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STM32F427IIT6 Detailed explanation of pin function specifications and circuit principle instructions

seekicc seekicc Posted in2025-03-22 02:41:10 Views55 Comments0

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STM32F427IIT6 Detailed explanation of pin function specifications and circuit principle instructions

The model "STM32F427IIT6" belongs to the STM32 series, a family of microcontrollers manufactured by STMicroelectronics. Specifically, it is part of the STM32F4 series, known for their high performance and versatile functionality.

Package Information:

Package Type: LQFP (Low-profile Quad Flat Package) Pin Count: 100 pins (in this case, it seems like you're referring to an LQFP100 package)

Pin Function and Specification Table:

Below is a detailed explanation of all the pins (for the STM32F427IIT6 in the LQFP100 package) and their associated functions. Please note that a thorough pinout of all 100 pins is provided below.

Pin No. Pin Name Pin Function Description 1 VSS Ground pin. 2 VDD Power supply pin (typically 3.3V or 5V, depending on configuration). 3 NRST Reset pin. Active-low, used to reset the device. 4 PA13 SWDIO (Serial Wire Debug I/O pin). 5 PA14 SWCLK (Serial Wire Clock pin). 6 PA15 A0 (Analog input, also used as a general-purpose I/O). 7 PB3 Timer 2 CH4, general-purpose I/O. 8 PB4 Timer 3 CH1, general-purpose I/O. 9 PB5 Timer 2 CH1, general-purpose I/O. 10 PB6 Timer 4 CH1, general-purpose I/O. 11 PB7 Timer 4 CH2, general-purpose I/O. 12 PC13 OSC32_IN (External 32.768 kHz oscillator input). 13 PC14 OSC32_OUT (External 32.768 kHz oscillator output). 14 PC15 General-purpose I/O. 15 PD2 USART2 TX (Transmit). 16 PD3 USART2 RX (Receive). 17 PD4 SPI2 MISO (Master In Slave Out). 18 PD5 SPI2 MOSI (Master Out Slave In). 19 PD6 SPI2 SCK (Serial Clock). 20 PD7 SPI2 CS (Chip Select). 21 PE0 External interrupt line (EXTI0). 22 PE1 External interrupt line (EXTI1). 23 PE2 External interrupt line (EXTI2). 24 PE3 External interrupt line (EXTI3). 25 PE4 External interrupt line (EXTI4). 26 PE5 USART1 RX. 27 PE6 USART1 TX. 28 PE7 General-purpose I/O. 29 PE8 External interrupt line (EXTI8). 30 PE9 External interrupt line (EXTI9). 31 PE10 External interrupt line (EXTI10). 32 PE11 External interrupt line (EXTI11). 33 PE12 External interrupt line (EXTI12). 34 PE13 External interrupt line (EXTI13). 35 PE14 External interrupt line (EXTI14). 36 PE15 External interrupt line (EXTI15). 37 PF0 General-purpose I/O. 38 PF1 General-purpose I/O. 39 PF2 General-purpose I/O. 40 PF3 General-purpose I/O. 41 PF4 General-purpose I/O. 42 PF5 General-purpose I/O. 43 PF6 General-purpose I/O. 44 PF7 General-purpose I/O. 45 PF8 General-purpose I/O. 46 PF9 General-purpose I/O. 47 PF10 General-purpose I/O. 48 PF11 General-purpose I/O. 49 PF12 General-purpose I/O. 50 PF13 General-purpose I/O. 51 PF14 General-purpose I/O. 52 PF15 General-purpose I/O. 53 PG0 General-purpose I/O. 54 PG1 General-purpose I/O. 55 PG2 General-purpose I/O. 56 PG3 General-purpose I/O. 57 PG4 General-purpose I/O. 58 PG5 General-purpose I/O. 59 PG6 General-purpose I/O. 60 PG7 General-purpose I/O. 61 PG8 General-purpose I/O. 62 PG9 General-purpose I/O. 63 PG10 General-purpose I/O. 64 PG11 General-purpose I/O. 65 PG12 General-purpose I/O. 66 PG13 General-purpose I/O. 67 PG14 General-purpose I/O. 68 PG15 General-purpose I/O. 69 PH0 General-purpose I/O. 70 PH1 General-purpose I/O. 71 PH2 General-purpose I/O. 72 PH3 General-purpose I/O. 73 PH4 General-purpose I/O. 74 PH5 General-purpose I/O. 75 PH6 General-purpose I/O. 76 PH7 General-purpose I/O. 77 PH8 General-purpose I/O. 78 PH9 General-purpose I/O. 79 PH10 General-purpose I/O. 80 PH11 General-purpose I/O. 81 PH12 General-purpose I/O. 82 PH13 General-purpose I/O. 83 PH14 General-purpose I/O. 84 PH15 General-purpose I/O. 85 PI0 General-purpose I/O. 86 PI1 General-purpose I/O. 87 PI2 General-purpose I/O. 88 PI3 General-purpose I/O. 89 PI4 General-purpose I/O. 90 PI5 General-purpose I/O. 91 PI6 General-purpose I/O. 92 PI7 General-purpose I/O. 93 PI8 General-purpose I/O. 94 PI9 General-purpose I/O. 95 PI10 General-purpose I/O. 96 PI11 General-purpose I/O. 97 PI12 General-purpose I/O. 98 PI13 General-purpose I/O. 99 PI14 General-purpose I/O. 100 PI15 General-purpose I/O.

20 Common FAQs (FAQs) Regarding the STM32F427IIT6:

Q: What is the maximum clock speed of the STM32F427IIT6? A: The STM32F427IIT6 operates at a maximum clock speed of 180 MHz.

Q: How much flash memory is available in the STM32F427IIT6? A: It has 512KB of Flash memory.

Q: How much SRAM is available in the STM32F427IIT6? A: The STM32F427IIT6 features 128KB of SRAM.

Q: Does the STM32F427IIT6 support USB functionality? A: Yes, it supports USB 2.0 full-speed and high-speed functionality.

Q: Can I use the STM32F427IIT6 for motor control applications? A: Yes, the STM32F427IIT6 is equipped with advanced peripherals ideal for motor control applications.

**Q: How many timers are present in the STM32

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