STM8S105C6T6
8-bit STM8S microcontrollers with 32KB Flash, 16MHz, 48-pin LQFP
Manufacturer： stm
series introduction
# Introduction to the STM8S105C6T6 Product Series
## 1. Overview
The STM8S105C6T6 is a member of the STM8S microcontroller family developed by STMicroelectronics. This product series is designed to offer a cost - effective, high - performance solution for a wide range of embedded applications. With its rich set of features and capabilities, it has become a popular choice among engineers and developers in various industries.
## 2. Key Features
### 2.1 Core and Architecture
- **8 - bit Core**: The STM8S105C6T6 is based on an 8 - bit STM8 core. This core provides a good balance between performance and simplicity, making it suitable for applications that do not require the complexity of a 32 - bit processor. It offers a relatively high - speed execution of instructions, enabling efficient processing of tasks.
- **Harvard Architecture**: It uses a Harvard architecture, which separates the program memory and data memory buses. This allows for simultaneous access to instructions and data, improving the overall performance and execution speed of the microcontroller.
### 2.2 Memory
- **Flash Memory**: It is equipped with 32 KB of in - system programmable Flash memory. This non - volatile memory is used to store the program code. The in - system programmability feature allows developers to update the firmware of the microcontroller without removing it from the circuit board, which is very convenient for product development and maintenance.
- **Data EEPROM**: There is 1 KB of Data EEPROM available. This memory can be used to store non - volatile data such as configuration parameters, calibration values, and user - specific settings. The EEPROM has a high endurance, typically allowing for a large number of write cycles, ensuring the long - term reliability of data storage.
- **Random - Access Memory (RAM)**: The microcontroller has 2 KB of RAM. This volatile memory is used for storing temporary data during the execution of the program, such as variables, stack, and heap.
### 2.3 Peripherals
#### 2.3.1 Timers
- **General - Purpose Timers**: It includes multiple general - purpose timers, such as TIM2 and TIM3. These timers can be used for a variety of applications, including generating PWM (Pulse Width Modulation) signals for motor control, measuring time intervals, and implementing delay functions.
- **Advanced - Control Timer**: The TIM1 advanced - control timer is available, which is suitable for more complex applications such as three - phase motor control. It can generate complementary PWM signals with dead - time insertion, which is crucial for safe and efficient motor operation.
#### 2.3.2 Communication Interfaces
- **Universal Synchronous/Asynchronous Receiver/Transmitter (USART)**: The STM8S105C6T6 has one USART interface. This interface can be used for serial communication with other devices, such as computers, sensors, or actuators. It supports both synchronous and asynchronous communication modes, with configurable baud rates, data bits, stop bits, and parity.
- **Inter - Integrated Circuit (I²C) Interface**: An I²C interface is provided, which allows for easy communication with other I²C - compatible devices, such as sensors, EEPROMs, and displays. The I²C interface operates at a relatively low speed but is very useful for short - distance, multi - master communication.
- **Serial Peripheral Interface (SPI)**: There is also an SPI interface available. SPI is a high - speed serial communication protocol that is commonly used for communicating with external devices such as flash memories, ADCs (Analog - to - Digital Converters), and DACs (
Images for reference
48-LQFP
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