Re: usb ACM device doesn't work

看板FB_current作者時間12年前 (2013/06/23 21:01), 編輯推噓0(000)
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On 06/23/13 10:33, Ian FREISLICH wrote: > status 0xea1a1 <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0> > 10:29:19.904434 usbus0.2 SUBM-BULK-EP=00000002,SPD=FULL,NFR=1,SLEN=4,IVAL=0 > frame[0] WRITE 1 bytes > 0000 6F -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- |o | > flags 0x9 <FORCE_SHORT_XFER|PIPE_BOF|0> > status 0x4a023 <OPEN|TRANSFERRING|STARTED|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IMMED|0> If you don't get a DONE-BULK-EP=00000002, then the device does not receive the data. It is blocking the write. Did you set the correct baud rate? Also, what does usbconfig -d X.Y dump_device_desc dump_curr_config_desc say ? --HPS _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"
文章代碼(AID): #1Hnl6FU2 (FB_current)
文章代碼(AID): #1Hnl6FU2 (FB_current)