The open bench logic sniffer is the result of a collaboration between gadget factory and dangerous prototypes. Usb and bench logic analyzers usb and bench logic analyzers display multiple digital signals in a circuit and are ideally suited for complex hardware software debugging. In this tutorial we are going to setup the open logic sniffer software and use the. It is licensed under the terms of the gnu gpl, version 3 or later. The openbench logic sniffer ols is an fpgabased logic analyzer, supporting 32 probes for probing up to 100mhz signals and advanced trigger functionality. Due to its simple serial protocol, many open source tools like bus pirate, logic pirate, and of course arduino have basic support for ols. There youll find all the information about the open bench logic. Open bench logic sniffer enclosure from built to spec on tindie. The hardware is designed for the sump open source logic analyzer client. The hardware is designed for the sump open source logic analyzer client and. The code is quite simple, just an software base 8bits counter and output to portb of pic. This means it should work with linux, windows, solaris and many more. The client embeds the suitable serial libraries for several operating systems.
Logicsniffer for mac, it is a client for the open bench logic. When this was new on the market, i got one because it was supposed to be cheap but more capable than the saleae logic. The saleae is priced as it is due to both the extras they add metal body and the software, but if you are fine with lacking a nice metal body and whatnot, i whole hardheartedly recommend the open bench logic sniffer. The software counter will increase from zero to 255 in binary, 0000000011111111 and. Logic analyzer client software controls the logic sniffer hardware and displays the pretty logic graph. However, there are times that that is just not enough. Data memory and advanced trigger settings give user higher accuracy and data analysis capabilities. Bus pirate and open logic sniffer setup in this tutorial we are going to setup the open logic sniffer software and use the bus pirate v3 for data capture. The client allows to configure the device, read and display captured data and to perform file operations on captured data. They created a cheap custom implementation of the sump analyzer developed by michael poppitz, and released it as open source project. The project is a collaboration between the gadget factory and dangerous prototypes.
Its designed to support the sump logic analyzer software at the lowest possible cost. Story of a firmware upgrade we provide affordable fpga and arduinostyle circuit boards for hacking projects, product development, logic sniffer cdc232 and electronics prototype development, university students projects, and more. The open workbench logic sniffer sounds like it was a great piece of kit. Using flashing leds or even an oscilloscope is a tried and true troubleshooting technique. Also connecting the gnd off the logic sniffer to gnd on my arduino changes nothing. Turning the freedom board into a logic analyzer mcu on eclipse. My 2010 vintage open bench logic sniffer, version 1. Logicsniffer is an olsclient alternative software client for the open bench logic sniffer hardware produced by dangerousprototypes. Aug 22, 2014 there is such a view on the tektronix mso series. Open bench logic sniffer enclosure from built to spec on. A new version of the open bench logic sniffer code is now available.
Channel information using the measurement mode under tools menu. The sniffer identifies itself as a open bench logic sniffer ols on port devttyusb0config samplerate. First, measure one transparent and one black acrylic glass. This clear acrylic case for your open bench logic sniffer is easy to assemble and fully encloses your board while providing access to the default probe headers and on board buttons. Last month, i ordered open bench logic sniffer from seeedstudio.
Open source logic sniffer ols is a simple software tool that implements features of a digital logic analyzer figure 1. While this post is using the freedom board, it is not limited to that board. It has a good look and feel, aiming at being as usable as possible and adhering to the human interface guidelines of the platform it is running on. Whether you need to see what is going on with fast signals, or you need to see the timing between several signals, the logic sniffer is for you. This open source hardware and software is distributed in the hope that it will be useful, but without any warranty. It can now sample at 200mhz which is a great improvement. Turning the freedom board into a logic analyzer mcu on.
At the center of the video is the opensource sigrok logic capture and analyzer. Although i have constructed diy lpt logic analyzer, i think i should have more proper logic tool. This version has the capture buffer increased to 64 mb by using the onboard lpdram instead of using internal bram. Click on capture device and make sure openbench logicsniffer is selected. I like the way of their development and business model. After you set up the connections and power up, launch the open bench logicsniffer software and press capture to start capturing samples from your bus pirate. The open workbench logic sniffer is an open source logic analyzer with a usb interface. Jun 12, 2011 recently the ols openbench logic sniffer 3. Click both clear buttons to disable all channels, leaving only digital channel 0 enabled. The problem was that even a few months after the launch, a lot of the bugs that was never fixed meant that most of the features were falsely advertised. I strongly caution against buying this unless you can be sure of finding functional software for it.
