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I was able to charge macBookAir with Power Bank with USB Type C MagSafe2 conversion cable

 

2020.04.01
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I can now draw handwritten pictures on electronic paper using the Nintendo DS touch panel

The Nintendo DS touch panel can be used with e-paper. T...
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It is possible to read the compressed image from the SD card and play the sequential numbered image on the electronic paper.

I loaded the bitmap images into memory beforehand and an...
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Animation can now be displayed on e-paper

The CPLD is used to perform high-speed serial-parallel c...
3Dプリンター

I bought a 3D printer “ANYCUBIC″

ANYCUBIC i3 Mega 3D printer. As I thought that finis...
2020.03.02
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Nintendo Famicom converted to video output

Long ago I bought a junk Nintendo Famicom at a thrift shop...
2020.03.02
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I turned Nintendo Famicom into a stereo, and listened to the music.

2 audio outputs, AUX A and AUX B, are output from the Nint...
2020.03.02
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Until the K155ID1 is controlled by the ESP 32 and the 2 digit Nixie tube IN – 12B is dynamically lit.

I have the substrate for the nixie tube and the K1551 ID...
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ESP 32 – WROVWE – B Gets 4 MB Of Memory

We purchased ESP 32 - WROVER - B, which preserves the fu...
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Sharp and Clear Video Quality Experiment

I converted a Famicom to a video output, and now I play wi...
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The Nintendo Famicom has been remodeled into a clear video and a nice stereo output.

The sharp video output and audio stereo function of the Ni...
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“Solder paste printing” using thumbtacks to align the stencils is extremely useful because it doesn’t slip out completely.

 

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The cordless suction tweezers “HAKKO 394” makes mounting the board easier than normal tweezers.

 

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I want to make my own ROM cassette for the Famicom, so I disassembled the cassette.

 

2020.01.28
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SMD Feeder and Electric Vacuum Pick HAKKO 394 Facilitate Chip Component Mounting

I found an SMD feeder that is very convenient for mounting...
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We made an EP-ROM cassette board using ZIF (Zero-Insertion-Force) Test Socket for Nintemdo Famicom

 

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Making a “ROM eraser” with a germicidal lamp to visualize how the ROM is erased

 

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We made an EP-ROM cassette board using ZIF (Zero-Insertion-Force) Test Socket for Nintemdo Famicom

 

2020.01.26
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I make a UV-EPROM writer.

 

2020.01.26
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How to convert Nintendo Famicom (early model) to video output with FCAV

This is a way to convert Nintendo Famicom (early model) ...
2020.01.16
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