 32 pins and comes in LQFP package and Tray packaging.



Ⅲ. Structure and functions of STM8S005K6T6C


STM8S005K6T6C completes various tasks through the cooperation of CPU core and peripheral modules. Its structure and functions are as follows:


1. Central processing unit (CPU): STM8S005K6T6C integrates an 8-bit CPU, which is responsible for executing programs stored in its internal flash memory. Programs are usually written by developers using C language or assembly language and burned into the chip through development tools.


2. Interrupt controller: Interrupt is an important mechanism in computer programs. It allows a program to respond to external events during execution, such as changes in input signals or timer overflows. The interrupt service routine is the program used to handle these events. The interrupt service routine allows immediate response to these events when needed, allowing the program to handle various emergencies in a timely manner.


3. Clock and clock manager: Microcontrollers require a clock source to synchronize operations. The STM8S005K6T6C contains a clock system that can be configured to use an internal or external clock source.


4. Timers and counters: Microcontrollers usually contain timers and counters for performing scheduled tasks, generating pulses, timing, etc.


5. Serial communication interface (UART, SPI, I2C, etc.): STM8S005K6T6C supports a variety of serial communication interfaces, which are used to communicate with other devices. In embedded systems, serial communication interface is a common communication method.


6. Input/output (I/O) ports: The STM8S005K6T6C contains digital input and output pins that can be used to connect external devices and sensors, as well as perform various tasks. By configuring these pins, it can control external circuits or read external signals.


7. Power management: Microcontrollers often require power management to ensure proper operation. The STM8S005K6T6C has features such as low-power mode, standby mode, etc. to minimize power consumption and extend battery life.


8. Memory: The chip integrates flash memory to store program code, and random access memory to store runtime data. Flash memory is a type of non-volatile memory that retains program code even when power is removed.



Ⅳ. Application fields of STM8S005K6T6C


The STM8S005K6T6C microcontroller is suitable for a variety of low-cost, low-power applications, including but not limited to:


• Electronic toy

• Vehicle electronics

• Industrial control

• Smart sensors

• LED lighting control

• Home appliance control



Ⅴ. Package of STM8S005K6T6C


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The STM8S005K6T6C microcontroller possesses dimensions of 7.2mm, 7.2mm, and 1.45mm for its length, width, and height, respectively. It features 32 pins and is available in an LQFP package with Tray packaging.



Ⅵ. What are the technical points of STM8S005K6T6C?


The technical points of STM8S005K6T6C include:


• Development tools: It supports a variety of tools and development environments, such as ST-LINK/V2 and IAR Embedded Workbench.


• Protection mechanism: It has built-in protection mechanisms such as hardware watchdog, over-temperature protection and low-voltage detection to ensure system reliability.


• Low-power technology: STM8S005K6T6C uses ultra-low-power clock, low-power mode and other technologies to achieve low-power operation. This technology can effectively reduce the power consumption of the chip and improve the battery life of the chip, thereby extending the service life of electronic products.


• High reliability and stability: STM8S005K6T6C has undergone strict quality control and reliability testing to ensure that it can maintain stable performance in various harsh environments.


• High integration: This microcontroller integrates multiple functional modules such as I²C channel, UART channel and PWM unit, which makes it easier for developers to build full-featured applications without adding additional external components.


• High-speed core: This microcontroller features a high-speed STM8 core running at speeds up to 16MHz, which makes it excellent at handling complex tasks and real-time control applications.


• Large capacity storage: The microcontroller is equipped with 8KB of flash memory and 1KB of RAM, providing applications with enough space to store large amounts of code and data.



Ⅶ. What development tools are available for STM8S005K6T6C?


Here are some commonly used STM8 development tools that can help you develop STM8 applications faster.


1. STM8CubeMX: Although it is mainly used for the STM32 series, STMicroelectronics’ CubeMX tool also provides some support for STM8. It helps you configure the pins, clocks, etc. of your STM8 microcontroller.


2. IAR Embedded Workbench for STM8: IAR Systems provides developers with a variety of microcontrollers and solutions, including the STM8 series. IAR Systems' STM8 series of embedded workbenches provide a comprehensive range of tools, including compilers, debuggers and other tools.


3. Cosmic C Compiler: Cosmic is the official compiler provider for STMicroelectronics STM8 series. Their C compiler is used in the development of STM8, often integrated with STVD.


4. ST Visual Develop (STVD): The official integrated development environment provided by ST supports the development of the STM8 series. It includes a compiler, debugger and emulator.


5. Small Device C Compiler (SDCC): This is a free open source C compiler that supports multiple platforms, including STM8. It may not be as feature-rich as some commercial tools, but it's a good choice for simple projects.




Frequently Asked Questions


1. What is a microcontroller?


Microcontroller is a compressed micro computer manufactured to control the functions of embedded systems in office machines, robots, home appliances, motor vehicles, and a number of other gadgets. 


2. Can the STM8S005K6T6C be used in low-power applications?


Yes, the STM8S005K6T6C features low-power modes and is suitable for battery-powered or energy-efficient applications.


3. What is STM8 microcontroller?


The STM8 is an 8-bit microcontroller family by STMicroelectronics. The STM8 microcontrollers use an extended variant of the ST7 microcontroller architecture. STM8 microcontrollers are particularly low cost for a full-featured 8-bit microcontroller.


4. What is the STM8S005K6T6C?


The STM8S005K6T6C is a microcontroller belonging to the STM8S series developed by STMicroelectronics. It is based on a 8-bit core and is widely used in various embedded systems applications.