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Awesome Project #1

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minkione opened this issue Jan 14, 2021 · 5 comments
Open

Awesome Project #1

minkione opened this issue Jan 14, 2021 · 5 comments

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@minkione
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Are years that I am thinking to turn couple of old 5" CRTs into something cool... and here I find your toy!
This 2" CRT handled TV is simply awesome! Great job! I already ordered a couple of them to try out!

Questions:

  1. Do you maybe have the service manual of the FD-10A?

  2. I was thinking to turn it into a Pong or some vector arcade game (i.e. Asteroids) Do you have any similar plans? In case too coordinate the effort.

@lucysrausch
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Hey minkione!

Thanks for your engagement!

  1. Unfortunately I do not have the service manual of the FD-10. However, the parts that remain after the mod are very few. It should be possible to reverse engineer the flyback pcb in an afternoon, if required.
  2. I do! Not necessarily Pong, but it sure would be fun so see some Vectrex stuff on there. However I haven't tested blanking yet, and I'm unsure how easy it is to sync the internal DAC used for blanking with the external codec controlled via DMA.

In general, it should be fairly easy to implement your own displays. The buffer "buf" is essentially the framebuffer that holds the waveform that generates the display:

https://github.com/NiklasFauth/sony-scopeman/blob/6c2d74821309fc07e94e85a2dcc99b42dd749457/software/scopeman.ino#L123

This function adds a Cartesian point to the buffer. It should be fairly easy to replace my lorenz attractor with whatever rendering.
Note: Since blanking isn't working yet, the trace of the lorenz attrator is scanned twice, back and forth, so no artifact is visible between the start- and endpoint.

I'm currently moving countries so my time is limited, but I'll sure get back to this at some point. I have the scopeman in my bag all the time, and since it comes with a programmer it's a fun toy to code for on the go.

@sudobob
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sudobob commented Jan 14, 2021

👍 I agree also. Awesome project. BTW) what is wrong with blanking? Is it on the hardware side or software side?

@sideburn
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Hey guys, I turned a Sony watchman into a pong a couple years ago by removing the video decoder chip and rf module and then using the hackvision library on an arduino nano. I was able to shove the arduino nano into the watchman where the rf module used to be.

There’s a video on YouTube that explains everything: https://youtu.be/PuiLvJbx7Tk

not nearly as awesome as this project though and I’d love to get a pcb manufactured even if I have to do the smd soldering!

@TheMetalWizard
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Are years that I am thinking to turn couple of old 5" CRTs into something cool... and here I find your toy! This 2" CRT handled TV is simply awesome! Great job! I already ordered a couple of them to try out!

Questions:

1. Do you maybe have the service manual of the FD-10A?

2. I was thinking to turn it into a Pong or some vector arcade game (i.e. Asteroids) Do you have any similar plans? In case too coordinate the effort.

I know it's been 2 years but the FD-2E has the same daughterboard as the FD-10A. Hope this helps:
http://freeservicemanuals.info/en/servicemanuals/download/Sony/[fd-2e.pdf](http://freeservicemanuals.info/en/servicemanuals/download/Sony/fd-2e.pdf)

If this doesn't work, use this: http://freeservicemanuals.info/en/servicemanuals/viewmanual/Sony/FD2E/

@sideburn
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Are years that I am thinking to turn couple of old 5" CRTs into something cool... and here I find your toy! This 2" CRT handled TV is simply awesome! Great job! I already ordered a couple of them to try out!

Questions:

  1. Do you maybe have the service manual of the FD-10A?
  2. I was thinking to turn it into a Pong or some vector arcade game (i.e. Asteroids) Do you have any similar plans? In case too coordinate the effort.

You can make one into an oscilloscope music device easily by hooking the deflection coil wires to the audio out left and right channels to a Bluetooth module. Here’s a video of one I did: https://youtu.be/3x7MP4MtFiE

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