ST72C216G1M6
8-bit microcontrollers with 4KB Flash memory for versatile applications
Manufacturer： stm
series introduction
# Introduction to the ST72C216G1M6 Product Series
## 1. Overview
The ST72C216G1M6 product series is a remarkable offering from STMicroelectronics, a leading player in the semiconductor industry. This series of microcontrollers is designed to meet a wide range of application requirements, combining high - performance capabilities with cost - effectiveness. These microcontrollers are built on a well - established architecture, providing a reliable and efficient solution for various embedded systems.
## 2. Key Features
### 2.1 Core and Architecture
- **8 - bit Core**: The ST72C216G1M6 is based on an 8 - bit ST7 core. This core offers a good balance between processing power and simplicity, making it suitable for applications where cost and power consumption are critical factors. It can execute a wide range of instructions efficiently, enabling developers to implement complex algorithms with relative ease.
- **Harvard Architecture**: The use of a Harvard architecture allows for separate program and data memory buses. This feature enables simultaneous access to program instructions and data, significantly improving the overall performance of the microcontroller. It results in faster execution times and better utilization of system resources.
### 2.2 Memory
- **Program Memory**: The series is equipped with a generous amount of on - chip program memory. The ST72C216G1M6 typically has 16 KB of Flash memory. Flash memory is non - volatile, which means that the program code stored in it is retained even when the power is turned off. This allows for easy reprogramming during the development phase and in - field updates in the final product.
- **Data Memory**: It also features a sufficient amount of data memory, usually 512 bytes of RAM. This RAM is used for storing variables, intermediate results, and other data during the execution of the program. The availability of an adequate data memory space ensures smooth operation of the microcontroller in various applications.
### 2.3 Peripherals
- **Timers/Counters**: The microcontroller includes multiple timers and counters. These can be used for a variety of purposes, such as generating accurate time delays, measuring time intervals, and controlling PWM (Pulse Width Modulation) signals. For example, in motor control applications, the timers can be used to generate the appropriate PWM signals to control the speed and direction of the motor.
- **Serial Communication Interfaces**: It offers serial communication interfaces like UART (Universal Asynchronous Receiver - Transmitter). UART allows the microcontroller to communicate with other devices, such as sensors, displays, or other microcontrollers, using a simple serial protocol. This enables seamless integration of the ST72C216G1M6 into larger systems.
- **Analog - to - Digital Converter (ADC)**: The built - in ADC is a valuable feature for applications that require the measurement of analog signals. It can convert analog input signals, such as temperature, voltage, or current, into digital values that the microcontroller can process. This is useful in applications like environmental monitoring, where analog sensor data needs to be digitized for further analysis.
### 2.4 Low - Power Operation
The ST72C216G1M6 is designed with low - power operation in mind. It offers multiple power - saving modes, such as standby and halt modes. In standby mode, the microcontroller can retain its internal state while consuming minimal power. This is particularly useful in battery - powered applications, where extending the battery life is crucial.
## 3. Applications
### 3.1 Home Appliances
- In home appliances such as washing machines, the ST72C216G1M6 can be used to control the various functions. It can manage the motor speed, water level sensing
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