I was able to make the raspberry pi communicate with the charge controller using the pymodbus library and a cheap usb to rs485 adapter. Tracerdaq pro includes enhanced features over standard tracerdaq. As the hardware is at the point of initial release, but the firmware and gui arent quite there yet, i decided that it would be prudent to split off the firmware and gui components into their own git repositories. While not specific to the raspberry pi, the nodered graphical programming system offers a plethora of examples on how to use the sensor. After disabling the gpsd systemd service above youre ready to try running gpsd manually. However, keysight scopes are also capable of displaying voltageversusvoltage by using their xy mode. The board uses a pc screen or an oscilloscope in xy mode as a display and may connect to multimeter probes for functionality. Guided me to focus on the answers i missed and fill in any missing details. Tracerdaq and tracerdaq pro data acquisition daq software provides four virtual instruments to acquire, analyze, and display data, and generate signals. If you have not read my previous article, i would recommend that you take a look at it first.
The curves are also viewed when using the processing application. Further details about this curve tracer are available at github, where you can find schematic, detailed tutorials, the project snapshots in action and resources. Originally, it was planned as a tube curve tracer, but during development, the idea came up to extend the functionality to a semiconductor curve tracer especially for high voltage transistors mosfets and zenerdiodes. Collect solar panel data with an iv swinger curve tracer. Jason jones has always wanted a curve tracer for his home shop. Hey blackhawk, sorry for not getting to this a few years ago, but for the dc side of your project you could use an instrument from a company called stratasense. Custom system built for raspberry pi to visualize your solar installation and control it via mqtt. I would like to share with you my last project, a transistor curve tracer using arduino. It seems like curve tracers stopped being manufactured quite some time ago. No programming experience is needed to create daq applications within minutes of installing a mcc daq device. The epsolar tracer2210a charge controller including their bn range has an rj45 port which can be used to connect an optional monitor, or to windows monitoring software.
A demonstration of my smallscale solar power project and realtime monitor. Build a fun wind speed tracker with a raspberry pi. The curves above can be done with a arduino board, a solderless breadboard, a dual rail to rail inputoutput op amp, a few resistors and capacitors, and some free software. Nodered is a visual tool for wiring together iot projects. Tracing the curve for resistor, diode and transistor. My main goal to the bicmos curve tracer was to acknowledge and thank the open source community for giving hobbyists very good access to both the analog and digital world using only everyday computers. In this video i just quickly go through how to setup a custom built. Raspberry pi projects, howtos and more for makers make. The curve tracer runs on an arduino pro mini 5v atmega328p 16mhz and is. Meetups for people interested in making things with raspberry pi computers. Using the open source software openhab, well be building a raspberry pi touchscreen command center that can interface with over 150.
Hv power supply with tube and semiconductor curve tracer. On an oscilloscope, probing the x axis is quite simple the voltage is as is, i. Hmmmm, well i have not used a curve tracer before, however after doing a bit of reading it may be possible using channel maths or custom probes and using xy mode. When he was starting out in electronics he fell in love with a machine called a huntron tracker 2000. In a teaching environment, the graphical user interface can be sent to a lecture hall. Like in any music software, the first thing you need to do. Aluminum heat sink for raspberry pi 3 15 x 15 x 15mm.
A small and inexpensive usbbased curve tracer used for. How to produce electronic music with the raspberry pi. Littlearduinoprojects, and littlecodingkata where he tests tools and talks about software development topics. Find 100s more books and magazines in the raspberry pi press shop. Curve tracers are an old standard way to measure what happens at a transistors collector or drain in terms of current vesus voltage. This versatile equipment can either be used as a power supply for tube experiments, or as a curve tracer.
Make a bicmos curve tracer which can measure npn, pnp, nmos, and pmos transistors using an arduino, a dual op amp, and some resistors and capacitors. Making a curve tracer you are going to make a curve tracer. However, im trying right know with the nchannel mosfet bs170, and the results are not that i expected and i dont know exactly why. Low power linux architecture raspberry pi runnging curve tracer, totally out of specs, but. Further details about this curve tracer are available at github, where you can find schematic, detailed tutorials, the. Ive done with the pi and the waveshare ad da high precision a simple curve tracer. The graphs above are produced by either scilab or octave. Where voltage and current would be plotted against each other. It is controlled by a raspberry pi model 2 or 3 together with a 7. Build a fun wind speed tracker with a raspberry pi nuts. Learn how stratasense delivers data about the performance, quality, efficiency, and degradation of solar modules with our insitu wireless iv curve tracers. Raspberry pi gets usb harddisk drive electronic design.
As promised, i will share some of the test results here. Bjtfet transistor identification and curve tracer algorithm for use in raspberry pi crmadsencurvetracer. I was in the need of checking the charging from the device using the battery. As the aa cells are discharged the voltages vary, the software compensates by. Raspberry pi downloads software for the raspberry pi. Our service is currently available online and for your ios or android device. There is a bit of a learning curve to this software unlike packet tracer. Diy solar powered home a realtime solar power monitor. Mobile raspberry pi remote control reuse robots sensors software soldering.
