Modding the Kodak Reels 8mm Film Digitizer (Firmware Hack)

fishgee

New Tinkerer
Jan 6, 2025
26
22
3
No problem omega . I'm grateful for any help.
Unfortunately, it didn't work. I renamed the file, but your firmware doesn't work with this Kodak either.
Since firmware changes aren't helping your button issue, it might be time to power down the unit, get out a screwdriver and open it up. But only if you feel comfortable doing that, of course. There's a chance that you have a poor connection involving the cable(s) that connect the button assembly to the processor board. I know it's not the first thing you'd check, but it would easily explain why the buttons aren't working. Small chance, but worth investigating if only to rule it out.
 

Grandson

New Tinkerer
Nov 21, 2025
7
0
1
Since firmware changes aren't helping your button issue, it might be time to power down the unit, get out a screwdriver and open it up. But only if you feel comfortable doing that, of course. There's a chance that you have a poor connection involving the cable(s) that connect the button assembly to the processor board. I know it's not the first thing you'd check, but it would easily explain why the buttons aren't working. Small chance, but worth investigating if only to rule it out.
Thanks for your reply fishgee.
The Kodak worked before the firmware hack. The scan quality was poor, but the buttons worked. So I don't think this step is necessary.
 

0dan0

Active Tinkerer
Jan 13, 2025
257
416
63
Hi,
I also have a device from EU. Try using firmware from #511
It works for me.
Is this labelled as RODREELSEU? As yours seems to be type C and @Grandson seems to be type B. Kodak has made a complete mess.

I don't think DUMPCODE.BIN and UITRON.BIN can be renamed to FWDV280.BIN. I don't know the full procedure to convert this files. Anyone remember?
 

omega

New Tinkerer
Jul 29, 2025
32
11
8
I did it and used it. And I have it on my device until now.
Although I really appreciate your work, I stayed with this firmware. It gives me the best results with my device.
I've tried all the firmwares out there and I always come back to this one.
 
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0dan0

Active Tinkerer
Jan 13, 2025
257
416
63
As there are others who have updated RODREELSEU models, this is starting to seem like a warranty return issue.
 

Luluberlu

New Tinkerer
Nov 27, 2025
2
1
3
Dear all,

I am new in this forum and find it out by chances thanks to the kodak reel firmare.
First of all, I would like to thanks Mac84 0dan0 and the following community for their amazing work !
I can tell you that there will be joyfull tears when my mother will see the movies at Xmas :)

Second trying to help my european fellow, I purchase mine yesterday / my model is obviously RODREELSEU, SN C1725148BK00924 and the firmware C 7.1.1 is working like a charm. There are chances that button problem is hardware.

On my side due to film quality, i will have to adjust color (super blue films ;)) in post prod, the the capture bitrate and color adjust are allowing me to have the best possible source.

I just have a question about the firmware. my apologizes if it is a stupid question, but I could not figure it out my self.
In the zip FWDV280-TypeC-V7.1.1-0dan0 theire are 2 files, the .Bin and the .Rbn Shall I did put the 2 of them, but despite size what is the difference between those 2 files?

Thanks a lot and regards from France!
 
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Mikm

New Tinkerer
Nov 27, 2025
1
0
1
@Grandson, 0dan0, I also have a unit labelled as RODREELSEU, 10 months old.
With Mac84 'serial number index' I matched the firmware to type B.
Firmware from Mac84 and 0dan0's till version 7.1.1 works without issues.
It's really great to see quality improvement with the updated firmware.
Thanks for that Mac84 and 0dan0!
Mikm
 

omega

New Tinkerer
Jul 29, 2025
32
11
8
Is this labelled as RODREELSEU? As yours seems to be type C and @Grandson seems to be type B. Kodak has made a complete mess.

I don't think DUMPCODE.BIN and UITRON.BIN can be renamed to FWDV280.BIN. I don't know the full procedure to convert this files. Anyone remember?
I forgot to write the label, it is RODREELSEU.
 

0dan0

Active Tinkerer
Jan 13, 2025
257
416
63
Dear all,

I am new in this forum and find it out by chances thanks to the kodak reel firmare.
First of all, I would like to thanks Mac84 0dan0 and the following community for their amazing work !
I can tell you that there will be joyfull tears when my mother will see the movies at Xmas :)

Second trying to help my european fellow, I purchase mine yesterday / my model is obviously RODREELSEU, SN C1725148BK00924 and the firmware C 7.1.1 is working like a charm. There are chances that button problem is hardware.

On my side due to film quality, i will have to adjust color (super blue films ;)) in post prod, the the capture bitrate and color adjust are allowing me to have the best possible source.

