The STM32F411RET6 is part of the STM32F4 series of microcontrollers developed by STMicroelectronics. The STM32F4 series is based on the ARM Cortex-M4 core, which is optimized for performance and energy efficiency, making it suitable for various applications like motor control, industrial automation, and consumer electronics.
Packaging Type and Pinout
The STM32F411RET6 microcontroller comes in a LQFP-64 package, which means it has 64 pins. The LQFP (Low-profile Quad Flat Package) is a surface-mount package type with leads on all four sides.
Pin Function and Description
Below is a detailed breakdown of the 64 pins and their functions:
Pin # Pin Name Function 1 PA0 GPIO (General Purpose I/O), ADC1_IN0, EXTI0 2 PA1 GPIO, ADC1_IN1, EXTI1 3 PA2 GPIO, ADC1_IN2, EXTI2 4 PA3 GPIO, ADC1_IN3, EXTI3 5 PA4 GPIO, ADC1IN4, SPI1NSS, EXTI4 6 PA5 GPIO, ADC1IN5, SPI1SCK, EXTI5 7 PA6 GPIO, ADC1IN6, SPI1MISO, EXTI6 8 PA7 GPIO, ADC1IN7, SPI1MOSI, EXTI7 9 PA8 GPIO, USART1_TX, EXTI8 10 PA9 GPIO, USART1_RX, EXTI9 11 PA10 GPIO, USART1_CTS, EXTI10 12 PA11 GPIO, USART1_RTS, EXTI11 13 PA12 GPIO, SPI1_SCK, EXTI12 14 PA13 GPIO, JTAG_TDI, SWDIO 15 PA14 GPIO, JTAG_TMS, SWCLK 16 PA15 GPIO, EXTI15 17 PB0 GPIO, SPI1_NSS, EXTI0 18 PB1 GPIO, SPI1_SCK, EXTI1 19 PB2 GPIO, SPI1_MISO, EXTI2 20 PB3 GPIO, SPI1_MOSI, EXTI3 21 PB4 GPIO, I2C1_SCL, EXTI4 22 PB5 GPIO, I2C1_SDA, EXTI5 23 PB6 GPIO, I2C2_SCL, EXTI6 24 PB7 GPIO, I2C2_SDA, EXTI7 25 PB8 GPIO, USART2_TX, EXTI8 26 PB9 GPIO, USART2_RX, EXTI9 27 PB10 GPIO, USART2_CTS, EXTI10 28 PB11 GPIO, USART2_RTS, EXTI11 29 PB12 GPIO, SPI2_SCK, EXTI12 30 PB13 GPIO, SPI2_MISO, EXTI13 31 PB14 GPIO, SPI2_MOSI, EXTI14 32 PB15 GPIO, SPI2_NSS, EXTI15 33 PC0 GPIO, ADC1_IN10, EXTI0 34 PC1 GPIO, ADC1_IN11, EXTI1 35 PC2 GPIO, ADC1_IN12, EXTI2 36 PC3 GPIO, ADC1_IN13, EXTI3 37 PC4 GPIO, ADC1_IN14, EXTI4 38 PC5 GPIO, ADC1_IN15, EXTI5 39 PC6 GPIO, USART3_TX, EXTI6 40 PC7 GPIO, USART3_RX, EXTI7 41 PC8 GPIO, TIM1_CH1, EXTI8 42 PC9 GPIO, TIM1_CH2, EXTI9 43 PC10 GPIO, TIM1_CH3, EXTI10 44 PC11 GPIO, TIM1_CH4, EXTI11 45 PC12 GPIO, TIM1_BKIN, EXTI12 46 PD0 GPIO, USART2_TX, EXTI0 47 PD1 GPIO, USART2_RX, EXTI1 48 PD2 GPIO, EXTI2 49 PD3 GPIO, EXTI3 50 PD4 GPIO, EXTI4 51 PD5 GPIO, EXTI5 52 PD6 GPIO, EXTI6 53 PD7 GPIO, EXTI7 54 PD8 GPIO, EXTI8 55 PD9 GPIO, EXTI9 56 PD10 GPIO, EXTI10 57 PD11 GPIO, EXTI11 58 PD12 GPIO, EXTI12 59 PD13 GPIO, EXTI13 60 PD14 GPIO, EXTI14 61 PD15 GPIO, EXTI15 62 VSSA Analog Ground 63 VDD Power Supply 64 VDDA Analog Power SupplyFrequently Asked Questions (FAQs)
1. What is the core architecture of the STM32F411RET6?The STM32F411RET6 is based on the ARM Cortex-M4 core with hardware floating-point unit (FPU), which allows for efficient computation in signal processing, control, and other real-time applications.
