STM32H743IIT6 串口（USART）配置教程 - STM32CubeMX实战教程配置详细步骤
STM32H743IIT6是ST公司生产的一款高性能、高集成度的ARM Cortex-M7微控制器，广泛应用于工业控制、通信设备、医疗设备等领域。该芯片具备丰富的外设接口，其中串口（USART）是其最基本的通信接口之一。本文将详细介绍如何使用STM32CubeMX工具对STM32H743IIT6的串口进行配置。
需要打开STM32CubeMX软件，创建一个新项目。在选择芯片型号时，选择STM32H743IIT6。接下来，进行工程设置，包括工程名称、工程路径、使用的IDE环境等。完成这些基础设置后，便可以开始配置串口。
在STM32CubeMX的配置界面中，找到“Connectivity”选项卡，然后点击“USART1”进行配置。可以根据实际需求选择不同的串口号，如USART1、USART2等。在配置界面中，可以设置串口的模式，比如异步通信、同步通信、单线半双工通信等。同时，还可以设置串口的通信参数，包括波特率、数据位、停止位和校验位等。STM32H743IIT6的USART支持高达9.216 Mbps的高速通信，因此需要根据实际的通信距离和传输介质来选择合适的波特率。
在配置完串口的基本参数后，进入“Pinout & Configuration”选项卡，设置USART相关的引脚。STM32H743IIT6的每个USART口都有对应的TX（发送）和RX（接收）引脚。在STM32CubeMX中，只需简单拖动即可将TX和RX引脚映射到芯片的对应物理引脚上。同时，可以设置引脚的模式为复用功能模式，并选择相应的功能（例如USART1_TX、USART1_RX）。
配置完成后，点击“Generate Code”按钮，STM32CubeMX将根据当前的配置生成工程代码。生成的代码包含了初始化串口所需的函数和配置数据结构。在IDE中打开生成的工程后，用户可以在main.c文件中编写串口通信的业务逻辑代码。
在编写代码时，首先需要初始化串口，然后才能进行数据的发送和接收。STM32H743IIT6的USART库提供了丰富的API函数，可以方便地进行串口数据的读写。例如，使用HAL_UART_Transmit()函数可以发送数据，使用HAL_UART_Receive()函数可以接收数据。此外，还可以使用中断或者DMA的方式来提高数据传输的效率。
STM32H743IIT6的串口还支持多种高级特性，如多缓冲区、LIN协议和SmartCard协议等。这些特性在某些应用场景下非常有用，如需要与汽车ECU进行通信时可能会用到LIN协议。
在进行STM32H743IIT6的USART配置时，还应注意检查和配置NVIC中断控制器，确保在接收到数据或发送完成时能够触发中断。同时，还需要在MCU的中断优先级管理中为USART设置合适的中断优先级。
STM32H743IIT6的USART配置虽然涉及到许多参数和细节，但STM32CubeMX工具极大地简化了这一过程。通过图形化的配置界面，用户可以直观地完成复杂的寄存器配置，极大提高了开发效率。然而，为了充分利用STM32H743IIT6的USART功能，深入理解其工作原理和相关协议是必不可少的。
文件下载
资源详情
[{"title":"（ 205 个子文件 1.68MB ） STM32H743IIT6 串口（USART）配置教程 - STM32CubeMX实战教程配置详细步骤","children":[{"title":"STM32H742_743_753_750.dbgconf.base@1.1.0 <span style='color:#111;'> 4.01KB </span>","children":null,"spread":false},{"title":"USART_H743IIT6.axf <span style='color:#111;'> 1.37MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim.c <span style='color:#111;'> 255.16KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c.c <span style='color:#111;'> 245.79KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart.c <span style='color:#111;'> 161.24KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc_ex.c <span style='color:#111;'> 129.35KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim_ex.c <span style='color:#111;'> 102.66KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr_ex.c <span style='color:#111;'> 77.05KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash_ex.c <span style='color:#111;'> 70.85KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma.c <span style='color:#111;'> 68.51KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc.c <span style='color:#111;'> 65.91KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_mdma.c <span style='color:#111;'> 63.29KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal.c <span style='color:#111;'> 43.61KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash.c <span style='color:#111;'> 38.86KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart_ex.c <span style='color:#111;'> 36.70KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr.c <span style='color:#111;'> 32.60KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_exti.c <span style='color:#111;'> 26.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma_ex.c <span style='color:#111;'> 25.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_cortex.c <span style='color:#111;'> 19.60KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_gpio.c <span style='color:#111;'> 19.09KB </span>","children":null,"spread":false},{"title":"system_stm32h7xx.c <span style='color:#111;'> 16.04KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_hsem.c <span style='color:#111;'> 14.89KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c_ex.c <span style='color:#111;'> 11.76KB </span>","children":null,"spread":false},{"title":"main.c <span style='color:#111;'> 6.83KB </span>","children":null,"spread":false},{"title":"stm32h7xx_it.c <span style='color:#111;'> 5.60KB </span>","children":null,"spread":false},{"title":"usart.c <span style='color:#111;'> 4.50KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_msp.c <span style='color:#111;'> 2.15KB </span>","children":null,"spread":false},{"title":"gpio.c <span style='color:#111;'> 2.00KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c.crf <span style='color:#111;'> 1.36MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma.crf <span style='color:#111;'> 1.35MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart.crf <span style='color:#111;'> 1.34MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc_ex.crf <span style='color:#111;'> 1.33MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc.crf <span style='color:#111;'> 1.32MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr_ex.crf <span style='color:#111;'> 1.32MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma_ex.crf <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash_ex.crf <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_mdma.crf <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false},{"title":"main.crf <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash.crf <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart_ex.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"usart_1.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"usart.