STM32F103C8T6

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STMicroelectronics STM32F103C8T6

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Part No.:
STM32F103C8T6
Manufacturer:
STMicroelectronics
Package:
48-LQFP
Datasheet:
STM32F103C8T6.pdf
Description:
IC MCU 32BIT 64KB FLASH 48LQFP
In Stock:
2596
Quantity:
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    STM32F103C8T6 informationSTM32F103C8T6 information

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    STM32F103C8T6 Pinout, Development Boards, and Arduino Projects

    The STM32F103C8T6, based on the ARM Cortex-M3 core, is a popular microcontroller for its high performance, low power consumption, and affordability. Widely used in industrial control, IoT, home appliances, and education, it supports Arduino projects and offers guidance on pinout, development boards, schematics, bootloader, and circuits.


    Table of Contents

    1. Introduction to STM32F103C8T6

    STM32F103C8T6 is a microcontroller based on ARM Cortex-M3 core launched by STMicroelectronics. It runs at a frequency of up to 72 MHz, has a built-in 64 KB Flash and 20 KB SRAM, and supports a variety of communication interfaces and rich peripheral functions. This chip has become the first choice of many embedded developers due to its good performance and low price (usually less than $2).


    2. Basic features of STM32F103C8T6

    STM32F103C8T6 is a 32-bit microcontroller introduced by STMicroelectronics. It has the following main features:

    Features
    Description
    Processing power
    ARM Cortex-M3 core, supporting efficient 32-bit data processing
    Memory
    64 KB Flash, 20 KB SRAM, to meet the needs of small and medium-sized embedded projects
    Communication interface
    I2C, SPI, UART, USB, CAN and other communication protocols
    Low power consumption
    Multiple low-power modes for battery-powered embedded devices
    package
    LQFP48, with a small footprint, facilitates design integration


    3. STM32F103C8T6 pinout and package

    The pinout of STM32F103C8T6 is an important starting point for understanding and using this chip. Its LQFP48 package provides 48 pinout, divided into power pinout, reset pinout, I/O pinout, and special function pinout.

    3.1 pinout function

    STM32F103C8T6 Pinout

    STM32F103C8T6 Pinout

    pinout number
    pinout name
    Functional Description
    1
    VBAT
    Battery powered pinout
    2-4
    PC13-TAMPER-RTC, PC14-OSC32_IN, PC15-OSC32_OUT
    Real-time clock and low frequency crystal related pinout
    5-6
    PD0-OSC_IN, PD1-OSC_OUT
    High frequency crystal input/output pinout
    7
    NRST
    Reset pinout
    8
    VSSA
    Place of simulation
    9
    VDDA
    Analog power supply
    10
    PA0-WKUP
    Wake up pinout
    11-17
    PA1-PA7
    General purpose GPIO pinout
    18-19
    PB0-PB1
    General purpose GPIO pinout
    20
    PB2
    General purpose GPIO pinout
    21-22
    PB10-PB11
    General purpose GPIO pinout
    23, 35, 46
    VSS_1, VSS_2, VSS_3
    Digital ground
    24, 36, 47
    VDD_1, VDD_2, VDD_3
    Digital power supply
    25-28
    PB12-PB15
    General purpose GPIO pinout
    29-34
    PA8-PA13
    General purpose GPIO pinout
    37-38
    PA14-PA15
    General purpose GPIO pinout
    39-45
    PB3-PB9
    General purpose GPIO pinout
    48
    BOOT0
    Start mode selection pinout

    To fully understand the pinout function of STM32F103C8T6, it is recommended to refer to the datasheet and reference manual provided by ST, which contain detailed pinout configuration and functional description.

    3.2 Package of STM32F103C8T6

    The Package type of STM32F103C8T6 is LQFP-48 (Low-profile Quad Flat Package 48 pinout), and its footprint characteristics are as follows:

    STM32F103C8T6 package

    STM32F103C8T6 package

    STM32F103C8T6 footprint

    STM32F103C8T6 footprint

    pinout spacing: 0.5mm

    Package size: 7mm x 7mm

    In PCB design, ensure that the pad layout exactly matches the package specifications, maintaining proper pad size and spacing to ensure accurate installation and soldering reliability of the components.


    4. Application of STM32F103C8T6

    STM32F103C8T6 is widely used in the following fields because of its high performance and low power consumption:

    Iot devices: Support multiple communication interfaces, suitable for environmental monitoring, smart home and other iot node development.

    Robot control: Using PWM control motor, can achieve intelligent obstacle avoidance and path planning.

    Industrial automation: Sensor data acquisition and control through CAN bus and ADC.

    Data acquisition: High precision ADC and USB interface suitable for portable data logger.

    Smart home: Low power design is suitable for the development of smart lighting, door locks and other home control devices.

