STM32F103RC
32-bit ARM Cortex M3 microcontrollers with 256KB flash, 64-pin packages
Manufacturer： stm
series introduction
# Introduction to the STM32F103RC Product Series
## 1. Overview
The STM32F103RC is part of STMicroelectronics' popular STM32F1 series, which is based on the ARM Cortex - M3 32 - bit RISC core. This product series is designed to offer a high - performance, cost - effective solution for a wide range of embedded applications. With its rich set of features and excellent balance between power consumption and processing capabilities, the STM32F103RC has become a go - to choice for many developers in the industry.
## 2. Key Features
### 2.1 Processing Power
- **ARM Cortex - M3 Core**: The STM32F103RC is powered by an ARM Cortex - M3 core running at a maximum frequency of 72 MHz. This core provides a high - performance computing environment with a Harvard architecture, which allows for simultaneous data and instruction access. It also supports a wide range of instructions, including Thumb - 2 instruction set, enabling efficient code execution and reduced code size.
- **Memory**: It comes with 256 KB of Flash memory, which is used to store the program code. This large - capacity Flash memory allows developers to implement complex algorithms and applications. Additionally, it has 48 KB of SRAM, which provides sufficient space for data storage during program execution, such as variables, buffers, and stack space.
### 2.2 Peripherals
- **GPIO (General - Purpose Input/Output)**: The STM32F103RC has a large number of GPIO pins. These pins can be configured as either input or output, and they support various functions such as push - pull, open - drain, and pull - up/down resistors. GPIO pins are commonly used for interfacing with external devices like sensors, actuators, and displays.
- **Timers**: There are multiple timers available in the STM32F103RC, including general - purpose timers, advanced - control timers, and basic timers. These timers can be used for a variety of applications, such as generating PWM (Pulse - Width Modulation) signals for motor control, measuring time intervals, and implementing delay functions.
- **UART (Universal Asynchronous Receiver/Transmitter)**: It features multiple UART interfaces, which are widely used for serial communication. UART allows the microcontroller to communicate with other devices, such as computers, sensors, and wireless modules, using a simple serial protocol.
- **SPI (Serial Peripheral Interface)**: The SPI interface provides a high - speed serial communication option. It is commonly used for communicating with external devices like flash memories, LCD displays, and sensors that support the SPI protocol.
- **I2C (Inter - Integrated Circuit)**: The I2C interface is a multi - master, multi - slave serial communication protocol. It is used for connecting low - speed devices, such as EEPROMs, sensors, and real - time clocks, in a simple and efficient way.
### 2.3 Analog Features
- **ADC (Analog - to - Digital Converter)**: The STM32F103RC is equipped with a 12 - bit ADC. This ADC can convert analog signals from external sensors (such as temperature sensors, light sensors, and pressure sensors) into digital values, allowing the microcontroller to process and analyze the analog data.
- **DAC (Digital - to - Analog Converter)**: It also has a 12 - bit DAC, which can convert digital values generated by the microcontroller into analog signals. This is useful for applications such as audio signal generation and analog control.
### 2.4 Power Management
- **Low - Power
Images for reference
64-LQFP
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