The dreamplug provides an unsecured access point with a name of dreamplug uapxxx, where xxxx is the last 4 digits of the mac address. Onchip debugging using onchip jtag or ocds, flash memory programming using userconfigurable flash programming algorithms. This also means you arent tied to one machine to do your xjtag testing. Feb 05, 2011 uk globalscale nnounced its latest armbased plugtop computer, the dreamplug. The dreamplug user guide contains a detailed description of how assemble the dreamplug and how to connect via wifi. Random notes on the marvell dreamplug, by david madore.
Corresponding connectors on dreamplug and jtag board are labeled uart. Plug the microusb cable into the socket at the opposite end of the jtag module, but dont connect it to the pc just yet. Micro usb xilinx 14pin jtag connector compatible with xilinx platform cable usb supports 5v, 3. Connect the xds100v2 female 14pin jtag connector to the 14pin male jtag connector on the target board. Globalscale dreamplug 036000291452 ghz class linux server. Xjlink xjlink2 usb jtag boundary scan controller xjtag. Jlink is a usbpowered jtag emulator supporting a large number of cpu cores. The dreamplug provides an unsecured access point with a name of dreampluguapxxx, where xxxx is the last 4 digits of the mac address. By placing your order with globalscale technologies inc. Sheeva64, recoveringreloading uboot from a bricked state. Prepare one pc with fedora 9 or fedora 11 linux operating system 2.
Only a simple cable assembly is required to connect to your target board, no extra adapters are needed. First connect jtag to d2plugs uart port and host computers usb port. Jtag board gets connected via usb to your pc and connects by a 4wire cable to the dreamplug. The unit has a serial console when used in conjunction with the optional jtag unit which is accessed via a usb cable. Hi, i have some issues getting the usbjtag connection running on my zedboard. As i read in manual for jtag lockpick tiny 2 best option is to use winusb drivers so i will use that one. Jtag named after the joint test action group which codified it is an industry standard for verifying designs and testing printed circuit boards after manufacture jtag implements standards for onchip instrumentation in electronic design automation eda as a complementary tool to digital simulation. Jlink is used around the world in tens of thousands of places for development and production flash programming purposes. How to install and use the usb msp430 jtagisotinyrf.
Code composer studio may now be used to download code and debug code on the target board. The section ulink usbjtag adapter displays driver, device, and firmware information about ulink2. Use openocd to transfer and run an elf uboot image in the dreamplug s ram. Connect the sd card to your computer and make note of the drive.
After scrapping away the glue and padding i was finally able pry open the case replace the sd card, but without a. Ive installed the drivers for windows and am not seeing the cable in xilinx impact. When more ulink2 adapters are connected, use the dropdown list to select the adapter. This is done via a serial console connection provided by the necessary jtag board for your dreamplug and by a linux pc. Use openocd to transfer and run an elf uboot image in the dreamplugs ram. We have a board that uses the jtagsmt2 module to interface a xilinx zynq device. Servers free delivery possible on eligible purchases. The cable is fully compatible with all xilinx tools and can be seamlessly driven from impact, chipscope, and edk. Connect the jtag adapter to the dreamplug using the uart interface on. Whether you are working with stm8, arm cortex, or many of the other uc or up families, tagconnect has a rugged and easytouse solution for your development and highvolume manufacturing needs. Have you tried powering the dreamplug from an alternative psu.
Serial no displays the serial number of the ulink2 adapter. Usb jtag nt usb jtag nt setup windows 10 driver windows 8. Dreamplug is the lowpowered lilliputian pc for people with really boring dreams and its a linux pc that looks like a phone charger. Download and install the following tools and utilities 1. Follow instructions to reprogram the ethernet mac addresses.
Connect the uart dreamplug port to the jtag boards uart port or connect the jtag dreamplug port to the jtag boards jtag port. Install debian on bricked d2plug random access memory. Avr usb programmer features programmer powered by usb bus conforms to usb power requirements, including sleep supports usb v1. Linux files usbjtagnt for linux 32 bit usbjtag nt for raspberry pi. It uses microsd internal storage and an external secure digital slot, but also offers usb ports and a serial ata port to connect external disks. Dreamplug wifi users manual details for fcc id ycj003ds2xxxw made by. Once you have a wifi connection, you can access the dreamplug via ssh putty or similar. As i read in manual for jtaglockpick tiny 2 best option is to use winusb drivers so i will use that one. Whether you are working with stm8, arm cortex, or many of the other uc or up families, tag connect has a rugged and easytouse solution for your development and highvolume manufacturing needs.
But this fails to indicate the site i need to download it from. It is intended to be a device that could act as a web server, a printing server or any other network service. Eliminate your programming connectors by using a tagconnect cable and save cost and space on every board. This is done automatically when installing the frontend software probably avr studio. Add ulink nt to the build,add hilo command for bdm target dec 26,2019 0. Sep 19, 2016 dreamplug dreamplug needs an update of its uboot bootloader environment and a prepared sd card to boot meteohub from. Enjoy music together and chat with people from around the world right now. The joint test action group jtag hs2 programming cable is a highspeed programming solution for xilinx fieldprogrammable gate arrays fpgas. Dreamplug is a compact and low power plug computer running debian linux, based on marvells kirkwood 88f6281 arm9e soc. Assuming you have installed the xilinx installation, this article will guide you on installing cable drivers for xilinx usb jtab programmers. Dreamplug is a compact and low power plug computer running debian linux, based on. Move the usb drive to your dreamplug, and connect to your system via the jtag dongle. In its initial state the options for connecting to the dreamplug are wifi or the serial jtag. The debug and programming tools commonly associated with jtag only make use of one aspect of the underlying technology the fourwire jtag communications.
