STM32H743VIH6 Detailed explanation of pin function specifications and circuit principle instructions

The model "STM32H743VIH6" is a microcontroller produced by STMicroelectronics, part of the STM32H7 series. This specific part is a high-performance microcontroller, often used in applications that require advanced processing Power , such as industrial control, robotics, and embedded systems. Let me break down the information you requested for:

1. Brand & Model:

Brand: STMicroelectronics Model: STM32H743VIH6 Family: STM32H7 Series

2. Package Type:

Package: LQFP-100 Pin Count: 100 pins (not 200, as you mentioned in your request).

3. Detailed Pin Function List (100 pins total):

Pin No. Pin Name Function Description 1 VDD Power supply pin, connects to the power voltage. 2 VSS Ground pin, connects to the ground. 3 PA0 GPIO (General Purpose Input Output) pin, can be used for input or output. 4 PA1 GPIO pin, also used for analog input in ADC. 5 PA2 GPIO pin, can be configured as a UART TX or as a digital input/output. 6 PA3 GPIO pin, configured as UART RX or an analog input. 7 PA4 GPIO pin, with functionality for various peripherals, like I2C. 8 PA5 GPIO pin with SPI functionality (SCK). 9 PA6 GPIO pin, can be used for analog input (ADC). 10 PA7 GPIO pin, ADC functionality or UART/USART. 11 PB0 GPIO pin, can function as a general digital IO or for external interrupts. 12 PB1 GPIO pin, often used for I2C, UART, or analog functionality. 13 PB2 GPIO pin with SPI functionality. 14 PB3 GPIO pin with SPI functionality (MISO). 15 PB4 GPIO pin, can be configured for external interrupts or for PWM signals. 16 PB5 GPIO pin, used for SPI or PWM. 17 PB6 GPIO pin with UART functionality. 18 PB7 GPIO pin, used for UART or can be used in analog mode. 19 PC0 GPIO pin, ADC input. 20 PC1 GPIO pin, used for analog input or digital I/O. 21 PC2 GPIO pin with UART functionality. 22 PC3 GPIO pin with I2C or UART capability. 23 PC4 GPIO pin with I2C functionality. 24 PC5 GPIO pin with SPI functionality. 25 PC6 GPIO pin, used for UART TX or external interrupts. 26 PC7 GPIO pin, used for UART RX or other digital input/output. 27 PD0 GPIO pin, general input/output. 28 PD1 GPIO pin, can be configured for external interrupt. 29 PD2 GPIO pin, used for analog inputs. 30 PD3 GPIO pin with PWM output capabilities. 31 PD4 GPIO pin for digital IO, or ADC input. 32 PD5 GPIO pin, capable of PWM or digital I/O. 33 PD6 GPIO pin with UART TX functionality. 34 PD7 GPIO pin with UART RX functionality. 35 PE0 GPIO pin with digital input/output functions. 36 PE1 GPIO pin with analog input capabilities. 37 PE2 GPIO pin for SPI or I2C communication. 38 PE3 GPIO pin, general input/output or PWM. 39 PE4 GPIO pin for UART TX or digital I/O. 40 PE5 GPIO pin for UART RX or external interrupt. 41 PF0 GPIO pin, used for external interrupts or SPI. 42 PF1 GPIO pin with PWM or digital I/O functionality. 43 PF2 GPIO pin with UART RX functionality. 44 PF3 GPIO pin, typically for external interrupts or PWM. 45 PF4 GPIO pin, can be configured for I2C or UART. 46 PF5 GPIO pin for ADC input or general digital I/O. 47 PF6 GPIO pin with SPI functionality (MISO). 48 PF7 GPIO pin, often used for I2C or PWM output. 49 PG0 GPIO pin, typically for digital I/O. 50 PG1 GPIO pin for analog input or digital I/O. 51 PG2 GPIO pin with digital I/O functionality. 52 PG3 GPIO pin used for external interrupts. 53 PG4 GPIO pin for I2C or analog functionality. 54 PG5 GPIO pin with UART or SPI capabilities. 55 PG6 GPIO pin with PWM or analog input functionalities. 56 PG7 GPIO pin used for PWM or external interrupts. 57 VREF+ Voltage reference input for ADC. 58 VREF- Voltage reference ground. 59 NRST Reset pin, used for external reset. 60 JTAG_TDI JTAG interface pin (Test Data Input). 61 JTAG_TDO JTAG interface pin (Test Data Output). 62 JTAG_TMS JTAG interface pin (Test Mode Select). 63 JTAG_TCK JTAG interface pin (Test Clock ). 64 SWDIO Serial Wire Debug I/O pin. 65 SWCLK Serial Wire Debug Clock pin. 66 BOOT0 Boot configuration pin, selects the boot mode. 67 BOOT1 Boot mode pin, for specific boot configurations. 68 OSC_IN Oscillator input pin. 69 OSC_OUT Oscillator output pin. 70 SWDIO Serial Wire Debug Data Input/Output. 71 SWCLK Serial Wire Debug Clock. 72 EXTI0 External interrupt 0. 73 EXTI1 External interrupt 1. 74 EXTI2 External interrupt 2. 75 EXTI3 External interrupt 3. 76 EXTI4 External interrupt 4. 77 EXTI5 External interrupt 5. 78 EXTI6 External interrupt 6. 79 EXTI7 External interrupt 7. 80 EXTI8 External interrupt 8. 81 EXTI9 External interrupt 9. 82 EXTI10 External interrupt 10. 83 EXTI11 External interrupt 11. 84 EXTI12 External interrupt 12. 85 EXTI13 External interrupt 13. 86 EXTI14 External interrupt 14. 87 EXTI15 External interrupt 15. 88 VDD_CORE Core power supply pin. 89 VSS_CORE Core ground pin. 90 VBAT Battery input pin, used for RTC backup. 91 VREF Reference voltage pin, for ADC inputs. 92 TMS Test Mode Select pin (JTAG). 93 TCK Test Clock pin (JTAG). 94 TDI Test Data Input pin (JTAG). 95 TDO Test Data Output pin (JTAG). 96 NC No connection. 97 NC No connection. 98 NC No connection. 99 NC No connection. 100 NC No connection.

