{"product_id":"stm32f103c8t6-arm-cortex-m3-minimum-system-development-board","title":"STM32F103C8T6 ARM Cortex-M3 Minimum System Dev Board","description":"\n\u003ch2\u003eSTM32F103C8T6\/C6T6 ARM Cortex-M3 Minimum System Development Board for Arduino\u003c\/h2\u003e\n\u003cp\u003eTake your embedded systems projects to the next level with the \u003cstrong\u003eSTM32F103C8T6\/C6T6 Minimum System Development Board\u003c\/strong\u003e. Powered by an ARM Cortex-M3 core running at 72MHz, this compact yet capable board is the go-to choice for hobbyists, students, and engineers who need a reliable, flexible microcontroller platform compatible with Arduino-style development workflows.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Performance Cortex-M3 Core:\u003c\/strong\u003e 72MHz operating frequency with 64KB Flash and 20KB SRAM in a compact LQFP-48 package — perfect for demanding real-time tasks and applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRich Connectivity Interfaces:\u003c\/strong\u003e 2× SPI, 3× USART, 2× I2C, 1× CAN, and 37× I\/O ports give you everything you need to interface with sensors, modules, and peripherals in complex projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Debugging \u0026amp; Programming:\u003c\/strong\u003e Supports JTAG\/SWD debug interface for easy debugging and IAP (In-Application Programming), plus a Micro USB interface for power and USB communication, and USART1 for program download.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Power Management:\u003c\/strong\u003e RT9193 3.3V voltage regulator delivers up to 300mA stable output. Dual power interfaces (5V and 3.3V) plus a power LED (PWR) and user LED (PC13) for clear status indication.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Pin Headers:\u003c\/strong\u003e Ships with un-soldered pin headers so you can choose your preferred soldering direction — ideal for breadboards, custom PCBs, or enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Crystal Oscillators:\u003c\/strong\u003e 8MHz main crystal for 72MHz system clock, plus a 32.768KHz crystal for built-in RTC or calibration use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eChip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eSTM32F103C8T6 \/ C6T6\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eLQFP-48\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eARM Cortex-M3\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperating Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e72MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eFlash \/ SRAM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e64KB Flash \/ 20KB SRAM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eI\/O Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e37× GPIO\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSerial Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e2× SPI, 3× USART, 2× I2C, 1× CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eADC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e2× 12-bit \/ 16-channel ADC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTimers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e3× General Purpose + 1× Advanced\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDebug Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eJTAG \/ SWD + IAP Support\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage Regulator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eRT9193 3.3V, up to 300mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e5V or 3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBoard Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e54 × 23 × 12 mm (2.11 × 0.9 × 0.47 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInterface Overview\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSWD Interface:\u003c\/strong\u003e Supports simulation, download, and full debugging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicro USB Interface:\u003c\/strong\u003e Power supply and USB communication (note: program download not supported via USB).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSART1 Interface:\u003c\/strong\u003e Download programs or use for serial communication.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMCU Pin Interface:\u003c\/strong\u003e All I\/O port pins broken out for easy peripheral connections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V \/ 3.3V Power Interfaces:\u003c\/strong\u003e For external power supply or shared ground with other modules.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× STM32F103C8T6\/C6T6 Minimum System Development Board\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/22awg-glass-tube-fuse-holder-5x20mm-6x30mm-screw-type-10-pack\"\u003e10-Pack 22AWG Glass Tube Fuse Holder 5x20mm \u0026amp; 6x30mm Screw\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-usb-c-fast-charging-adapter-auto-power-off-overcharge-protection\"\u003e140W USB-C Fast Charger with Auto Power-Off Overcharge Protection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-auto-eject-usb-c-charging-cable-anti-overcharge-battery-guard\"\u003e140W Auto-Eject USB-C Cable – Anti-Overcharge Battery Guard\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor further reading on microcontroller standards and embedded systems, visit the \u003ca href=\"https:\/\/www.nist.gov\/topics\/electronics\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST Electronics \u0026amp; Electrical Engineering resources\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the STM32F103C8T6 development board used for?\u003c\/h4\u003e\n\u003cp\u003eA: The STM32F103C8T6 minimum system development board is used for learning embedded systems, prototyping microcontroller projects, and building Arduino-compatible applications. Its ARM Cortex-M3 core and rich peripheral set (SPI, I2C, USART, CAN, GPIO) make it suitable for robotics, IoT devices, sensor interfacing, motor control, and more.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this board compatible with Arduino IDE?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, with the appropriate STM32 board support package installed in the Arduino IDE, the STM32F103C8T6 board can be programmed using the Arduino environment. You can also use STM32CubeIDE, Keil, or other ARM-compatible development tools.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I upload code to the STM32F103C8T6 board?\u003c\/h4\u003e\n\u003cp\u003eA: You can upload code via three methods: (1) using the SWD interface with an ST-Link programmer for full debug support, (2) via USART1 using a USB-to-TTL adapter and the boot0 jumper set to boot from system memory, or (3) via JTAG. Note that the Micro USB port on this board is for power and USB communication only — it does not support direct program download.\u003c\/p\u003e\n\u003ch4\u003eQ: What voltage does this development board operate at?\u003c\/h4\u003e\n\u003cp\u003eA: The board accepts both 5V and 3.3V power inputs. The onboard RT9193 voltage regulator converts 5V input to a stable 3.3V output (up to 300mA) for the STM32 chip. GPIO pins operate at 3.3V logic levels, though most are 5V-tolerant.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the STM32F103C8T6 development board used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The STM32F103C8T6 minimum system development board is used for learning embedded systems, prototyping microcontroller projects, and building Arduino-compatible applications. Its ARM Cortex-M3 core and rich peripheral set (SPI, I2C, USART, CAN, GPIO) make it suitable for robotics, IoT devices, sensor interfacing, motor control, and more.\"}}, {\"@type\": \"Question\", \"name\": \"Is this board compatible with Arduino IDE?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, with the appropriate STM32 board support package installed in the Arduino IDE, the STM32F103C8T6 board can be programmed using the Arduino environment. You can also use STM32CubeIDE, Keil, or other ARM-compatible development tools.\"}}, {\"@type\": \"Question\", \"name\": \"How do I upload code to the STM32F103C8T6 board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"You can upload code via three methods: (1) using the SWD interface with an ST-Link programmer for full debug support, (2) via USART1 using a USB-to-TTL adapter and the boot0 jumper set to boot from system memory, or (3) via JTAG. Note that the Micro USB port on this board is for power and USB communication only — it does not support direct program download.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage does this development board operate at?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The board accepts both 5V and 3.3V power inputs. The onboard RT9193 voltage regulator converts 5V input to a stable 3.3V output (up to 300mA) for the STM32 chip. GPIO pins operate at 3.3V logic levels, though most are 5V-tolerant.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"STM32F103C6T6 \/ United States","offer_id":47710868242537,"sku":"14:94#STM32F103C6T6;200007763:201336106","price":23.16,"currency_code":"USD","in_stock":true},{"title":"GD32F103C8T6 \/ United States","offer_id":47710868275305,"sku":"14:10#GD32F103C8T6;200007763:201336106","price":23.06,"currency_code":"USD","in_stock":true},{"title":"8T6 Original \/ United States","offer_id":47710868308073,"sku":"14:29#8T6 Original;200007763:201336106","price":23.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S097628b5cd024d319171edc5b57ac2ccj.webp?v=1782061223","url":"https:\/\/oasis-select.com\/products\/stm32f103c8t6-arm-cortex-m3-minimum-system-development-board","provider":"Oasis Select","version":"1.0","type":"link"}