插入USB摄像头之后不能直接使用啊!能不能帮我看下是什么问题?下面是串口打印的信息:
插入USB camera之后显示如下:
usb 2-1.2: new high speed USB device number 7 using fsl-ehci
uvcvideo: Found UVC 1.00 device Webcam C170 (046d:082b)
input: Webcam C170 as /devices/platform/fsl-ehci.1/usb2/2-1/2-1.2/2-1.2:1.0/input/input7
打开camera程序后显示如下:
ov3640_write_reg:write reg error:reg=3012,val=80
ov3640_write_reg:write reg error:reg=3012,val=80
mxc_v4l2_s_param: vidioc_int_s_parm returned an error -1