Hackaday alum ian lesnet has been working in cahoots with a dedicated team of developers to produce the openbench logic sniffer. The board and two sets of leads one is most most definitely needed and is probably enough came to about uk. Testing out an arduino as logic analyzer arduino forum at. They created a cheap custom implementation of the sump analyzer developed by michael poppitz, and released it as. Being in the market for an inexpensive, capable logic sniffer that i can use with open source gnulinux tools, and being a sucker for red circuit boards, i snapped one right up. The alternative olsclient provides a software client for the open bench logic sniffer logic analyser hardware. The open workbench logic sniffer is an open source logic analyzer with a. The end connectors are 5v buffered, the other inputs on the side are 3. Bus pirate and open logic sniffer setup hobbytronics. These were available assembled from seeed and others. Usb and bench logic analyzers on sale at tequipment. I got my new open bench logic analyzer last month from seedstudio. From what ive read it could be finnicky to setup, but ill take finnicky and more for a 32 channel analyzer. The default maximum serial speed of the sump java client is 115200bps.
Logic sniffer 16bit input buffer wing seeed studio. I used acrylic scratching scoring tool which i bought from local plastic sheet supplier. What this means is that it plays nicely with things like the open workbench logic sniffer or you can do a bit of fiddling to get it to work with your own designs. Oct 02, 20 a new version of the open bench logic sniffer code is now available for pipistrello. Jul 12, 2011 the software counter will increase from zero to 255 in binary, 0000000011111111 and loop forever.
Logic sniffer java client is an alternative olsclient provides a software client for the open bench logic sniffer logic analyser hardware that is based on ideas from open source sump analyzer. It is an alternative client for an open source logic analyzer. You can watch the video below or follow the steps in the tutorial. In the device settings window, set the speed to at least 50 mss and the duration to 1 second. Mar 18, 2018 it provides a software client for the open bench logic sniffer logic analyser hardware.
Its great because it supports a wide variety of dirt cheap hardware platforms, including the salae logic and its. If you like this project check out the other projects at both websites. The openbench logic sniffer is an open source logic analyzer with a usb interface. It provides a software client for the open bench logic sniffer logic analyser hardware. I am a developer from third country and cannot effort for the higher price. A good choice is the open source open bench logic sniffer. Actually the software works with any other microcontroller architecture.
Software works also with sump compatible devices and bus pirate hardware when tested with the demonstration data the software seemed to work. Saanlima forums view topic openbench logic sniffer. This project is a collaboration between the gadget factory and dangerous prototypes. Software works also with sump compatible devices and bus pirate hardware. Scratch the plate with this tool and bend over table edge. A new version of the open bench logic sniffer code is now available for pipistrello. Open bench logic sniffer is an open source logic analyzer. Tektronix saved data desktop viewer element14 forget me. As its just a bare board, lots of people have designed and build their own case for it.
Posted in slider, tool hacks tagged fpga, logic analyser, logic analyzer, post navigation. It comes down to whether or not you care morally about stealing their software and breaking the terms of the software s license agreement. Jan 30, 2020 logic analyzer diagnostic tools are a must specially to see what is actually going across serial communication lines. It is a fully open source device the circuit design, vhdl code for the fpga, firmware for the pic microcontroller and javabased client software are all freely available. So, i created a project to test both mplabx and obls. The sigrok project aims at creating a portable, crossplatform, freelibreopensource signal analysis software suite that supports various device types e. However it is possible to use the open bench logic sniffer client software to replay your logic capture information is at the same web link although some initial effort is needed to convert the file into the obls format i wrote a simple program to do this again attached at the same url. The open bench logic sniffer is an open source logic analyzer. Around 2015 the open bench logic sniffer looked like a really promising logic sniffer analyzer at a price a hobbyist could tolerate. The java client should run on most platforms for which jre 1. Testing mplabx and open bench logic analyzer part1. After andrew gillham recommended the open bench logic sniffer i spend a couple of days researching it and then ordered one from seeed in china. Open the logic software with the logic analyzer plugged in.
Or consider a portable and relatively inexpensive usbbase protocol analyzer, such as the pocketsized mercury t2 from teledynelecroy. Software works also with sump compatible devices and bus pirate hardware when tested with the demonstration data the software. Ols file extension what is it and how to open ols format. Is there a competitively priced commercial offering that is a good. The openbench logic sniffer software is provided to you as is, and we make no express or implied warranties whatsoever with. The hardware is designed for the sump open source logic analyzer client and toolchain.
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