UVC Development on Sigmastar PureLinux System: USB Serial via Virtual COM Port
CDC (Communication Device Class) Serial Class: ACM, OBEX, GSER Currently, only the ACM function is supported, occupying three EP, of which 2 are BULK (in/out), and one is INT (in) The BULK EP of the ACM function supports trimming packet size: driver/usb/gadget/function/f_acm.cacm_bindusb_ep_autoconfig acm_fs_in_desc.wMaxPacketSize = 64; acm_fs_out_desc.wMaxPacketSize = 64; After modification, the ACM function can select … Read more