For those who have been visiting a distant part of the galaxy for the last few months, the raspberry pi 2 rp2 is a singleboard computer, about the size of a business card, that runs raspian, a linux variant that is very similar to debian linux. Usb curve tracer for npn transistors curve tracer is an electronic test instrument to analyze the characteristics of transistors and other discrete semiconductors. Raspberry pi software to monitor solar power setup solar. Fortunately, the internet has a cornucopia of helpful hints and i was able to work my way through the problems. This is cool, its called a curve tracer not analog test interface. Data may be logged using a screen shot or spreadsheetcompatable data file. Yet another semiconductor vi curve tracer kerry wong. I have tested on windows 10 and on a raspberry pi 2 raspbian. I hit upon a seller from france that accompanies each vacuum tube with a photo of its characteristic curve, which he makes with an old tektronix 570 characteristic curve tracer. Bjtfet transistor identification and curve tracer algorithm for use in raspberry pi. Download free software for the raspberry pi, including noobs, raspbian, and thirdparty operating system images.
Heres a screenshot of the curve tracer software running on the pi. How to use an oscilloscope as a curve tracer engineers typically use oscilloscopes to view plots of voltageversustime. Diy solar project and realtime internet monitor using. Making a curve tracer raspberry pi for dummies book. Most of electronics deals with tracing curves, be it the characteristic transfer curve for a feedback loop, a resistors straight vi line or a transistors collector voltage versus current curve. Hv power supply with tube and semiconductor curve tracer elektor. Syscomp software on the raspberry pi 2 syscomp electronic design. There are two simple things to keep in mind the x axis represents the voltage and the y axis represents the current.
This documents a usbbased curve tracer based on the pic24fv16km202, which is a modest 16bit microcontroller. The easiest way to know if you need to read further is to simply show you what it outputs see below. Create the copycat game by reading inputs and controlling lights. Curious to see if theyre worth anything, i looked up a few on ebay. I ll send you a bare board in partial payment for the misery of ui software. Build the raspberry ripple to allow the raspberry pi to read and write analog values. Ill send you a bare board in partial payment for the misery of ui software. Here i talk you through the basic features of my system. Use python and the raspberry pi s input pins to build a ball positionsensing maze game. Western digital has delivered a new harddisk drive designed for the raspberry pi that uses a usb interface instead of the more conventional sata interface. A small and inexpensive usbbased curve tracer used for troubleshooting electronics in the style of the huntron tracker 2000. Teach, learn, and make with raspberry pi raspberry pi.
Raspberry solar tool visualization and controller youtube. The electronic test and measurement group is intended to prove information on electronic test and measurement equipment, including thermal imaging technology, and also answer any questions you may have. The iv500w allows field detection of iv curve an of the main characteristic parameters both of a single module and of strings of modules for pv installations up to a maximum of 1500v and 10a or v and 15a. Flightradar24 is a global flight tracking service that provides you with realtime information about thousands of aircraft around the world. In my previous post, i showed my design of a semiconductor vi curve tracer and discussed its theory of operation in detail. Ks curve tracer software option b is now recommended. This helped me understand how well i knew my material. I saw a post on another website from a person who has a raspberry pi setup as a p25 scanner.
Project curve tracer progress update raspberry pi projects. I am putting this here because a lot of cities and counties are switching over to p25 and thought this would be a less expensive alternative to an actual digital scanner that i cannot afford. Tracerdaq and tracerdaq pro virtual instrument suite. Everything started with the fact that the mt5 display wasnt what i really needed. So far, it works perfectly for a resistor and a diode. In this post we construct usb base curve tracer to analyze properties of npn transistors. Design and build took me two evenings one to solder all the components on two pieces of scrap perfboard, while second evening spent on the simple software itself. Stoneslice has shared a curve tracer tutorial on youtube that uses an. Use the raspberry ripple to make a curve tracer, drawing generator, music maker, and digital thermometer. The entire software stack runs from either windows or a linux raspberry pi. I just like the idea of the pi being able to not only send to sdhc, but also send. By the way, the curve tracer software only runs on the hantek ht6022be and will not run on the ht6022bl, even though they appear similar to.
The only iv curve tracer capable of continuous outdoor testing of insitu pv modules in live arrays. Download free software for the raspberry pi, including noobs, raspbian, and thirdparty operating system. Make a bicmos curve tracer which can measure npn, pnp, nmos, and pmos transistors using an. Trackers are also known for having possibly the most intimidating learning curve of any music application.
Arduino bicmos curve tracer adafruit industries makers. The board is only intended to be used with a genuine analog discovery 2 hardware, waveforms software and accompanying waveforms workspace. Volume 1 build your own firstperson shooter in unity the official raspberry pi projects book volume 5 book of making volume 2. They just sit there gathering dust and i dont know if they are any good anyway. The software incorporates features such as pulsed test mode to minimize device dissipation, autoscaling in realtime during analysis and samplebysample current and power limiting. This is a project that i made for a raspberry pi though it would work on many different platforms so that it could record and display data from an epsolar tracer a series mppt charge controller. But dont worry, its not nearly as intimidating as its reputation. Plus, it was my first experience with python, so there was a learning curve. Weve also verified that these modifications allow the circuitgear cgr201.
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