Download the windows driver for gti jtag box named cdm 2. Download kernel and file system all the resources needed are on this website. With the dreamplug, another product by globalscale technologies, which i have used for many years, it was possible to connect a jtag debugger to the cpu and put the cpu into debug mode and upload a uboot image into the ddr memory, then execute it, allowing the. Installingdebianondreamplugubootupgradefromusb debian. Jlink is used around the world in tens of thousands of places for development and. How to install and use the usb msp430 jtagisotinyrf jtags. All products on this website are supplied as development kits and so subject to change without notice. Goto to directory dreamplug installer by command cd dreamplug installer step 2.
Free jtag software from intellitech enables you to use the power of internal jtag silicon instruments with a commercial quality tool. Make sure that the cables are connected properly to the jtag and uart ports. Arm developers will be pleased to hear that the jtagoverusb feature of the sheevaplug has been replaced with full hardware jtag and uart connectivity. If you are unsure how to connect the dreamplug to the jtag board, see the user. Eliminate your programming connectors by using a tag connect cable and save cost and space on every board. This page contains some random notes, mostly for myself but which might be useful to others, on the marvell dreamplug and incidentally some of its older cousins the guruplug and sheevaplug and on getting some things to. Hi, i have some issues getting the usb jtag connection running on my zedboard. If you cannot find easy sources of 4pin tiny connectos you can also take 3pin ones that seem to be more common, as you will need to connect. Then install openocd in computer, using commands below to access the marvell prompt. It specifies the use of a dedicated debug port implementing a serial communications. The debug and programming tools commonly associated with jtag only make use of one aspect of the underlying technology the fourwire jtag communications protocol. The jtag device have two connectors, uart and jtag. They are probably on a label on the underside of your dreamplug if you neglected to back them up. Only dreamplug hardware drivers have been enabled, except for wireless and bluetooth, which have been left disabled for security reasons.
This device still only draws a minuscule 5w under load a major power saving compared to traditional smallform factor systems. Connect dreamplug with 4wire cable to the jtag board. Buy globalscale dreamplug 036000291452 ghz class linux server. Ulink2 supports the return clock rtck pin, which is available. Firs install openocd on your computer, the one connected to the jtag device by usb cable. The 20way connector on the xjlink and xjlink2 is configurable from your test system. Launch code composer studio v4 from the shortcut on the desktop. For single jtag, put back the cmd window at the bottom. Usb cable connected to j17 jumbers jp7jp11 not shorted jp2, jp3, jp6 shorted using lsusb the. You will also need a pc windows, unix or mac that has wifi support. This is the standard 20pin jtag connector which has the same pin signals as 8 pin cable this dc 2. Goto to directory dreampluginstaller by command cd dreampluginstaller step 2. Im also able to use the the uart port j14 to connect to the board.
Usb insystem programmer isp for atmel avr microcontrollers. Instalation is simple, just connect jtag to usb wait till system inform you that cannot find a drivers, then install it manually by device manager providing a patch to winusb drivers. Scrub that, you imply in your other post that the dreamplug, jtag, and openocd are playing nicely with each other, therefore the odds are against it being a power supply fault. Make sure jtag board is in uartmode check dip switch on the jtag boards top. Installingdebianondreamplugubootupgradefromusb debian wiki. Jtag is not just a technology for processor debugemulation. To setup the dreamplug to boot from sd card, you have to change the uboot environment. I tried to connect to the jtag port with the following setup. For updating msp430jtagrf firmware, the current at pin 4 of the jtag should be 20 ma at least and the voltage from 2.
The jtagice xpii can connect to the host pc through a usb cable or serial cable to com port on the pc. Anyone have a clue how to gain serial access to this without purchasing globalscales expensive uartjtag module. Download pythonpsycopg2 which lets postgres talk to python. To boot from sd rather than the internal micro sd, one needs to change the uboot environment. Jul 23, 2016 in most cases you shouldnt need to connect the ground pin either during testing as the ttl dongle has a ground source already the usb ground line.
Based on a 32bit risc cpu, it can communicate at high speed with the supported target cpus. When first plugged into a computer reproduced on 3 separate systems, it installs the ftdi driver for usb serial converter. To change the uboot environment at the moment you need a jtag unit, the dreamplug user guide describes how to connect the jtag. Universal jtag library, server and tools urjtag aims to create an enhanced, modern tool for communicating over jtag with flash chips, cpus, a. It can directly program xilinx fpgas, cplds, and programming roms, and indirectly program spi and parallel flash roms with system voltages ranging from 1.
Max jtag clock sets the jtag clock rate for communicating to the target board. Jtagsmt2 connection issue to xilinx vivado fpga digilent. The first check i would carry out would be on the 8 wire lead between the jtag unit and the dreamplug. If you arent using network install, you can upgrade uboot using a usb drive. Most modules work without any issues, however one refuses to connect to the zynq device. We take the approach of setting up uboot so that if the sd card is inserted we try to boot from it. Plug your usb stick into one of the two usb ports, and connect the dreamplug to the jtag board.
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