Re: Accessing I2C-Bus via ELV USB-I2C

From: Axel Rau <Axel.Rau_at_Chaos1.DE>
Date: Mon, 03 Oct 2022 23:35:47 UTC

> Am 03.10.2022 um 17:57 schrieb Hans Petter Selasky <hps@selasky.org>:
> 
> Can you show the full sequence from the SUBM-CTRL-EP ?
- - -
15:46:38.538480 usbus1.3 SUBM-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=8,IVAL=0
 frame[0] WRITE 8 bytes
 0000  41 07 01 01 00 00 00 00  -- -- -- -- -- -- -- --  |A.......        |
 flags 0 <0>
 status 0xca1a3 <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IMMED|DOING_CALLBACK|0>
15:46:38.539679 usbus1.3 DONE-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=0,IVAL=0,ERR=0
 frame[0] WRITE 8 bytes
 flags 0 <0>
 status 0xca1a1 <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CAN_CANCEL_IMMED|DOING_CALLBACK|0>
15:46:38.539719 usbus1.3 SUBM-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=8,IVAL=0
 frame[0] WRITE 8 bytes
 0000  41 07 02 02 00 00 00 00  -- -- -- -- -- -- -- --  |A.......        |
 flags 0 <0>
 status 0xea1a3 <OPEN|TRANSFERRING|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0>
15:46:38.540291 usbus1.3 DONE-CTRL-EP=00000000,SPD=FULL,NFR=1,SLEN=0,IVAL=0,ERR=0
 frame[0] WRITE 8 bytes
 flags 0 <0>
 status 0xea1a1 <OPEN|STARTED|CONTROL_XFR|CONTROL_HDR|BDMA_ENABLE|BDMA_SETUP|CURR_DMA_SET|CAN_CANCEL_IMMED|DOING_CALLBACK|0>
- - -

Axel
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