• [#5924] Scheduling error shows up sometimes in latest trunk

    [#5924] Scheduling error shows up sometimes in latest trunk

    Submitted By: Vivi Li

    Open Date

    2010-02-22 23:14:17    

    Priority:

    Low     Assignee:

    Barry Song

    Status:

    Open     Fixed In Release:

    N/A

    Found In Release:

    2010R1     Release:

    Category:

    N/A     Board…

  • ADV7623 Background Video Measurements

    We have had generally good luck with the background measurement feature in the 7623.  We are using the sdk repeater implementation.  We have run across a couple of behaviors that warrant questions:

    • We have at least one HDMI extender product that will…
  • 2009-05-07 03:30:00     Regarding USB detection from my application

    2009-05-07 03:30:00     Regarding USB detection from my application

    Hari Prasad (INDIA)

    Message: 73791   

    Hi,

    I have to develop an application that is to work with USB contents. When a USB device is connected to my BF527 device, I have the following…

  • FAQ: [#6527] Some error message shows up when scan usb storage devices with isp1760(2011)

    [#6527] Some error message shows up when scan usb storage devices with isp1760

    Submitted By: Vivi Li

    Open Date

    2011-04-06 06:11:05     Close Date

    2011-06-15 02:19:44

    Priority:

    Medium     Assignee:

    Bob Liu

    Status:

    Closed     Fixed In Release:

    N/A

    Found…

  • [#4579] Blackfin camera driver fails in current trunk

    [#4579] Blackfin camera driver fails in current trunk

    Submitted By: Mike Frysinger

    Open Date

    2008-10-30 11:25:53     Close Date

    2008-11-01 02:43:22

    Priority:

    Medium     Assignee:

    Michael Hennerich

    Status:

    Closed     Fixed In Release:

    N/A

    Found In Release…

  • RE: Where can I find the standard Linux headers/kernel configuration for the demo Linux distro?

    Are you really sure that you use the proper device tree?

    I rebuild everything - and attached my boot log for your reference.

    Linux version 4.6.0-10610-g0c79cd7 (michael@mhenneri-D04) (gcc version 4.9.2 (Sourcery CodeBench Lite 2015.05-17) ) #2882 SMP…

  • RE: AD9361- Malfunction at low BW operation

    Hi,

    We do not use a filter file - we use the driver from ADI. Do we need a specific filter file?

    The AGC works OK for high level of input signal, down to -80dBm then it start deteriorating the CINR down to -100dBm

    I am sending you the registers map in…

  • RE: 10 MHz external clock and ad9361_txrx_synth_cp_calib error

    I skip a calibration step and after this function - "ad9361_tx_quad_calib(phy, real_rx_bandwidth, real_tx_bandwidth, -1);" power consumer of 1.3V is about 0.001A.

    I attach part of schematic for TX_VCO_LDO_OUT, for RX is same.

    The register dump…

  • 从电子秤系统设计看电子产品辐射抗扰度设计经验

    虽然这是一篇针对AD7780在电子秤系统中的辐射抗扰度分析的经验文章,里面经验之谈,同样适合其他电子产品设计中的辐射抗扰度参考。好文推荐之!


    AD7780是一款包含PGA的低噪声、低功耗、24位∑-△型转换器。AD7780用于低端到中端的电子秤系统。作为发布过程的一部分,测试了电子秤系统的辐射抗扰度。本应用笔记介绍如何实现AD7780的最佳抗辐射性能,在设计印刷电路板(PCB)的过程中考虑了电路板布局和元件放置的影响。根据IEC 61000-4-3标准对整套系统(ADC、PCB和称重传感器…

  • RE: BF609 GPIO programming

    Hello Aaron,

    I get the following log when I try to compile gSoap for Blackfin. To make the configuration I used the following command "./configure --host=bfin-linux-uclibc --build=x86_64-pc-linux-gnu --prefix=/usr --sysconfdir=/etc --datadir=/usr/share…