    Educational experiments: Quick introduction to embedded learning with the Blue Pill development board.

    Medical equipment: Used for portable medical equipment such as oximeter, heart rate monitor.


    5. Development board selection

    When developing the STM32F103C8T6 project, selecting the appropriate development board is the key. Here's a comparison of two common development boards:

    5.1 Blue Pill

    The Blue Pill is a classic development board based on the STM32F103C8T6, which is widely popular for its extremely low price (generally less than $3) and powerful features.

    Features of the Blue Pill

    Hardware resources:

    32 GPIO pinout, supporting a variety of peripheral functions.

    Onboard 8 MHz crystal oscillator and 32.768 kHz RTC crystal oscillator.

    The USB interface is used for data transfer and program burning.

    Onboard LED and reset button.

    Application:

    Ideal for embedded introductory projects or low cost prototyping.

    Note:

    Some versions of the Blue Pill have non-standard USB resistors and may need to be replaced with 1.5kΩ resistors.

    It is recommended to refer to the schematic of the board during the development to avoid compatibility problems in the circuit design.

    5.2 Nucleo-64 development board

    Nucleo-64 is an official development board from ST, which provides more debug interfaces and official support for more complex and reliable project development.

    Characteristics of Nucleo-64

    On-board ST-Link debugger for easy debugging and programming.

    Higher reliability and electrical specification compatibility.


    6. STM32F103C8T6 and Arduino project development

    STM32F103C8T6 Arduino

    STM32F103C8T6 Arduino

    The flexibility of STM32F103C8T6 allows it to be used in Arduino projects, and compatibility with Arduino IDE can be easily achieved by loading bootloader and configiting development environment.

    6.1 Install STM32 core library:

    Open the Arduino IDE, go to "Preferences" and add the download address of the STM32 core library.

    Install "STM32 for Arduino" in the library manager.

    6.2 Load Bootloader:

    Download the adapted bootloader using a USB-TTL converter or ST-Link.

    After loading, STM32F103C8T6 can directly burn the program through the USB interface.

    6.3 Programming and debugging:

    Select "Generic STM32F103C" board in Arduino IDE.

    Write a program, for example, to light an onboard LED:

    STM32F103C8T6 programming

    STM32F103C8T6 programming

    With the above steps, the Arduino project can be easily run on the STM32F103C8T6.


    7. Sum up

    STM32F103C8T6 occupies an important position in the field of embedded development with its high performance and low cost. From pinout, development boards such as Blue Pill to Arduino projects, the STM32F103C8T6 offers a wealth of possibilities. Developers can take advantage of its hardware and strong community support to design sophisticated electronic circuits and innovative projects.In the development process, it is recommended to study its datasheet and reference manual in depth, and select the appropriate tools and resources combined with the actual needs. The STM32F103C8T6 is an option worth exploring for both beginners and professional developers.


    Frequently Asked Questions

    1. What is the price of STM32F103C8T6?

    The price of the STM32F103C8T6 is subject to change according to the supplier, purchase quantity and market supply and demand, and the unit price is approximately 12.81 RMB or 6.08 USD.

    2. Where can I download the technical manual of STM32F103C8T6?

    The datasheet for STM32F103C8T6 can be downloaded from our official website.

    3. What is the working voltage range of STM32F103C8T6?

    The STM32F103C8T6 operates in the voltage range from 2.0V to 3.6V and is usually powered by 3.3V.

    4. What is the operating temperature range of STM32F103C8T6?

    The STM32F103C8T6 has an operating temperature range of -40°C to +85°C and is suitable for industrial environments.

    5. How to select the boot mode for STM32F103C8T6?

    Boot from Flash, SRAM, or system memory can be selected by setting the level of the BOOT0 and BOOT1 pinout.

    6. Is STM32F103C8T6 suitable for beginners?

    If you've already played with Arduino or have some programming background, try the STM32F103C8T6. Although a little complicated, but can do more powerful projects after learning!

    7. Why is STM32F103C8T6 so popular?

    It is cheap, powerful, can do a lot of complex electronic control projects, such as robots and smart devices, cost-effective!

    STM32F103C8T6 FAQ

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    We have a professional and experienced quality control team to strictly verify and test the STM32F103C8T6. All suppliers must pass our qualification reviews before they can publish their products including STM32F103C8T6 on icwhale.com; we pay more attention to the channels and quality of STM32F103C8T6 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the STM32F103C8T6 price and inventory displayed accurate?

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    6. What is the process for return or replacement of STM32F103C8T6?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the STM32F103C8T6 we delivered, we will accept the replacement or return of the STM32F103C8T6 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of STM32F103C8T6.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as STM32F103C8T6 pin diagram, STM32F103C8T6 datasheet?

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