I2C errors appeared with multiple usb devices
Fragment of a discussion from Talk:R-Car/Boards/Yocto-Gen3
← Thread:Talk:R-Car/Boards/Yocto-Gen3/I2C errors appeared with multiple usb devices/reply
← Thread:Talk:R-Car/Boards/Yocto-Gen3/I2C errors appeared with multiple usb devices/reply
Hi Can we reproduce this phenomenon if we don't use USB Wifi? M3 USB2.0(CN5) <---> USB HUB <---> USB MEMORY * 2 and USB mouse dongle KF-M06(CN29) <---> CMOS camera(ov5642)
I cannot reproduce.(0/20) Could you try it on another KF board?
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Return to Thread:Talk:R-Car/Boards/Yocto-Gen3/I2C errors appeared with multiple usb devices/reply (2).
I confirmed but did not reproduce.(0/20)
root@m3ulcb:~# dmesg|grep ov5642 [ 2.583901] ov5642 22-003c: Chip ID 0x5642 detected root@m3ulcb:~# capture -d /dev/video0 -F -f rgb32 -L 0 -T 0 -W 1280 -H 720 -c 1000 -t 60 -z fb0 Fixed Info: @ 0x57400000, len=8294400, line=7680 bytes, Geometry - 1280 x 800, 32 bpp /dev/video0 FPS: 29.1 (snip) /dev/video0 FPS: 29.1 root@m3ulcb:~#
My environments:
- M3 SK (Connected: HDMI, Serial(cn12), Ether(cn7))
- KF M06(Connected: CMOS camera(cn29))