Jumbo spot rtq is a completely selfcontained digital hotspot supporting dmr, dstar, p25 and system fusion communications. This firmware supports dstar, dmr, system fusion, p25 and nxdn digital voice modes and pocsag 1200 pager protocol. How to make a mmdvm digital repeater n5amds digital. Mmdvm hotspot wifi configuration, call sign dmrid configuration, hotspot gpio definitions, some considerations used, and some extensions. There is a new version of the mmdvm software available. Last night, i installed a different firmware for the hat on pistar and now the mmdvm is not responding at all. Despite an extensive search prior to august 2018, a proper source was not discovered until. This is for the chinese jumbo spot style generic mmdvm hotspots. Firmware is just a special kind of software that serves a very narrow purpose for a piece of hardware. Micronode will continue to honor and support current customers and products that are under warranty. The zum ambe board is using an original dvsi ambe chip. Additional note by vk2amv, be very careful of dc leakage into buffer effecting op amp dc bias. These hotspots are flooding the market and they work just fine, as a.
Mmdvm simplex hotspot firmware upgrade how to do it youtube. The mmdvm is a hardware and software component that can interface radios to a computer, like a raspberry pi, turning normal analog radios into digital radios, much like a tnc for packet radio. Mmdvm multi mode working well with the current dvmega 3. Second product family will be a range of ambe3000 based usb keys from 1 channel to 6 channels on a single usb key. New dvmegas are preloaded with the correct firmware so this. Custom software and firmware provided by hardware vendor. Uhf 433 900 mhz,vhf 144 220mhz opera freq support and tested with pistar. Howto update dv mega firmware without a programmer or an arduino. This does seem possibly at odds with the gpl licence, but is likely to do with digital codec patents. This software includes the routine to upload the full current dmr user database. Mmdvm is an opensource multimode digital voice modem. Installation of necessary software only once if you are using pistar. The latest release of the mmdvm modem firmware and host software is capable of logging into a network and transmitting the data received.
Howto auto start mmdvmhost as a service on boot in raspbian jessie the following is taken from a file that was uploaded to the mmdvm yahoo group by kc7wsu. This software is licenced under the gpl v2 and is intended for amateur and. Howto update dvmega firmware without a programmer or an. Sorry for the mixup on the ro and rw command lines. Edit the following for the operation matches the platinum mmdvm i realized pcb printed pcb designed by f5uii 07. Im not positive but thats probably what will happen. Mark has decided to retire so micronode will no longer be providing new product sales. The mmdvm firmware supports the following digital modes. While you might install and uninstall software on your computer or smartphone on a regular basis, you might only rarely, if ever, update the firmware on a device and youd probably only do so if asked to by the manufacturer, probably to fix a. Earlier this year the mega team released a firmware update that allows the dvmega to operate as a dmr, dstar, or fusion hot spot using the mmdvm software. Hope this video helps as the info i found was very misleading. Setting up the raspberry pi and mmdvm host software.
Multimode digital voice the exciting new trend in dv. I am having problems with the transmit drive level. This software package runs on my favorite os, the rpi. Here is a video on the jumbospot running mmdvm pistar and how to set it up. This unit has several options, you can choose according to your needs, add the oled option, the upgrade slot and the oled has been welded. A large number of fixes to the control admin pannels. The question then is if the mmdvm firmware supports the digital mode in use and requested by the pistar config. Yes me too, so it automatically keeps the information up to date no more autolink. Using an arduino i was able to update the firmware on my chip and enable these new functions. Change the url so it points to adminexpert, you should only have to add. Pistar is a software image built initially for the raspberry pi produced by the raspberry pi foundation.
The mmdvmrepeater board is a lot like a hotspot, except it doesnt have a radio built onboard. Even with the tx pot full open and levels set to %100 in mmdvmcal, i cannot. The firmware is preloaded and is easily upgraded via software. The network interfacing part, that connects to the reflectors, talk group brandmeister or ysf reflector. Next you need to download a couple of bits of software to the rpi. Configure guide for mmdvm repeater kit board linkerv3. Building an mmdvm based quad mode digital and and svxlink analog repeater using a kenwood tkr850. This is the source code of the mmdvm firmware that supports dstar, dmr.
Due to the lack of digital mode repeaters around my home qth, i had been running mmdvm hotspots built around philips simoco prm80s on 2mx and philips fm92s on 70cm for around a year, with g4klx based dstar hotspots using soundcards or dvrptr boards for several years prior to that. Open then file mmdvmo by double click on the file from a windows explorer, the arduino editor will directly start click on config. The jumbo spot rtq comes ready to run with pistar preloaded on an 8gb microsd card. I have compiled a short video showing you, how to update the firmware of the jumdospot hotspot. Mmdvm hotspot supports dstar dmr ysf p25 nxdn pocsag, enables the different mode of digital two way radio to communicate with each other ysf2dmr ysf2nxdn ysf2p25 dmr2ysf dmr2nxdn and works great with uhf. Indeed, it can manage the three digtal modes dstar,dmr and c4fm.
