STM32 ARM Cortex-M3 Microcontroller Board with 72MHz Clock & 64KB Flas
The unparalleled range of STM32 microcontrollers, based on an industry-standard core, comes with a vast choice of tools and software to support project development, making this family of products ideal for both small projects and end-to-end platforms. Read more about the benefits of Arm Cortex-M processor cores. STM32F103C8T6 "Blue Pill" Development Board, featuring an ARM Cortex-M3 32-bit microcontroller, 72MHz clock, 64KB Flash, and 20KB SRAM. Ideal for embedded projects, robotics, automation, and IoT systems.
₹ 169 ₹199
199
Key Features:
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Based on STM32F103C8T6 ARM Cortex-M3 microcontroller
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72 MHz operating frequency with 64KB Flash and 20KB SRAM
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Compatible with STM32CubeIDE, Arduino IDE, PlatformIO
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Features USART, I2C, SPI, PWM, ADC, and USB
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Small size, low power, and perfect for IoT, robotics, and embedded systems
Detailed Product Description:
The STM32F103C8T6 Development Board – commonly known as the Blue Pill – is a powerful, compact, and affordable microcontroller board based on the STM32 ARM Cortex-M3 processor. It operates at 72 MHz and offers excellent performance for real-time control applications, signal processing, and automation systems.
The board features 32 GPIO pins, multiple communication interfaces (UART, I2C, SPI, USB), and is programmable using STM32CubeIDE, Keil, Arduino IDE (via STM32duino), or PlatformIO.
This board is perfect for engineering students, DIY electronics enthusiasts, and professional embedded developers looking for performance and flexibility at a low cost.
Technical Specifications:
| Specification | Value |
|---|---|
| Microcontroller | STM32F103C8T6 (ARM Cortex-M3) |
| Architecture | 32-bit |
| Clock Speed | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Digital I/O Pins | Up to 37 GPIO (depending on configuration) |
| Communication | UART, SPI, I2C, USB, CAN |
| Analog Inputs | 10-channel, 12-bit ADC |
| Timers/PWM | Yes (general purpose and advanced timers) |
| Operating Voltage | 3.3V (5V tolerant inputs) |
| Programming Interface | SWD (via ST-Link) or USB (via bootloader) |
| Dimensions | ~5.3 cm x 2.0 cm |
How to Use (Getting Started):
Programming Options:
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Using ST-Link V2 Programmer via SWD pins (recommended)
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Using USB Bootloader (may require flashing bootloader)
Compatible IDEs & Platforms:
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STM32CubeIDE (Official)
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Arduino IDE (via STM32duino)
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Keil uVision
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PlatformIO (VS Code)
Common Pinout:
| Pin | Function |
|---|---|
| PA0–PA15 | GPIO, ADC, UART, PWM |
| PB0–PB15 | GPIO, I2C, SPI, Timer |
| PC13–PC15 | GPIO / Onboard LED (PC13) |
| 3.3V / 5V | Power Inputs |
| GND | Ground |
| SWDIO/SWCLK | For ST-Link programmer |
| USB | USB device communication |
Applications:
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DIY embedded systems
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IoT devices and sensor hubs
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Robotics and automation
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Real-time signal processing
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Educational and research development
Package Includes:
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1 × STM32F103C8T6 Blue Pill Development Board
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1 × Set of male header pins (un-soldered)
You may need an ST-Link V2 programmer and micro USB cable for uploading code.
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