HandyPNP - code name: green mushroom

Re: code name: green mushroom

I really like how this is turning out. Pretty cool having plug-n-plays as carts.
 
Re: code name: green mushroom

thanks! me, too! ;)

ok, i need some help.

so i wired up this baby tonight:
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everything about it is working great except one thing... the audio. i did not remove anything from the board (the controller part had no chips or components on it at all). i didn't even relocate anything on the board. the sound works fine when the original a/v cables are wired on and hooked up to the tv. and here is the really weird part: the audio also works perfectly fine if it's all running through the HandyPNP and using its a/v out.

i'm a bit confused. the audio obviously works... and it obviously is going through to the HandyPNP fine. so why is it not working? and yes, the speaker and audio amp are still working as the other carts still have sound fine through the speaker.

is the audio amp i am using not enough for it...? i have room in the cart there to build a separate audio amp just for this cart... would that help/work?
 
Re: code name: green mushroom

ok, so i tried the speaker with the game gear audio amp... still doesn't work right. the only way i get decent audio is through the game gear's headphone jack. so i'm putting that one to the side till i can find and get my hands on one of those speakers you plug in directly to a headphone jack. maybe THAT will work...

anyway, i decided i needed to move on to the next one! so i grabbed my radica arcade legends space invaders one!

the hardest part about this one was simply figuring out where and how to place it in the cart without sacrificing the 2 posts i really needed for stabilizing[ the famicom board. lol!

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i am now hooking up power, audio, and video first, testing the unit, and then wiring up the rest. help save some time in trouble shooting.

i also now officially have 3 game carts that are actually closed. those pesky screw posts aren't cooperating that great. lol! but, pac man, atari paddle, and game prince are all closed and ready for their instruction label on the back. i'm waiting to print any of the instruction labels till i have a sheet worth to print. :)

they essentially look like this:
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but of course with labels for what is what.

i'm really trying to get one wired up a night now. i really need to have this done before my fiancee is back in the states.
 
Re: code name: green mushroom

tonight has been a very good night indeed for this project.

this past weekend, i wanted to wire up my mortal kombat cart. i got it all wired up, and couldn't get it to work. poking around on the board, i realized that it didn't use the normal battery ground as the ground for the video/audio. instead of getting frustrated and upset, i simply set it down.

after doing the space invaders yesterday, and noticing that it took the vcc from the batteries and instantly fed it through the dc jack and then some components, that got me thinking.

so, i pulled out mortal kombat when i got home from work, looked at it a little more, found where i believed was a good spot to plop the vcc and ground, turned it on and... nothing... i then thought maybe wiring it up to 5v instead, after all, maybe those few components reduced the voltage... and eureka!

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i was so excited to get this one working! i shouted for joy not only in real life, but also online to tibia and my fiancee. lol. they both had heard how upset i was that it wasn't working.

so since the wiring was already done with that one, i was able to finish it up rather fast and move on to the next one

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Re: code name: green mushroom

worked on the label side of things tonight a bit. had to make the capcom label and then worked on some of the instruction labels.

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i now officially have 4 100% completed HandyPNP game carts

top left to right: pac man, game prince
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bottom left to right: atari paddle, mortal kombat

space invaders and coleco have their screw posts mounted in. but they generally end up breaking out at least 2 times in the process before they are secured enough. kinda an annoying process. they will be the next 2 fully completed carts.

i was gonna wire up the capcom tonight, but it's weird. so i set it down to come back to as i didn't feel like thinking that much tonight.
 
well... today once again didn't go how i planned. it's not all bad, but i don't feel very productive.

i started out wiring up a sega game gear/sms portable with 20 built in games

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this one took about 4 hours to wire up. mostly because i had cut it a few weeks ago and then set it down. took a while to rework exactly how to wire it up. and it took me forever to figure out how to get the audio wired up properly so that it was working.

but, in the process of figuring that out, it occurred to me how i may be able to get audio from the konami arcade advanced. and i fixed that. and now have audio as normal. turns out that i had to wire a ground specifically to the 2nd audio line i have on the cart slot.

i then moved on to the vs maxx that i have. this one ended up taking forever. i was stupid and rushed to cutting the board down too fast. i forgot to figure out which lines were what. i also had missed wiring up a ground wire to the video line at first and couldn't figure out whey it wasn't booting. in searching for this, i discovered that many of my 5v carts were not booting consistantly. so i opened them up to trouble shoot. turns out their pins weren't making proper contact for the 5v line. two of the boards had extremely short contacts, so i extended them. and i got them all booting.

so i went back to the vs maxx. and then got it working.