For details of all the available dt overlays, see the raspberry pi firmware overlay. This software is intended to be run on stm32f103 microcontroller. Mmdvm buyers although the mmdvm dual fullduplex with separate transmit and receive radios is an opensource hardware design board, locating a board with the fullduplex opensource implementation, and especially a fullduplex implementation that is endorsed by the mmdvm developers, can be difficult. Connected to a windowsmaclinux computer and mmdvmbluedv software make a small and efficient multimode digital hotspot. The jumbo spot can do yaesu system fusion ysf, ysftodmr, dmr, dstar, p25 and nxdn. All thats required for operation is a mini usb android phone s cablepower source and a wifi based internet connection. Howto update dvmega firmware without a programmer or an arduino like like. It supports all of the mmdvm features and works great on a headless hotspot.
It is a simple way to update the zumspot firmware, and pistar software. The multimode digital voice modem is a combined hardware and software. High performance 32bit arm processor zumspot board fully. For anyone having issues with their duplex mmdvm hotspot, this is a just a quick post about using a duplex mmdvm hotspot in simplex mode. Manual jumbo spot rtq mini mmdvm hotspot dmr radio. Howto auto start mmdvmhost as a service on boot in. When i first received my hotspot, i had a lot of problems getting it to work correctly.
Pistar firmware upgrade mmdvm hs hat flash the command has change in new versions of pistar, so steps are. Mmdvm is an open source software project licensed under gpl v2, but with a note to say that it is intended for amateur and educational use only, with commercial use strictly forbidden. The mmdvm software is a fabulous development realised by jonathan g4klx allowing to built a multimode digital hamradio repeater. If there are changes, please refer to added external inductor. Mmdvm firmware compilation and uploading for mmdvmpi download. The dv4mobile is another member of the successful family of dv4 products. The design concept is simple, provide the complex services and configuration for digial voice on amateur radio in a way that makes it easily accessable to anyone just starting out, but make it configurable enough to be interesting for those of us who cant help but tinker. Paired with a raspberry pi and the mmdvm software becomes a small and efficient multimode digital hotspot. The host software is almost feature complete for dmr, with only a few additions to be made, and of course any bugs to be squashed.
Fully assembled and tested in a ruggedized aluminum enclosure. Some of these have now been resolved, thanks to the work of andy ca6jau, making changes to his firmware. Mmdvm stops at the same place as if it is not up for anything but dstar. Here is the link to the git site to download the md380tools. Updating and upgrading pistar open in new tab regular. One of the latest crazes in the world of dmr radio is the chinese iteration of the dmr hotspot.
Suit for raspberry pi 3,raspberry pi zero w,windows pc,android. Have you heard ham radio people talk about updating the firmware of the mmdvm boards and wonder, should you. Initially it will support dstar and dmr, with system fusion and p. For all modes other than dmr and fm, the modem can be used in simplex or. Adding an oled display to a hotspot its pretty simple to add a. I just updated my zumspot using the script provided by pistar. Software the board can be used with the following software. Mmdvm the latest release of the mmdvm modem firmware and. The pistar software on the raspberry pi provides a control panel to configure internet data sources be they ysf,dmr or dstar that will be passed via the mmdvm board. Testing of this new image on both the zumspot and dvmega was very easy. I had huge problems with less than a microamp of dc leakage through a faulty dc blocking capacitor before i discovered it. Kenwood tkr850 multimode repeater vk4jlms ham radio. Mmdvm multi mode digital voice modem project conceived spring 2015 and developed by jonathan g4klx and jim ki6zum all of the software, much of the firmware developed by jonathan hardware, much of the firmware developed by jim later firmware developed by andy cd6jau.
My name is kevin and i am attempting to set up a dmr repeater using your mmdvm repeater kit board and a kenwood tkr850. To update the firmware within pistar execute the following commands. New dv4mini version with mmdvm dmr protocol and support for dv4miniambe. I can see everything on the pistar but the hat is completely inactive and the mmdvm is not showing on the dashboard. Rasbian fully ipdated including kernel fixed for dirty cow fed up of of autolink to ref001 c failing when the ref system changes ip.
254 1583 507 1225 1357 1484 1451 371 1297 58 87 890 762 182 857 1317 354 687 1114 1498 796 1360 84 451 1549 560 119 541 39 317 1161 647 830 1454 370 749 371 716 97 1399 598 324 1013 450 835 1490 1355 355