usb to usb otg

When using the PS minimum system built on Zedboard in Vivado (2015.4.2), the USB-OTG fails to function properly and errors in the startup log.After a comparison with each of the original startup files, it was determined that the bit out of the Vivado project was out of the question. This means that the construction works are wrong.USB Boot error message: External PHY chip initialization failed, loading modu

Installation Configuration minicom-------------------------------------------------- # lsmod | grep usbserial(If you use the serial port directly, but do not use USB to switch serial device, this step can be skipped) If there is usbserial, the system supports USB to the serial port. Install minicom (fedora comes with minicom, this step can be skipped) apt-get Install minicom apt-get Install Lrzsz Confi

1 in the Millet 2S desktop to find "settings" and then we click to enter, and then see below there is a "developer option" Now we click on it to enter. 2 Then we find "USB debugging" after entering the interface to open it, when we open will pop up a prompt, the content is "whether to allow USB debugging" click OK. Friendly tips, this millet 2S did not upgrade to Android 4.2 Previous version of the ph

1 We click on the mobile desktop "settings" and then find "about the phone" to enter after the click "More" specific as the figure. 2) and then we find the version number, and then we click on 4 consecutive times, and then from "General"-"more". 3 good so in more inside will see there is a "developer option, and finally the USB debugging appears Summarize In fact, all Android 4.2 and later version of the

1. As shown in the following figure, we click the "Settings"-"All settings" interface in the Millet 3 phone. 2. Then in the following figure you will see a "about the phone" option, click Enter, and then see the Android version of the option. 3. Here I can open the developer option by simply clicking "Android Version" four times in a row. 4. In the developer options interface can be found in the USB debugging mode, click to open the

will have a different ending. When the birds choose to fasten gold on the wings, it means that it gives up its wings and fly high; choosing cloud-sky fight means giving up the burden of being out of the body. So here, we need to carefully check the path we have chosen. Obviously, we have already said that for a USB flash drive, spec specifies that it belongs to the Bulk-only transmission mode, that is, its us-> protocol is US_PR_BULK. This is just d

System USB flash drive installation tutorial, USB flash drive tutorial With the glorious laid-off of the optical drive, the CD installation system has gradually withdrawn from the stage of history. Instead, it is replaced by a USB flash drive installation system. Many friends may not be familiar with this new thing, in fact, the mini-editor is also recently used

HS Series Data acquisition card can not only achieve high-speed data acquisition, but also through the (Multi channel) multi-channel measurement and analysis software, to achieve a variety of complex triggering function of the logic relationship, capture the transient high-speed signal and display the corresponding trigger curve.HS4, HS5, HS6 USB high-speed data acquisition cardVarious advanced triggering functionsIn order to control the

When a USB flash drive or camera is inserted into the USB port, how can the program detect it?Hey, what the landlord wants is similar to a small program I recently wrote. The following is my simple USB flash drive thief program. I wrote it in SDK mode. You can refer to it and convert it into an MFC code is also very simple:Case wm_devicechange: // detect

high; choosing cloud-sky fight means giving up the burden of being out of the body. So here, we need to carefully check the path we have chosen. Obviously, we have already said that for a USB flash drive, spec specifies that it belongs to the bulk-only transmission mode, that is, its US-> protocol is us_pr_bulk. This is just determined in get_device_info. Therefore, in the entire switch section, we only execute the us_pr_bulk section, that is, the tr

VMware prompt: Host USB device connections disabled-(the USB device connection is disabled on the VMware Host) VMware Workstation prompts host USB device connection disabled. As shown in the figure, the VMware USB arbitration service is not enabled (go to the control panel, administrative tools, services, and f

1. Because the default USB debug mode has been hidden, we have to open it and then open the USB mode, in the mobile phone "application."2. Select "Set" after we click Enter.3. Click the "General" tab, as shown in the following figure.4. Then we'll find "about the device" in the inside and click Enter.5. Click on the "build number" 7 times until the prompt "developer mode is enabled".6. After we click on the

Recently, ACPI is a power management protocol architecture of Intel, Microsoft, and other vendors on x86. My suspend to ram still cannot be wakeup. the S3 sleep status seems perfect, and even the power button lights are the same as the standard S3 sleep. The light of the light green lights flash, but after the second press the power button, yarn cannot return to the previous state. The yellow light flashed twice and then rose from the IDE. Obviously, the BIOS failed to identify the sleep status

Two methods:One: During installation:After the custom creation of the partition,Select the location where the system launcher is installed, in the change deviceSet the first start device, and the second start device!Second: After installation: Boot does not enter the system press F2, enter the BIOS After entering the BIOS, change secure Boot to Disabled Finally, change boot List Option to Legacy Reboot, OK! How to start the USB flash

Tool Preparation ① make a quick Start U disk Startup disk② a ghost Win7 system image file and deposit into the prepared Quick Start U disk Boot disk mode to AHCI mode Fast Start USB disk Installation System Tutorial We put the production of U disk Boot disk inserted in the computer USB interface, and then restart the computer, in the presence of the boot screen long press the start shortcut to enter the

1 We first click on the phone "settings" and then into the Vivo xshot mobile phone "about the phone" interface. 2 In addition, we open the "about the phone" continuously non-stop click Version number, until the phone prompts "you are in the developer mode, do not need to do this" we can not click. 3) Then we go back to the "setup" of the phone just now and you will see there is a "developer option" we click on it to go in again here to find "USB

1 Click the "Settings" icon to enter, in the "More" menu bar to find "about the device", and then click Enter. (as shown in the following figure) 2 Click on "About Equipment" to enter, find "build number", continuously click on the "Build Number" column, until the display "No need, developer mode is enabled" after the stop. (as shown in the following figure) 3 Finally, return to the "Settings" menu bar, you can see the "Developer Options" Menu key. Click on "Developer Options" to enter, ch

1. Click "About Phone" as shown in the picture after "setting" the phone to enter the setting. 2. On the phone we find "version number" has been clicked Non-stop Click on the phone to wait for the screen to appear "You are in the developer mode!" "No more, please." 3. Then we return to the phone's "settings" Here you will see that there is a "developer option" now click to enter after we can see "USB debugging", remember to hit the back of "√."

1 First, we will open the developer selection, enter the phone "settings" and click "About the Phone" click on open Access. (pictured below) 2 After we click on the phone in the "version number", see the ScreenTip "You are in the developer mode!" "No, then we'll go back to the Settings page and we can find the developer option at the bottom." (pictured below) Now to open the USB mode, we click on the mobile desktop "Settings", drop-down m

1. Role of the wince Device USB is a master-slave structure, which is divided into the master end and the slave end. Generally, the master end is called the host and the slave end is called the client, but there are some differences in the wince system. The master end is called the host and the slave end is called the function.For USB, embedded devices equipped with Wince can assume three different roles: H