STM32F103 Blue Pill Development Board
The STM32F103 Blue Pill Development Board offers a powerful yet budget-friendly platform for embedded systems, IoT applications, and advanced hobby projects.
Built around the STM32F103C8T6 ARM® Cortex®-M3 microcontroller, it combines high processing speed, rich I/O interfaces, and low power consumption, making it a popular choice for makers, engineers, and educators.
This board supports Arduino IDE through the STM32 core as well as STM32CubeIDE, PlatformIO, and other professional toolchains, allowing flexibility for both beginners and experts.
🔹 Key Features
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STM32F103C8T6 MCU – ARM Cortex-M3 core up to 72 MHz.
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Memory – 64 KB Flash and 20 KB SRAM for complex firmware.
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Connectivity – USB 2.0 FS, SPI, I²C, USART/UART, CAN, and GPIO.
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12-bit ADC & PWM – Accurate analog sensing and motor control.
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Bootloader Options – USB DFU, UART, or SWD programming.
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Compact Form Factor – Breadboard-friendly 2×20 pin headers.
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Low Power – Ideal for battery-powered embedded projects.
🔹 Technical Specifications
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Core: ARM Cortex-M3 32-bit RISC
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Operating Frequency: 72 MHz
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Flash Memory: 64 KB (typical Blue Pill variant)
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SRAM: 20 KB
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Operating Voltage: 2 V – 3.6 V
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I/O Pins: 37 (up to 26 configurable as PWM)
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Interfaces: 2×I²C, 3×USART, 2×SPI, USB 2.0 FS, CAN, JTAG/SWD
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ADC Channels: 12-bit, up to 16 channels
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Timer/Counters: Multiple 16-bit timers, advanced control timers
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Board Dimensions: Approx. 53 mm × 22 mm
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Operating Temperature: –40 °C to +85 °C
🔹 Applications & Use Cases
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IoT Gateways & Edge Devices – Reliable sensor interfacing and real-time control.
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Robotics & Drones – High-speed PWM and UART for motor drivers and telemetry.
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Data Acquisition Systems – 12-bit ADC for precision measurements.
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Wearable & Portable Devices – Low power design with battery operation.
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STEM Education – Affordable platform for ARM Cortex-M learning.
🔹 Advantages for Makers & Engineers
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Works seamlessly with Arduino and Accessories and Electronics Components.
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Compatible with a wide range of open-source libraries and development tools.
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Breadboard-friendly design simplifies prototyping and testing.
🔹 Safety & Precautions
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Ensure regulated 5 V USB or 3.3 V supply to avoid damage.
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Use ESD protection when handling the board to prevent static discharge.
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Check jumper BOOT0/BOOT1 positions before flashing firmware.
🔗 Helpful Internal Links
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Expand with Tools and Accessories such as ST-LINK/V2 programmers and sensors.
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Browse more Electronics Components for your next IoT project.
🎥 Video Tutorial
📝 Product Summary
The STM32F103C8T6 Blue Pill delivers 72 MHz ARM Cortex-M3 performance, multiple interfaces, and Arduino IDE compatibility—perfect for IoT, robotics, and advanced embedded systems at an affordable price.
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