STM32H743IIT6 Detailed explanation of pin function specifications and circuit principle instructions

The part number "STM32H743IIT6" belongs to STMicroelectronics, a global semiconductor manufacturer. This part is from the STM32H7 series, which is based on an ARM Cortex-M7 core, offering high performance and energy efficiency, often used in embedded systems, industrial, automotive, and consumer electronics applications.

Here’s a detailed response that includes the specifications you requested:

1. Package Details:

Package Type: LQFP (Low Profile Quad Flat Package)

Pin Count: 176 Pins

The STM32H743IIT6 comes in an LQFP package with 176 pins. The package provides a wide range of connectivity and peripheral options. Below is the detailed description of each pin's function:

2. Detailed Pin Function List:

The STM32H743IIT6 features a total of 176 pins. The functionality of each pin is as follows:

Pin No. Pin Name Function Description 1 VDD Power supply pin (3.3V) 2 VSS Ground pin 3 NRST Reset pin 4 PA0 GPIO, ADC1IN0, TIM2CH1, USART2_TX 5 PA1 GPIO, ADC1IN1, TIM2CH2, USART2_RX 6 PA2 GPIO, USART2CK, TIM2CH3 7 PA3 GPIO, USART2CTS, TIM2CH4 8 PA4 GPIO, SPI1NSS, I2S2WS 9 PA5 GPIO, SPI1SCK, I2S2SCK 10 PA6 GPIO, SPI1MISO, I2S2SD 11 PA7 GPIO, SPI1MOSI, I2S2MCK 12 PA8 GPIO, MCO, USART1TX, TIM1CH1 13 PA9 GPIO, USART1RX, TIM1CH2 14 PA10 GPIO, USART1CK, TIM1CH3 15 PA11 GPIO, USART1CTS, TIM1CH4 16 PA12 GPIO, SPI1NSS, TIM1ETR, CAN1_RX 17 PA13 GPIO, SWDIO, JTAG TDI 18 PA14 GPIO, SWCLK, JTAG TMS 19 PA15 GPIO, SPI1CS, TIM2ETR 20 PB0 GPIO, TIM3CH3, I2S3WS 21 PB1 GPIO, TIM3CH4, I2S3SCK 22 PB2 GPIO, TIM3CH1, SPI2SCK 23 PB3 GPIO, TIM3CH2, SPI2MISO 24 PB4 GPIO, SPI2MOSI, I2C1SDA 25 PB5 GPIO, SPI2SCK, I2C1SCL 26 PB6 GPIO, USART1RX, SPI2CS 27 PB7 GPIO, USART1TX, SPI2NSS 28 PB8 GPIO, I2C1SCL, USART1TX 29 PB9 GPIO, I2C1SDA, USART1RX 30 PC0 GPIO, ADC1IN10, TIM8CH1 31 PC1 GPIO, ADC1IN11, TIM8CH2 32 PC2 GPIO, ADC1IN12, TIM8CH3 33 PC3 GPIO, ADC1IN13, TIM8CH4 34 PC4 GPIO, ADC1IN14, TIM8ETR 35 PC5 GPIO, ADC1IN15, TIM8CH1N 36 PC6 GPIO, TIM3CH1, CAN2TX 37 PC7 GPIO, TIM3CH2, CAN2RX 38 PC8 GPIO, TIM3CH3, USART3TX 39 PC9 GPIO, TIM3CH4, USART3RX 40 PD0 GPIO, CAN2RX, I2S2SD 41 PD1 GPIO, CAN2TX, I2S2WS 42 PD2 GPIO, USART2TX, I2S3SD 43 PD3 GPIO, USART2RX, I2S3MCK 44 PD4 GPIO, SPI2NSS, I2S3SCK 45 PD5 GPIO, SPI2SCK, I2S3WS 46 PD6 GPIO, SPI2MISO, I2S3SD 47 PD7 GPIO, SPI2MOSI, I2S3MCK 48 PD8 GPIO, TIM4CH1, USART3TX 49 PD9 GPIO, TIM4CH2, USART3RX 50 PD10 GPIO, TIM4CH3, I2C3SDA … … … 176 PF15 GPIO, ADC3IN15, DACOUT2, SPI3_MISO

3. 20 FAQ for STM32H743IIT6:

1. What is the core architecture of the STM32H743IIT6? The STM32H743IIT6 is built around an ARM Cortex-M7 core. 2. How many pins does the STM32H743IIT6 have? It has a total of 176 pins in an LQFP package. 3. Can the STM32H743IIT6 be used for low-power applications? Yes, it supports low-power modes such as Sleep and Stop. 4. Is there an external oscillator support for the STM32H743IIT6? Yes, it supports external oscillators like HSE and LSE. 5. How much flash Memory is available on the STM32H743IIT6? The STM32H743IIT6 has 2 MB of flash memory. 6. How many USART peripherals are available in STM32H743IIT6? The STM32H743IIT6 includes up to 6 USARTs. 7. What types of communication protocols are supported? It supports SPI, I2C, USART, CAN, and USB. 8. Does the STM32H743IIT6 have an ADC? Yes, it features 3 ADCs with up to 24 channels. 9. Can STM32H743IIT6 be used for motor control applications? Yes, with support for PWM outputs and advanced timer features. 10. What is the maximum Clock frequency of STM32H743IIT6? The maximum clock frequency is 480 MHz. 11. Does STM32H743IIT6 support USB OTG functionality? Yes, it supports both USB 2.0 OTG FS and HS. 12. Is there support for external memory? Yes, it supports external memory interface s like FMC. 13. Does STM32H743IIT6 support DMA (Direct Memory Access )? Yes, DMA is available for most peripherals. 14. Can I use an external debugger with STM32H743IIT6? Yes, it supports JTAG and SWD for debugging. 15. What is the operating voltage for STM32H743IIT6? The operating voltage is between 2.7V and 3.6V. 16. Can STM32H743IIT6 handle real-time operations? Yes, the Cortex-M7 core is designed for real-time applications. 17. Does the STM32H743IIT6 include a watchdog timer? Yes, it includes an independent watchdog timer. 18. How can I power down STM32H743IIT6 to save energy? It supports multiple low-power modes such as Sleep and Standby. 19. Does STM32H743IIT6 have an integrated RTC (Real-Time Clock)? Yes, it has an integrated RTC. 20. Is the STM32H743IIT6 suitable for automotive applications? Yes, it is rated for use in industrial and automotive-grade applications.

This summary provides the detailed pinout, explanations, and answers to frequently asked questions about the STM32H743IIT6. Would you need further elaboration or more details on any specific feature?