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_exti.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_gpio.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"system_stm32h7xx.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_cortex.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c_ex.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_hsem.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"led.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"gpio.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_it.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_msp.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim_ex.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim.crf <span style='color:#111;'> 1.30MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash_ex.d <span style='color:#111;'> 3.26KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart_ex.d <span style='color:#111;'> 3.23KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr_ex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma_ex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc_ex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c_ex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_cortex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim_ex.d <span style='color:#111;'> 3.19KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_flash.d <span style='color:#111;'> 3.16KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_mdma.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_exti.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_uart.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_gpio.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_hsem.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_msp.d <span style='color:#111;'> 3.12KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_tim.d <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc.d <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_dma.d <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_pwr.d <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_i2c.d <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false},{"title":"system_stm32h7xx.d <span style='color:#111;'> 3.04KB </span>","children":null,"spread":false},{"title":"stm32h7xx_it.d <span style='color:#111;'> 3.00KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal.d <span style='color:#111;'> 2.95KB </span>","children":null,"spread":false},{"title":"usart_1.d <span style='color:#111;'> 2.82KB </span>","children":null,"spread":false},{"title":"main.d <span style='color:#111;'> 2.80KB </span>","children":null,"spread":false},{"title":"usart.d <span style='color:#111;'> 2.80KB </span>","children":null,"spread":false},{"title":"gpio.d <span style='color:#111;'> 2.69KB </span>","children":null,"spread":false},{"title":"led.d <span style='color:#111;'> 2.60KB </span>","children":null,"spread":false},{"title":"startup_stm32h743xx.d <span style='color:#111;'> 61B </span>","children":null,"spread":false},{"title":"STM32H742_743_753_750.dbgconf <span style='color:#111;'> 4.01KB </span>","children":null,"spread":false},{"title":"USART_H743IIT6_STM32H743IITx_1.1.0.dbgconf <span style='color:#111;'> 4.01KB </span>","children":null,"spread":false},{"title":"USART_H743IIT6_USART_H743IIT6.dep <span style='color:#111;'> 75.70KB </span>","children":null,"spread":false},{"title":"stm32h743xx.h <span style='color:#111;'> 2.02MB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc.h <span style='color:#111;'> 500.71KB </span>","children":null,"spread":false},{"title":"stm32h7xx_ll_bus.h <span style='color:#111;'> 324.82KB </span>","children":null,"spread":false},{"title":"stm32h7xx_ll_rcc.h <span style='color:#111;'> 241.48KB </span>","children":null,"spread":false},{"title":"stm32_hal_legacy.h <span style='color:#111;'> 235.32KB </span>","children":null,"spread":false},{"title":"stm32h7xx_hal_rcc_ex.h <span style='color:#111;'> 210.67KB </span>","children":null,"spread":false},{"title":"stm32h7xx_ll_usart.h <span style='color:#111;'> 175.40KB </span>","children":null,"spread":false},{"title":"core_armv81mml.h <span style='color:#111;'> 167.71KB </span>","children":null,"spread":false},{"title":"core_cm35p.h <span style='color:#111;'> 164.07KB </span>","children":null,"spread":false},{"title":"core_cm33.h <span style='color:#111;'> 164.06KB </span>","children":null,"spread":false},{"title":"core_armv8mml.h <span style='color:#111;'> 157.55KB </span>","children":null,"spread":false},{"title":"core_cm7.h <span style='color:#111;'> 148.20KB </span>","children":null,"spread":false},{"title":"......文件过多，未全部展示","children":null,"spread":false}],"spread":true}]
评论信息
免责申明
【只为小站】的资源来自网友分享，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，【只为小站】 无法对用户传输的作品、信息、内容的权属或合法性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论 【只为小站】 经营者是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。
本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二条之规定，若资源存在侵权或相关问题请联系本站客服人员，zhiweidada#qq.com，请把#换成@，本站将给予最大的支持与配合，做到及时反馈和处理。关于更多版权及免责申明参见 版权及免责申明
本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二条之规定，若资源存在侵权或相关问题请联系本站客服人员，zhiweidada#qq.com，请把#换成@，本站将给予最大的支持与配合，做到及时反馈和处理。关于更多版权及免责申明参见 版权及免责申明