硬件Hardware AwesomeOn this pageHardware AwesomeNetworkRS232RS485RS422InterfaceFabien-Chouteau/usb_embeddedAda USB stack for embedded deviceshttps://blog.adacore.com/an-embedded-usb-device-stack-in-adahttp://tinyvga.com/Microcontroller VGA Interface ProjectsHNCP243