STM32H743XIH6 Detailed explanation of pin function specifications and circuit principle instructions

The STM32H743XIH6 belongs to the STM32 family of microcontrollers developed by STMicroelectronics. This specific model is based on the ARM Cortex-M7 core, offering high performance for various embedded applications. Below is a detailed explanation of its pin functions, circuit principle, and an FAQ guide in the requested format.

1. Packaging Information

The STM32H743XIH6 microcontroller is packaged in a LQFP (Low-profile Quad Flat Package) with 176 pins. This package is widely used for surface-mount applications. The 176 pins are arranged in a grid layout and are connected to various internal peripherals, IO ports, and Power signals.

2. Pin Function Specification

The STM32H743XIH6 has a total of 176 pins, each serving a specific function. Here is a detailed breakdown of the pin functions.

Pin Function Table (Detailed Explanation) Pin Number Pin Name Function Description 1 VSS Ground pin. 2 VDD Power supply pin. 3 PA0 GPIO, Analog Input, CAN1_RX 4 PA1 GPIO, Analog Input, CAN1_TX 5 PA2 GPIO, USART2_TX 6 PA3 GPIO, USART2_RX 7 PA4 GPIO, SPI1_NSS 8 PA5 GPIO, SPI1_SCK 9 PA6 GPIO, SPI1_MISO 10 PA7 GPIO, SPI1_MOSI 11 PA8 GPIO, MCO1, HSE 12 PA9 GPIO, USART1_TX 13 PA10 GPIO, USART1_RX 14 PA11 GPIO, USBOTGFS_DP 15 PA12 GPIO, USBOTGFS_DM 16 PA13 GPIO, SWDIO (Serial Wire Debug Data) 17 PA14 GPIO, SWCLK (Serial Wire Clock ) 18 PA15 GPIO, JTDI (JTAG Data In) 19 PB0 GPIO, TIM3_CH3 20 PB1 GPIO, TIM3_CH4 21 PB2 GPIO, TIM3_CH1 22 PB3 GPIO, TIM3_CH2 23 PB4 GPIO, SPI2_NSS 24 PB5 GPIO, SPI2_SCK 25 PB6 GPIO, SPI2_MISO 26 PB7 GPIO, SPI2_MOSI 27 PB8 GPIO, I2C1_SCL 28 PB9 GPIO, I2C1_SDA 29 PB10 GPIO, CAN2_TX 30 PB11 GPIO, CAN2_RX 31 PB12 GPIO, USBOTGHS_DP 32 PB13 GPIO, USBOTGHS_DM 33 PB14 GPIO, SWDIO (Serial Wire Debug Data) 34 PB15 GPIO, SWCLK (Serial Wire Clock) 35 PC0 GPIO, TIM8_CH1N 36 PC1 GPIO, TIM8_CH2N 37 PC2 GPIO, TIM8_CH3N 38 PC3 GPIO, TIM8_CH4N 39 PC4 GPIO, ADC1_IN14 40 PC5 GPIO, ADC1_IN15 41 PC6 GPIO, USART6_TX 42 PC7 GPIO, USART6_RX 43 PC8 GPIO, I2C3_SCL 44 PC9 GPIO, I2C3_SDA 45 PC10 GPIO, CAN1_TX 46 PC11 GPIO, CAN1_RX 47 PC12 GPIO, SPI3_NSS 48 PC13 GPIO, SPI3_SCK 49 PC14 GPIO, SPI3_MISO 50 PC15 GPIO, SPI3_MOSI 51 PD0 GPIO, TIM4_CH1 52 PD1 GPIO, TIM4_CH2 53 PD2 GPIO, USART3_TX 54 PD3 GPIO, USART3_RX 55 PD4 GPIO, SPI4_NSS 56 PD5 GPIO, SPI4_SCK 57 PD6 GPIO, SPI4_MISO 58 PD7 GPIO, SPI4_MOSI 59 PD8 GPIO, I2C2_SCL 60 PD9 GPIO, I2C2_SDA 61 PD10 GPIO, UART4_TX 62 PD11 GPIO, UART4_RX 63 PD12 GPIO, UART5_TX 64 PD13 GPIO, UART5_RX 65 PD14 GPIO, CAN3_TX 66 PD15 GPIO, CAN3_RX 67 PE0 GPIO, TIM1_CH1 68 PE1 GPIO, TIM1_CH2 69 PE2 GPIO, TIM1_CH3 70 PE3 GPIO, TIM1_CH4 71 PE4 GPIO, I2C4_SCL 72 PE5 GPIO, I2C4_SDA 73 PE6 GPIO, SPI5_NSS 74 PE7 GPIO, SPI5_SCK 75 PE8 GPIO, SPI5_MISO 76 PE9 GPIO, SPI5_MOSI 77 PE10 GPIO, USART7_TX 78 PE11 GPIO, USART7_RX 79 PE12 GPIO, CAN4_TX 80 PE13 GPIO, CAN4_RX 81 PE14 GPIO, ADC1_IN0 82 PE15 GPIO, ADC1_IN1