2. What is the operating voltage of the STM32F411RET6?The STM32F411RET6 operates between 2.0V and 3.6V for the main supply, and between 2.4V to 3.6V for the analog supply (VDDA).
3. How many GPIO pins does the STM32F411RET6 have?The STM32F411RET6 has 64 pins in the LQFP package, and a majority of these pins can be configured as General Purpose I/O (GPIO).
4. What is the maximum clock frequency of the STM32F411RET6?The maximum clock frequency of the STM32F411RET6 is 100 MHz.
5. Does the STM32F411RET6 support I2C communication?Yes, the STM32F411RET6 supports two I2C interface s (I2C1 and I2C2) for communication with various peripherals.
6. What communication interfaces are available on the STM32F411RET6?The STM32F411RET6 supports several communication interfaces, including USART, SPI, I2C, and CAN.
7. Can the STM32F411RET6 be used for motor control?Yes, the STM32F411RET6 is well-suited for motor control applications, thanks to its high-performance PWM outputs and timers.
8. How much Flash Memory does the STM32F411RET6 have?The STM32F411RET6 has 512KB of Flash memory for code storage.
9. Does the STM32F411RET6 support USB connectivity?Yes, the STM32F411RET6 has a USB 2.0 Full-Speed device interface.
10. What is the available SRAM size in the STM32F411RET6?The STM32F411RET6 has 128KB of SRAM.
11. What are the power-saving features of the STM32F411RET6?The STM32F411RET6 includes several low-power modes, such as Sleep mode, Stop mode, and Standby mode to reduce power consumption.
12. How many timers are available in the STM32F411RET6?The STM32F411RET6 includes 8 timers, which can be used for PWM, input capture, output compare, and other timing functions.
13. What is the maximum temperature range for the STM32F411RET6?The STM32F411RET6 operates within a temperature range of -40°C to 85°C.
14. Does the STM32F411RET6 support DMA?Yes, the STM32F411RET6 supports Direct Memory Access (DMA) for efficient data transfer without CPU intervention.
15. What is the function of the EXTI pins on the STM32F411RET6?The EXTI pins are used for external interrupt requests and wake-up signals from external devices.
16. Can the STM32F411RET6 interface with external sensors?Yes, the STM32F411RET6 can interface with various analog and digital sensors, thanks to its ADCs and communication peripherals.
17. Does the STM32F411RET6 support external memory?Yes, the STM32F411RET6 supports external parallel memory interfaces like FSMC (Flexible Static Memory Controller).
18. How many external interrupts are available on the STM32F411RET6?The STM32F411RET6 has 16 external interrupt lines (EXTI0 to EXTI15).
19. What is the purpose of the PA13/PA14 pins on the STM32F411RET6?The PA13/PA14 pins are used for JTAG/SWD (Serial Wire Debug) interfaces for debugging the microcontroller.
20. How do I program the STM32F411RET6?The STM32F411RET6 can be programmed using various tools such as ST-Link, J-Link, or USB bootloader.
This description provides a detailed overview of the STM32F411RET6 microcontroller's pin functions, packaging, and frequently asked questions. If you need further elaboration or clarifications, feel free to ask!
