Modding NES mini Chinese clone

cereal_killer

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is there a way to add some new games/delete the existing ones from this NES mini Chinese clone?
 

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Definitely not possible without a hardware modding, as mentioned before.

It's just an NES-on-a-chip with some flash memory and no external jtag port.
 
Hi everyone
I took have one of these types of clones (COOLBABY Family Computer System,) and like many of you are curious to see what the hell we can do with these besides the damned shovelware and cheap reprograms. Well so far with my hot air gun I was able to get my chip off the board. The board reads 5L256-A1. The chip that's attached to the board looks like whomever made it sanded off the information on the chip itself. But after looking at the pin out I'm pretty convinced that you could program a PicoPi! I'm starting to scratch the surface but I'm thinking that we can get these cheapy NES clones to work in our favor. I just gotta try to trace the pin outs of both.
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Here's a bit of an update: Here's one of those Retro gaming handhelds everyone got for Xmas. Notice anything?? Very similar and the plus: the Retro handheld chips info wasn't sanded off! The chip is a Samsung K5L2731CAA-D770 ULE098XYQ. I may sacrifice this one as well and might desolder the board with the assumed flash and see if anything is hidden under it
 

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Last edited by Chaoticus,
Hi everyone
I took have one of these types of clones (COOLBABY Family Computer System,) and like many of you are curious to see what the hell we can do with these besides the damned shovelware and cheap reprograms. Well so far with my hot air gun I was able to get my chip off the board. The board reads 5L256-A1. The chip that's attached to the board looks like whomever made it sanded off the information on the chip itself. But after looking at the pin out I'm pretty convinced that you could program a PicoPi! I'm starting to scratch the surface but I'm thinking that we can get these cheapy NES clones to work in our favor. I just gotta try to trace the pin outs of both.
Post automatically merged:

Here's a bit of an update: Here's one of those Retro gaming handhelds everyone got for Xmas. Notice anything?? Very similar and the plus: the Retro handheld chips info wasn't sanded off! The chip is a Samsung K5L2731CAA-D770 ULE098XYQ. I may sacrifice this one as well and might desolder the board with the assumed flash and see if anything is hidden under it
The flash chip is holding all of the games, I imagine. You could reprogram this, if only you can find out what chip it is.
 
Last edited by SylverReZ,
But of an update: I worked the black mass off the Retro handheld (chip encased in it didn't survive) but here's a pic with those trace lines exposed that were once covered.
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And because the pcb is so thin light almost shines through it xD
 

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Last edited by Chaoticus,
Hi everyone
I took have one of these types of clones (COOLBABY Family Computer System,) and like many of you are curious to see what the hell we can do with these besides the damned shovelware and cheap reprograms. Well so far with my hot air gun I was able to get my chip off the board. The board reads 5L256-A1. The chip that's attached to the board looks like whomever made it sanded off the information on the chip itself. But after looking at the pin out I'm pretty convinced that you could program a PicoPi! I'm starting to scratch the surface but I'm thinking that we can get these cheapy NES clones to work in our favor. I just gotta try to trace the pin outs of both.
Post automatically merged:

Here's a bit of an update: Here's one of those Retro gaming handhelds everyone got for Xmas. Notice anything?? Very similar and the plus: the Retro handheld chips info wasn't sanded off! The chip is a Samsung K5L2731CAA-D770 ULE098XYQ. I may sacrifice this one as well and might desolder the board with the assumed flash and see if anything is hidden under it
https://baike.baidu.com/tashuo/browse/content?id=b35c4763c394090a433cc8e2
 
I still like my COOLBABY RS-35, which is a fantastic Famiclone and less expensive than the NES. You can adapt 72-pin NES cartridges using a converter, which, while slightly more expensive, is easier said than done, and it also plays normal Famicom cartridges. Despite its limitations, such as the usage of composite video and the absence of sound channels like square waves, I strongly recommend it as a low-cost alternative.
 
Last edited by SylverReZ,
Or if you want a three-figure expensive alternative, I saw some kind of new custom Famicom on AliExpress, with HD VGA output and stuff. Not sure if it was using original ICs from a real Famicom, but there were definitely multiple separate chips on the custom board.
 
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Or if you want a three-figure expensive alternative, I saw some kind of new custom Famicom on AliExpress, with HD VGA output and stuff. Not sure if it was using original ICs from a real Famicom, but there were definitely multiple separate chips on the custom board.
Despite it using similar components for the Dendy with its CPU and PPU, it's a well put together clone.
 
Last edited by SylverReZ,
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Or if you want a three-figure expensive alternative, I saw some kind of new custom Famicom on AliExpress, with HD VGA output and stuff. Not sure if it was using original ICs from a real Famicom, but there were definitely multiple separate chips on the custom board.
It's an FPGA clone with the NES SPU attached to it.

For anyone curious or with deep pockets, this is what we're talking about: https://www.aliexpress.us/item/3256804221492793.html
 
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Hi everyone
I took have one of these types of clones (COOLBABY Family Computer System,) and like many of you are curious to see what the hell we can do with these besides the damned shovelware and cheap reprograms. Well so far with my hot air gun I was able to get my chip off the board. The board reads 5L256-A1. The chip that's attached to the board looks like whomever made it sanded off the information on the chip itself. But after looking at the pin out I'm pretty convinced that you could program a PicoPi! I'm starting to scratch the surface but I'm thinking that we can get these cheapy NES clones to work in our favor. I just gotta try to trace the pin outs of both.
Post automatically merged:

Here's a bit of an update: Here's one of those Retro gaming handhelds everyone got for Xmas. Notice anything?? Very similar and the plus: the Retro handheld chips info wasn't sanded off! The chip is a Samsung K5L2731CAA-D770 ULE098XYQ. I may sacrifice this one as well and might desolder the board with the assumed flash and see if anything is hidden under it
Yep, I have one of these and it looks the same as those pics on the inside..
Post automatically merged:

Edit: I don't have a handheld, I have a clone of the Mini. My bad
 
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