Description
The ARM Cortex M3 STM32F103C8 Microcontroller is used in the Blue pill board. Unlike the name, “Blue Pill” the Microcontroller’s name STM32F103C8T6 has a meaning behind it.
- STM » stands for the manufacturer name STMicroelectronics
- 32 » stands for 32-bit ARM architecture
- F103 » stands to indicate that the architecture ARM Cortex M3
- C » 48-pin
- 8 » 64KB Flash memory
- T » package type is LQFP
- 6 » operating temperature -40°C to +85°C
Now let us look into the specifications of this Microcontroller.
- Architecture: 32-bit ARM Cortex M3
- Operating Voltage: 2V to 3.6V
- CPU Frequency: 72 MHz
- Number of GPIO pins: 37
- Number of PWM pins: 12
- Analog input Pins: 10 (12-bit)
- USART Peripherals: 3
- I2C Peripherals: 2
- SPI Peripherals: 2
- Can 2.0 Peripheral: 1
- Timers: 3 (16-bit), 1 (PWM)
- Flash Memory: 64KB
- RAM: 20kB
- Burning times: 10k cycles
- On-board SWD interface and it can be programmed with ST-LINK V2
- Immersion gold process, long service life
- On-board reset button and power indicator LED
- Power supply connector: Micro USB socket
- On-board test indicator LED and the beginners can program to control it
- On-board 100ma 3.3V Regulator
- Size: 53mm x 22.5mm
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- Data sheet
- https://www.st.com/resource/en/datasheet/stm32f103c8.pdf
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