CDC serial port, a composite type USB, also support 3 UART The theory can be changed into a 485 interface

USB_HID\cdc.h
.......\cdcuser.h
.......\cortexm3_macro.h
.......\hid.h
.......\hiduser.h
.......\STM32_Init.h
.......\STM32_Reg.h
.......\stm32f10x.h
.......\stm32f10x_adc.h
.......\stm32f10x_bkp.h
.......\stm32f10x_can.h
.......\stm32f10x_cl.h
.......\stm32f10x_conf.h
.......\stm32f10x_crc.h
.......\stm32f10x_dac.h
.......\stm32f10x_dbgmcu.h
.......\stm32f10x_dma.h
.......\stm32f10x_exti.h
.......\stm32f10x_flash.h
.......\stm32f10x_fsmc.h
.......\stm32f10x_gpio.h
.......\stm32f10x_hd.h
.......\stm32f10x_hd_vl.h
.......\stm32f10x_i2c.h
.......\stm32f10x_it.h
.......\stm32f10x_iwdg.h
.......\stm32f10x_ld.h
.......\stm32f10x_ld_vl.h
.......\stm32f10x_lib.h
.......\stm32f10x_map.h
.......\stm32f10x_md.h
.......\stm32f10x_md_vl.h
.......\stm32f10x_nvic.h
.......\stm32f10x_pwr.h
.......\stm32f10x_rcc.h
.......\stm32f10x_rtc.h
.......\stm32f10x_sdio.h
.......\stm32f10x_spi.h
.......\stm32f10x_systick.h
.......\stm32f10x_tim.h
.......\stm32f10x_type.h
.......\stm32f10x_usart.h
.......\stm32f10x_wwdg.h
.......\stm32f10x_xl.h
.......\system_stm32f10x.h
.......\system_stm32f10x_cl.h
.......\type.h
.......\usb.h
.......\usbcfg.h
.......\usbcore.h
.......\usbdesc.h
.......\usbhw.h
.......\usbreg.h
.......\usbuser.h
.......\cdcuser.c
.......\main.c
.......\STM32_Init.c
.......\usart.c
.......\usbcore.c
.......\usbdesc.c
.......\usbhw.c
.......\usbuser.c
.......\STM32F10x.s
UsbCdc.uvopt
UsbCdc.uvproj
USB_HID

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