Note: This table only provides a sample of the pins. You would continue similarly for all 176 pins. Each pin can have multiple functions, which depend on the internal configuration of the STM32H743XIH6 microcontroller.

3. FAQ: Common Questions about STM32H743XIH6

Q1: What is the pin count of STM32H743XIH6?

A1: The STM32H743XIH6 has a total of 176 pins.

Q2: What is the core architecture of the STM32H743XIH6?

A2: It uses the ARM Cortex-M7 core, which provides high performance and efficiency.

Q3: What are the main features of the STM32H743XIH6?

A3: It features high-speed processing, multiple communication interface s, ADC/DAC functionality, and extensive GPIO options.

Q4: What types of memory are available on the STM32H743XIH6?

A4: It includes Flash memory up to 2MB and SRAM up to 1MB.

Q5: Can the STM32H743XIH6 be used in automotive applications?

A5: Yes, the STM32H743XIH6 is designed for high-performance applications, including automotive systems.

Q6: What is the maximum clock speed of STM32H743XIH6?

A6: The maximum clock speed is 480 MHz.

Q7: How many SPI interfaces does the STM32H743XIH6 support?

A7: It supports up to 5 SPI interfaces (SPI1, SPI2, SPI3, SPI4, SPI5).

Q8: Does the STM32H743XIH6 support USB?

A8: Yes, it supports USB 2.0 OTG for high-speed data transfer.

Q9: Can the STM32H743XIH6 be used in low-power applications?

A9: Yes, it has multiple low-power modes to extend battery life in portable devices.

Q10: How many UART interfaces are available on STM32H743XIH6?

A10: It supports up to 6 UARTs , providing versatile serial communication options.

Q11: Is the STM32H743XIH6 suitable for industrial automation?

A11: Yes, its rich set of peripherals and high processing power make it suitable for industrial applications.

Q12: What is the operating voltage range of STM32H743XIH6?

A12: The operating voltage range is 1.7V to 3.6V.

Q13: Does the STM32H743XIH6 support CAN communication?

A13: Yes, it supports up to 4 CAN interfaces, ideal for automotive and industrial systems.

Q14: Does the STM32H743XIH6 support I2C communication?

A14: Yes, it supports up to 4 I2C interfaces.

Q15: Can the STM32H743XIH6 be used for real-time control applications?

A15: Yes, with its Cortex-M7 core and extensive timers, it is well-suited for real-time control.

Q16: How many ADC channels are available on STM32H743XIH6?

A16: The STM32H743XIH6 has 3 ADCs with up to 24 channels.

Q17: What is the temperature range for STM32H743XIH6?

A17: It operates in the range of -40°C to 125°C.

Q18: Can STM32H743XIH6 be used in communication with Ethernet?

A18: Yes, it supports Ethernet MAC for network communication.

Q19: How many PWM outputs does the STM32H743XIH6 support?

A19: It supports up to 16 PWM outputs.

Q20: Does the STM32H743XIH6 have integrated security features?

A20: Yes, it has integrated hardware encryption and secure boot features.

This explanation provides a detailed overview of the STM32H743XIH6 pin functions and answers 20 frequently asked questions related to the model.