stm32+USB 转虚拟串口

上传者: 42399489 | 上传时间: 2024-08-08 14:44:11 | 文件大小: 23.34MB | 文件类型: ZIP
STM32是一款基于ARM Cortex-M内核的微控制器,广泛应用于嵌入式系统设计中。在许多项目中,我们需要将STM32与计算机进行通信,这时USB转虚拟串口技术就显得尤为重要。虚拟串口(Virtual COM Port, VCP)是通过USB接口模拟传统串行端口(COM口)的一种方式,使得用户可以像使用普通串口一样,通过USB接口与STM32进行数据交互。 标题“STM32+USB 转虚拟串口”指的是一种实现方法,即通过STM32的USB功能将其转换为虚拟串口,使得PC可以通过串口通信协议与STM32进行数据传输。这种技术的核心在于STM32的USB设备控制器和相应的固件开发。 描述中的“代码已经通过测试,可以直接使用”,意味着提供了一套完整的、经过验证的固件代码,用户无需从零开始编写USB驱动和虚拟串口处理程序,可以直接应用到自己的项目中,大大简化了开发流程。 关于标签,“stm32”是微控制器的型号,“usb”代表使用USB通信,“虚拟串口”则表明目标是创建一个类似于传统串口的接口。这些标签突出了这个项目的重点技术领域。 从压缩包文件名称“实验55 USB虚拟串口(Slave)实验”来看,这是一个针对STM32的USB虚拟串口从设备(Slave)的实验教程。在USB通信中,从设备通常是指连接到主机的设备,如STM32,它遵循主机的命令并提供数据。 在实现STM32的USB虚拟串口功能时,你需要了解以下关键知识点: 1. **USB协议**:USB协议包括低速、全速、高速和超高速等不同模式,理解其工作原理,特别是全速模式,因为这是大多数STM32支持的USB速度。 2. **USB设备类**:虚拟串口通常属于CDC(Communications Device Class)类别,它是USB设备类定义的一部分,允许USB设备模拟串口通信。 3. **STM32 USB外设**:STM32芯片内置了USB OTG(On-The-Go)控制器,可以作为USB设备或主机运行。对于USB虚拟串口,我们需要配置STM32作为设备模式,并启用CDC类驱动。 4. **固件开发**:需要编写固件来处理USB协议栈和CDC类驱动,包括设备枚举、数据传输和中断处理等。 5. **计算机端驱动**:虽然这里提到的代码已经过测试,但通常还需要在PC端安装对应的VCP驱动程序,如CH341驱动或FTDI驱动,以便操作系统识别并使用这个虚拟串口。 6. **数据收发**:通过虚拟串口,STM32可以收发ASCII或二进制数据,实现与PC的双向通信。 7. **调试工具**:使用串口终端软件,如PUTTY或RealTerm,进行数据的发送和接收,以及故障排查。 这个项目涉及到STM32的USB设备功能开发,通过编写固件代码实现USB到虚拟串口的转换,允许用户通过PC上的串口应用程序方便地与STM32进行数据交换。这个解决方案对嵌入式开发者来说是非常实用的,尤其是在需要快速原型验证或产品开发时。

文件下载

资源详情

[{"title":"( 467 个子文件 23.34MB ) stm32+USB 转虚拟串口","children":[{"title":"USB_VCP.uvguix.Administrator <span style='color:#111;'> 176.01KB </span>","children":null,"spread":false},{"title":"USB_VCP.axf <span style='color:#111;'> 808.05KB </span>","children":null,"spread":false},{"title":"keilkilll.bat <span style='color:#111;'> 399B </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_tim.c <span style='color:#111;'> 175.44KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_fmpi2c.c <span style='color:#111;'> 133.89KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_cryp.c <span style='color:#111;'> 120.76KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_sd.c <span style='color:#111;'> 110.29KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_i2c.c <span style='color:#111;'> 105.11KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_cryp_ex.c <span style='color:#111;'> 103.49KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_rcc_ex.c <span style='color:#111;'> 95.70KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_eth.c <span style='color:#111;'> 72.79KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_spi.c <span style='color:#111;'> 71.37KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dsi.c <span style='color:#111;'> 71.12KB </span>","children":null,"spread":false},{"title":"lcd.c <span style='color:#111;'> 66.80KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_tim_ex.c <span style='color:#111;'> 66.79KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_qspi.c <span style='color:#111;'> 65.60KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_usart.c <span style='color:#111;'> 63.55KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_sai.c <span style='color:#111;'> 63.13KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_uart.c <span style='color:#111;'> 62.65KB </span>","children":null,"spread":false},{"title":"stm32f4xx_ll_fmc.c <span style='color:#111;'> 61.20KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_hash.c <span style='color:#111;'> 59.67KB </span>","children":null,"spread":false},{"title":"usb_core.c <span style='color:#111;'> 58.87KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_rtc_ex.c <span style='color:#111;'> 57.33KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_rtc.c <span style='color:#111;'> 54.04KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_hash_ex.c <span style='color:#111;'> 52.55KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_i2s_ex.c <span style='color:#111;'> 52.26KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_lptim.c <span style='color:#111;'> 52.03KB </span>","children":null,"spread":false},{"title":"stm32f4xx_ll_usb.c <span style='color:#111;'> 50.64KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_flash_ex.c <span style='color:#111;'> 50.42KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_adc.c <span style='color:#111;'> 49.68KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_irda.c <span style='color:#111;'> 49.42KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_i2s.c <span style='color:#111;'> 46.46KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_rcc.c <span style='color:#111;'> 46.14KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_smartcard.c <span style='color:#111;'> 45.42KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_can.c <span style='color:#111;'> 45.37KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dma2d.c <span style='color:#111;'> 42.29KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_ltdc.c <span style='color:#111;'> 42.07KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_spdifrx.c <span style='color:#111;'> 41.27KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_cec.c <span style='color:#111;'> 38.26KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_hcd.c <span style='color:#111;'> 36.11KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_nand.c <span style='color:#111;'> 35.65KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_pcd.c <span style='color:#111;'> 35.49KB </span>","children":null,"spread":false},{"title":"stm32f4xx_ll_fsmc.c <span style='color:#111;'> 34.63KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dac.c <span style='color:#111;'> 32.70KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_nor.c <span style='color:#111;'> 32.07KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dma.c <span style='color:#111;'> 31.77KB </span>","children":null,"spread":false},{"title":"usbd_dfu_core.c <span style='color:#111;'> 31.15KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_adc_ex.c <span style='color:#111;'> 30.61KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dcmi.c <span style='color:#111;'> 27.55KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_sdram.c <span style='color:#111;'> 27.48KB </span>","children":null,"spread":false},{"title":"usbh_core.c <span style='color:#111;'> 27.09KB </span>","children":null,"spread":false},{"title":"usbd_cdc_core.c <span style='color:#111;'> 25.61KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_pccard.c <span style='color:#111;'> 25.02KB </span>","children":null,"spread":false},{"title":"nand.c <span style='color:#111;'> 24.95KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_flash.c <span style='color:#111;'> 24.83KB </span>","children":null,"spread":false},{"title":"system_stm32f4xx.c <span style='color:#111;'> 24.39KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_pwr_ex.c <span style='color:#111;'> 24.35KB </span>","children":null,"spread":false},{"title":"usb_dcd_int.c <span style='color:#111;'> 24.34KB </span>","children":null,"spread":false},{"title":"usbd_audio_core.c <span style='color:#111;'> 23.51KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_sram.c <span style='color:#111;'> 23.18KB </span>","children":null,"spread":false},{"title":"usb_hcd_int.c <span style='color:#111;'> 22.57KB </span>","children":null,"spread":false},{"title":"usbh_stdreq.c <span style='color:#111;'> 21.64KB </span>","children":null,"spread":false},{"title":"usbd_customhid_core.c <span style='color:#111;'> 21.42KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_pwr.c <span style='color:#111;'> 21.16KB </span>","children":null,"spread":false},{"title":"usbh_msc_bot.c <span style='color:#111;'> 20.87KB </span>","children":null,"spread":false},{"title":"usbh_msc_scsi.c <span style='color:#111;'> 20.68KB </span>","children":null,"spread":false},{"title":"usbd_req.c <span style='color:#111;'> 20.57KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_gpio.c <span style='color:#111;'> 20.45KB </span>","children":null,"spread":false},{"title":"usbd_cdc_core_loopback.c <span style='color:#111;'> 20.23KB </span>","children":null,"spread":false},{"title":"usbh_hid_core.c <span style='color:#111;'> 20.15KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_cortex.c <span style='color:#111;'> 19.28KB </span>","children":null,"spread":false},{"title":"stm32f4xx_ll_sdmmc.c <span style='color:#111;'> 19.13KB </span>","children":null,"spread":false},{"title":"ltdc.c <span style='color:#111;'> 18.66KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal.c <span style='color:#111;'> 18.56KB </span>","children":null,"spread":false},{"title":"usbh_cdc_core.c <span style='color:#111;'> 18.23KB </span>","children":null,"spread":false},{"title":"ftl.c <span style='color:#111;'> 17.95KB </span>","children":null,"spread":false},{"title":"usbd_msc_scsi.c <span style='color:#111;'> 17.06KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_rng.c <span style='color:#111;'> 16.81KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_wwdg.c <span style='color:#111;'> 16.16KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dac_ex.c <span style='color:#111;'> 15.83KB </span>","children":null,"spread":false},{"title":"usbh_msc_core.c <span style='color:#111;'> 15.69KB </span>","children":null,"spread":false},{"title":"usbd_hid_cdc_wrapper.c <span style='color:#111;'> 13.97KB </span>","children":null,"spread":false},{"title":"usbd_hid_core.c <span style='color:#111;'> 13.74KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_iwdg.c <span style='color:#111;'> 12.95KB </span>","children":null,"spread":false},{"title":"usbd_msc_core.c <span style='color:#111;'> 12.78KB </span>","children":null,"spread":false},{"title":"usbh_ioreq.c <span style='color:#111;'> 12.58KB </span>","children":null,"spread":false},{"title":"usbd_core.c <span style='color:#111;'> 12.32KB </span>","children":null,"spread":false},{"title":"w25qxx.c <span style='color:#111;'> 11.19KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_fmpi2c_ex.c <span style='color:#111;'> 11.11KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_crc.c <span style='color:#111;'> 11.02KB </span>","children":null,"spread":false},{"title":"usbd_msc_hid_core.c <span style='color:#111;'> 10.95KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dma_ex.c <span style='color:#111;'> 10.90KB </span>","children":null,"spread":false},{"title":"usbh_hid_keybd.c <span style='color:#111;'> 10.67KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_sai_ex.c <span style='color:#111;'> 9.97KB </span>","children":null,"spread":false},{"title":"usbd_desc.c <span style='color:#111;'> 9.92KB </span>","children":null,"spread":false},{"title":"usb_dcd.c <span style='color:#111;'> 9.89KB </span>","children":null,"spread":false},{"title":"usb_otg.c <span style='color:#111;'> 9.89KB </span>","children":null,"spread":false},{"title":"usbd_msc_bot.c <span style='color:#111;'> 9.54KB </span>","children":null,"spread":false},{"title":"sdio_sdcard.c <span style='color:#111;'> 9.42KB </span>","children":null,"spread":false},{"title":"stm32f4xx_hal_dcmi_ex.c <span style='color:#111;'> 8.88KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多,未全部展示</span>","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