I just have a question about the firmware. my apologizes if it is a stupid question, but I could not figure it out my self.
In the zip FWDV280-TypeC-V7.1.1-0dan0 theire are 2 files, the .Bin and the .Rbn Shall I did put the 2 of them, but despite size what is the difference between those 2 files?

Thanks a lot and regards from France!
The .rbn file is the uncompressed version of the .bin. My hope is one day someone else will also learn how to hack the firmware, and it is easier to start with the larger file.
 

Federico

New Tinkerer
Mar 2, 2024
12
6
3
Hi @0dan0 , do you mind to share the iris STL file?
I've tried to search for it but could not find any, by searching online:

1764384395401.png


Thank you! F.
 

MHreels

New Tinkerer
Nov 28, 2025
1
0
1
First, I want to thank Mac84 and 0dan0 for their great work for making the Kodak reels a better device.

I am also a new member in this forum but informed myself during the last 2 months until I finally decided 2 weeks ago to buy Kodak reels on Amazon (was shipped from UK).

My Kodak Reels is Model No.: RODREELSEU Ser No: C1725148BK005** (** stand for the last two digits)

I flashed OdanO's Type C 7.1.1 version today again with a 16GB SD card (instead a 32GB I used earlier), and this time it works all fine with my model.

Thanks for your work.
 
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Luluberlu

New Tinkerer
Nov 27, 2025
2
1
3
The .rbn file is the uncompressed version of the .bin. My hope is one day someone else will also learn how to hack the firmware, and it is easier to start with the larger file.
Thanks for the explanation. Not sure to have the competence to do it, but for sake of curiosity, I will have a look ;)

Thanks again !
 

Erwin

New Tinkerer
Nov 28, 2025
1
0
1
Another new member found this forum. Hello all! I bought the Kodak Reels this week, an EU model. After scanning my first reel I was very disappointed about the resolution and compression artifacts and a washed out exposure. Also to discover the fps was fixed to 20 - why???? Tried post production tools to fix the scans but I have boxes with reels, like 100 hours of super-8, a family archive from my dad, my uncle and my father-in-law which I want to scan. So I wanted to send the thing back.

Then I was happy to find this thread with the excellent work of Mac84, 0dan0 and others. I read through the history like a novel, page after page, a discovery trip to unravel the secrets of the Reels hardware and firmware. As I like to tinker myself a bit with stuff and software, its a great read.

My serial number was not recognized by the online tool, so I flashed type C, 7.1.1. That booted. Great additions there, great to have all the new options, increased resolution, data rate, fixed gain and white balance. I got some really nice results, with sharpness set to -1.0 to -2.0. Post processed in Davinci Resolve (stabilizer!!) it could not get better. With 7.1.1. the player on the Reels doesnt work and crashes the device but i dont care. The machine also crashes when the motor is stopped automatically but I dont care - the file is saved.

But..

About every other clip, or every other 15m reel, the sync is totally off. So the image is distorted on the bottom, or even completely out of sync where pictures are taken randomly, like 1/3 or 1/2 of a frame, during the whole 15m reel. Then the second time it could work okay, but just now I had a 15m reel where even the 3rd scan didnt work. So that was an hour of scanning 15m without results. It seems the camera takes the picture while the film is not stationary. I have read a number of posts above where this was addressed, I understand the sync has a 100ms jitter, but hardly ever you see it in the scanned pictures. But for me .. its very bad and not doable to scan my archive like this. Looking at the hardware, there should be ample time to take the picture. It moves every 500ms, then is stationary like 200-300ms of that interval.

So the question is what is happening here. Could it be software - the functions added (like histogram and exposure control, the high bitrate) stress the CPU too much such that it misses the timing sensor signal? Should I go back to an earlier firmware to test? Or is my hardware different or even broken. I can still send it back next week for free.

When I just got the machine, I did scan a few reels with the original firmware and did not notice any sync problems back then. I really dont want to go back to earlier firmware for scanning my archive as I love the 0dan0 mods ... Any suggestions appreciated.
 

0dan0

Active Tinkerer
Jan 13, 2025
257
416
63
Histogram and extra progressing doesn't start until the third or fourth frame (by design). As if there is jitter, it is there at the first frame. So it is not processing load. I used not even have the histogram running in preview, jitter could happen then also. Nothing appears to impact the jitter. It was there before there was a histogram, or exposure controls. It could be just running the higher resolution is burdening this old hardware. I don't think is can be bitrate, as the compression couldn't impact the first few frames.

Please keep theories coming, as I'm hoping there is something else to try.