Hey all, first time posting here... OSH Park does support castellation:
http://docs.oshpark.com/tips+tricks/castellation/ Jerry On 20 September 2017 at 07:22, Brian Brindle <[email protected]> wrote: > I just got three boards from OSH Park and have all the parts. The WiKi was > awesome taking care of the hardest bit of sourcing all the parts. Other > than that it doesn't look like too awful of a job. I'd be happy to take > some photos during the construction to add to the cause. > > I have a few ideas on some programming jigs and reflowing the boards but I > hadn't really considered making more than a few. If it goes well maybe I'll > make a couple of runs. I've had a really bad experience in the past making > RS232 Boards for the C64 that started out fun and turned into a nightmare > quickly though so not really that ambitious about being a "supplier". I > have the utmost respect for all the guys in this group who have built these > projects and distributed them. But maybe the documentation will help make > them more prolific. > > Brian - KW4KB > > > > > On Sep 20, 2017 5:55 AM, "Brian White" <[email protected]> wrote: > >> Thank you for spotting that. I have found it and uploaded a copy to the >> linked google drive folder. >> >> Just for the record, it was still there in the form of the reference >> links to the original files from Steven's upload folder on club100 and the >> rex page on bitchin100. >> So, the "sources and support files" link on the bottom under "references" >> had it. >> >> Yes, that is exactly my aim was to take the raw data from Steven and >> digest it some more. Like looking at the eaglecad files to deduce some >> things that aren't otherwise documented or explained explicitly. Figure out >> what is the minimum software required and the minimum hardware required to >> program the cpld. If you just google normally, you might think you need a >> $250 programmer, when you only need a $25 one. >> I'm trying to make a recipe that can be followed, so that "build your >> own" does NOT translate as "figure it out". >> >> It IS still a pretty ambitious build even with full hand-holding. I had >> done a few FigTronix boards before trying the rex, and maybe that was the >> perfect ramp-up/practice project. Simpler easier soldering, simpler easier >> programming. >> >> There is a lot of more improving to do still. >> >> I could use some more pictures to go with some of the directions. >> >> I could also separate out the few files that are actually used, and >> retain everything else separately off to the side as reference. I could >> expand the directions for bootstrapping dlplus & teeny, and add >> Windows-based directions since everything I have now is just linux based. >> >> I need to write something clearer about the roms too. There are a few >> different places to get copies of various roms, but for rex, I think you >> want to use specifically the ones in the roms.zip that Steven put on the >> rex documentation on bitchin100. But there are a few others. For one thing, >> roms.zip includes mforth, but now there is a newer version of mforth than >> the one in roms.zip, and I've dumped a couple roms myself that I haven't >> seen anywhere else. (Disk+2.0 and OWL) >> >> I think there must also be some work-alike flash memory chips available >> from DigiKey that could be added to the digikey cart so you can get >> everything at once instead of having to do that annoying special order from >> Verical. >> >> But, as you say, it was a lot to get it this far, so I figured get what I >> had up there in any fashion, and then improve it over time. And being that >> it's a wiki, it would be easy enough to improve a little here & there over >> time, or someone else could. >> >> -- >> bkw >> >> On Wed, Sep 20, 2017 at 4:04 AM, Jim Anderson <[email protected]> >> wrote: >> >>> > -----Original Message----- >>> > >>> > Steven has published the files and info needed to make them yourself. I >>> > have proven that nothing was missing by doing it and making a few, and >>> > writing up the steps, parts, and tools, and filling in some details >>> into >>> > a more explicit recipe that more people should be able to follow, and >>> > put that on a wiki so that anyone else can improve the recipe even >>> > further. >>> > >>> > If you want to buy a rex, instead of build one for yourself, first you >>> > have to find someone who wants to build them for you. They need to be >>> > able to follow this: >>> > >>> > http://tandy.wiki/REX >>> >>> When I saw this I have to admit I initially had the same letdown >>> reaction I've had in the past when I've asked about REX and been told 'go >>> build your own'. It seemed like a project that was totally out of reach >>> for me - a bit like your average home PC user would feel after being told >>> 'tired of windows? Go install Linux!' >>> >>> In all the reading I have done on REX, I have never run across this wiki >>> before. I immediately went and read through your whole writeup a couple of >>> times. This is fantastic. In the space of time it took to read and digest >>> this, I went from feeling like this is an out-of-reach project to feeling >>> like this might actually be doable, and in fact might be something the kids >>> and I could do together. (I'll have to see how I handle SMD soldering >>> before trying to teach them, of course, heh.) >>> >>> A couple of questions, if you don't mind: >>> >>> - Your instructions reference a .jed file, which seems to be the code to >>> be programmed into the Xilinx chip, but I don't see a .jed file in any of >>> the resources linked off the wiki page... did I miss something? >>> >>> - Is the REX board different for the T200 vs the M100 or is the >>> difference only in the files you load on the machine to set up the flash >>> memory after the Xilinx chip is programmed? I'm asking because I'd want to >>> build several for M100 and at least one for T200. >>> >>> > and not enough people responded, and now time is short. So I did order >>> > the parts to make 3 rex's and maybe I'll build those or see if anyone >>> > else wants to build them at TA. I'm going away on vacation tomorrow and >>> >>> (raises hand, waves it wildly...) >>> >>> >>> >>> >>> >>> >>> >>> jim >>> >> >> -- ----------------------------- Jerry Stoner [email protected]