4. FAQ (20 Common Questions)

Q: What is the supply voltage range for the STM32H743VIH6? A: The supply voltage range for the STM32H743VIH6 is between 2.7V and 3.6V.

Q: Does the STM32H743VIH6 support external interrupts? A: Yes, the STM32H743VIH6 supports external interrupts on multiple pins such as EXTI0 to EXTI15.

Q: How many GPIO pins are available on the STM32H743VIH6? A: The STM32H743VIH6 has a total of 100 pins, including GPIO, power, and communication interfaces.

Q: Can the STM32H743VIH6 be used for high-speed communication interfaces? A: Yes, it supports high-speed communication like SPI, I2C, UART, and CAN, with up to 16 Mbps speed on some interfaces.

Q: Is there a built-in ADC in the STM32H743VIH6? A: Yes, the STM32H743VIH6 includes a 12-bit ADC with multiple input channels.

Q: What is the maximum operating frequency of the STM32H743VIH6? A: The STM32H743VIH6 operates at a maximum frequency of 400 MHz.

Q: Can the STM32H743VIH6 be programmed through JTAG or SWD? A: Yes, the STM32H743VIH6 supports both JTAG and Serial Wire Debug (SWD) for programming and debugging.

Q: What are the power modes available in the STM32H743VIH6? A: The STM32H743VIH6 offers several power modes including Sleep, Stop, and Standby modes to conserve power.

Q: Does the STM32H743VIH6 have an onboard oscillator? A: Yes, the STM32H743VIH6 features a high-speed external crystal oscillator (HSE) and an internal PLL.

Q: What are the features of the STM32H743VIH6's timers? A: The microcontroller has advanced timers, including PWM, input capture, and output compare functions.

Q: How many I2C interfaces are supported by the STM32H743VIH6? A: The STM32H743VIH6 supports up to 3 I2C interfaces.

Q: Can the STM32H743VIH6 handle USB communication? A: Yes, it includes a USB 2.0 full-speed device interface.

Q: What is the Memory capacity of the STM32H743VIH6? A: The STM32H743VIH6 has 2MB of Flash memory and 1MB of SRAM.

Q: Does the STM32H743VIH6 support DMA (Direct Memory Access )? A: Yes, it supports DMA channels for efficient data transfer without CPU intervention.

Q: Is the STM32H743VIH6 suitable for automotive applications? A: Yes, with its high reliability and performance, it can be used in automotive applications.

Q: Does the STM32H743VIH6 support Bluetooth or Wi-Fi? A: No, but it can interface with external Bluetooth or Wi-Fi module s through UART, SPI, or I2C.

Q: How do I enable UART on STM32H743VIH6? A: Configure the corresponding pins (like PA9 and PA10 for USART1), enable the UART peripheral in the microcontroller's configuration, and then use the appropriate settings.

Q: What is the operating temperature range for the STM32H743VIH6? A: The STM32H743VIH6 has an operating temperature range of -40°C to +85°C.

Q: Does the STM32H743VIH6 support PWM outputs? A: Yes, the STM32H743VIH6 supports PWM outputs through its advanced timers.

Q: Can I use the STM32H743VIH6 for real-time applications? A: Yes, it is suitable for real-time applications due to its fast processing capabilities and low-latency interrupt handling.

Let me know if you need further details!