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i wasn't able to get the capcom working still. poked around with it for a while. i'm fearing i've killed it. and am not entirely sure how to really check to see if i have. and i don't get how i would have. it's such a puzzler...

you may notice the reset button is taking a beating. the entire HandyPNP is taking a beating. it's really dirty from all the testing i'm having to do and the paint is chipping off the reset button. the reset button is due to me having to rip it out quite a while ago to insulate a short. i then couldn't get it back in properly. :cry: i'll clean the unit really well before i officially release it as done, which should be next week. i've given myself a deadline of next friday night. what isn't done, i'll finish later and release an update video. but, my fiancee coming into town and getting married is def gonna take priority. :)
 
have just completely set capcom to the side. don't plan on going back to it till the 2nd batch after i'm married. it just frustrates me too much right now. and i still have 10+ to wire up. lol

so, i moved on to the c64. it's an odd one. it is fully hackable to make it into an actual c64 computer. obviously, i didn't want to do that. so i was rather confused when i got it all wired up and couldn't get a game to boot. it would go to the game select, but when i selected a game, it would go to the command prompt for the c64. after doodling around with the buttons a while, making sure they were indeed all connected properly and i wasn't just pressing the wrong button... i thought i'd see about wiring it up to 5v instead of 7.4v. it takes 4 aas, which is 6. vast majority of p&ps that are like this, i've been wiring to 7.4v. i thought to myself tho, i thought "self... maybe the increase in voltage is instantly kicking it into computer mode. self, you should wire it up to 5v and see what happens."

so i did that, and games booted normally. go figure. lol!

i still need to do some work on the controller pins, they are being very finicky. but it's sunday, and that means it's game day with the fiancee!

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got the super joy iii cartridge "done" tonight. and by "done" i mean 2nd player isn't wired up and i have yet to design the front label. lol! i figured 2nd player i can open up and wire her in when i actually make the 2nd player controller. i left room for the 2nd player controller brain right next to the 1st player controller brain. :D

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now that i can properly look over the game list, i can finally see about making it's label. but not tonight. :)
 
oops... i'm behind on updates...

first:
i wanted to get the dream gear done tonight. it has the infrared wireless controller.

well, the dpad is working, but i can't get any of the other buttons to properly register. i'm too tired to look further into it tonight. but i anticipate i should be able to figure it out. i mean, the dpad is working flawlessly, after all.

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second:
started the cleaning/repair process last night. cleaning it took a lot longer then anticipated

before
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lots of wires loose
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after cleaning
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since the reset button is almost back to 100% black, i'm just gonna leave it. it will just flake off again fast, esp since you kinda need to use your nail to press it, so as to not accidentally reset your game.

will be rewiring up the cart slot tonight and addressing the low battery indicator. also, try to locate where the short in the audio line is.

third:
yeah i saw the intellivision one. pretty cool they are doing it. only way it'd really work is to make the controller into a controller to use with it. just not enough buttons. lol. not to mention it'd be weird trying to remember what button is what

oh, and by the way, i am LOVING how much space i'm saving with this!

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and, no, its not ready to be released as finished yet. i still have carts that need to be properly closed. and they all need work on pins

forth:
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i am calling it officially done for this chapter. finished post will come at some point. i still need to make a video and some final shots.

sadly, the c64 cart has started acting up. so i am left with really 11 fully functional carts. the c64 is back to doing what it was before. it boots fine to the game select screen, then freezes on any game i select.
 
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