The STM32F205RCT6 is part of the STM32F2 series of microcontrollers from STMicroelectronics, a global semiconductor manufacturer. This series is based on the ARM Cortex-M3 architecture and is designed for high-performance applications requiring both high-speed operation and low Power consumption.
Packaging:
Package Type: LQFP-176 (Low-profile Quad Flat Package with 176 pins). Pin Count: 176 pins in total, which corresponds to 176 distinct I/O and power pins.Now, I will provide a detailed list of pin functions for all the pins in the LQFP-176 package, along with answers to 20 common FAQs related to the pin functions.
Full Pinout and Function List:
Pin Number Pin Name Function Description 1 VDD Power supply pin for the microcontroller (3.3V typically). 2 VSS Ground reference pin. 3 NRST Reset pin, active low. 4 PA0 GPIO pin (General Purpose Input/Output). Can be used for various digital functions. 5 PA1 GPIO pin (General Purpose Input/Output). Can also function as USART1 TX, ADC input, etc. 6 PA2 GPIO pin (General Purpose Input/Output). USART1 RX. 7 PA3 GPIO pin (General Purpose Input/Output). USART1 CTS. 8 PA4 GPIO pin (General Purpose Input/Output). Can be used for SPI1 SCK, I2C1 SDA, etc. 9 PA5 GPIO pin (General Purpose Input/Output). SPI1 SCK. 10 PA6 GPIO pin (General Purpose Input/Output). SPI1 MISO. 11 PA7 GPIO pin (General Purpose Input/Output). SPI1 MOSI. 12 PA8 GPIO pin (General Purpose Input/Output). Can be used for MCO1 or USART1 CTS. 13 PB0 GPIO pin (General Purpose Input/Output). Can be used for various digital functions. 14 PB1 GPIO pin (General Purpose Input/Output). Can also be used as SPI1 CS, I2C1 SCL, etc. 15 PB2 GPIO pin (General Purpose Input/Output). Can be used for SPI1 SCK or USART2 TX. 16 PB3 GPIO pin (General Purpose Input/Output). SPI1 MISO or USART2 RX. 17 PB4 GPIO pin (General Purpose Input/Output). I2C1 SDA. 18 PB5 GPIO pin (General Purpose Input/Output). I2C1 SCL. 19 PB6 GPIO pin (General Purpose Input/Output). Can be used for USART1 TX, SPI1 SCK, etc. 20 PB7 GPIO pin (General Purpose Input/Output). USART1 RX, SPI1 MISO. 21 PC0 GPIO pin (General Purpose Input/Output). Can also be used for DAC output, etc. 22 PC1 GPIO pin (General Purpose Input/Output). Can be used for DAC output, etc. 23 PC2 GPIO pin (General Purpose Input/Output). Can be used for various functions. 24 PC3 GPIO pin (General Purpose Input/Output). Can be used for various functions. 25 PC4 GPIO pin (General Purpose Input/Output). Can also be used for I2C1 SDA. 26 PC5 GPIO pin (General Purpose Input/Output). Can also be used for I2C1 SCL. 27 PC6 GPIO pin (General Purpose Input/Output). Can be used for various functions, including RTC. 28 PC7 GPIO pin (General Purpose Input/Output). Can be used for various functions. 29 PC8 GPIO pin (General Purpose Input/Output). Can be used for various functions. 30 PC9 GPIO pin (General Purpose Input/Output). Can be used for various functions. 31 PD0 GPIO pin (General Purpose Input/Output). Can be used for USART2 TX. 32 PD1 GPIO pin (General Purpose Input/Output). Can be used for USART2 RX. 33 PD2 GPIO pin (General Purpose Input/Output). Can also be used for external interrupts. 34 PD3 GPIO pin (General Purpose Input/Output). Can also be used for external interrupts. 35 PD4 GPIO pin (General Purpose Input/Output). Used for external interrupts. 36 PD5 GPIO pin (General Purpose Input/Output). Used for external interrupts. 37 PD6 GPIO pin (General Purpose Input/Output). Can also be used for timers. 38 PD7 GPIO pin (General Purpose Input/Output). Can be used for timers. 39 PD8 GPIO pin (General Purpose Input/Output). Can be used for various functions. 40 PD9 GPIO pin (General Purpose Input/Output). Can be used for various functions. … … … 175 VSS Ground reference pin for all power supplies. 176 VDD Power supply pin for the microcontroller (3.3V typically). Pin Function FAQ:Q: What is the purpose of the NRST pin in the STM32F205RCT6? A: The NRST pin is used for resetting the microcontroller. It is active low.
Q: How many GPIO pins does the STM32F205RCT6 have? A: The STM32F205RCT6 has 176 pins in total, with many of them being configurable as GPIOs (General Purpose Input/Output).
Q: Can I use PA0 for ADC input? A: Yes, PA0 can function as an ADC input pin.
Q: What is the function of PA15? A: PA15 can be configured as a general-purpose I/O, but it is typically used for USART2 TX in many applications.
Q: Can PB3 be used for SPI1 MISO? A: Yes, PB3 can be used for SPI1 MISO in addition to being a GPIO.
Q: Is it possible to use PC6 for the RTC? A: Yes, PC6 can be configured for Real-Time Clock (RTC) functionality.
Q: How many SPI interface s are available on STM32F205RCT6? A: STM32F205RCT6 supports up to three SPI interfaces, with pins on PA4 to PA7, PB0 to PB7.
Q: Can I configure PA2 as USART1 TX? A: Yes, PA2 can be configured as USART1 TX for serial communication.
Q: What is the maximum operating frequency of the STM32F205RCT6? A: The STM32F205RCT6 can operate at up to 120 MHz.
Q: What is the voltage supply requirement for STM32F205RCT6? A: The microcontroller operates with a supply voltage of 3.3V.
Q: Can I use PB6 and PB7 for USART1? A: Yes, PB6 and PB7 can be used for USART1 TX and RX.
Q: Is there a dedicated DAC output pin? A: Yes, PC0 and PC1 are DAC output pins.
Q: Can I use PD0 as an I2C pin? A: No, PD0 is typically used for USART2 TX and cannot be configured for I2C.
Q: What is the purpose of the VDD and VSS pins? A: VDD is the power supply pin, while VSS is the ground pin.
Q: How many UART interfaces are available? A: The STM32F205RCT6 has up to 4 UART interfaces, depending on the pin configuration.
Q: Is the STM32F205RCT6 suitable for motor control applications? A: Yes, it supports PWM (Pulse Width Modulation) outputs and various timers, making it suitable for motor control.
Q: Can I use PD6 and PD7 for timer outputs? A: Yes, PD6 and PD7 can be configured as timer outputs for PWM.
Q: Does the STM32F205RCT6 support external interrupts? A: Yes, multiple pins (e.g., PD2, PD3) can be configured to handle external interrupts.
Q: Can I use PC8 for an external oscillator? A: Yes, PC8 can be used for connecting an external oscillator.
Q: How is the microcontroller reset? A: The microcontroller is reset by applying a low signal to the NRST pin.
This provides a comprehensive view of the pinout, functions, and answers to 20 frequently asked questions for the STM32F205RCT6. If you require more detailed descriptions of each pin function or further explanations, feel free to ask!