24 lines
875 B
Markdown
24 lines
875 B
Markdown
# Video Character Generator
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Atmel-AVR based electronic text/image superimposition device, for analog PAL video.
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(don't tell anyone, but, since it is B/W, should work for SECAM and NTSC too ☺)
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<img alt="Example image with drawings" src="scrot/02.png" style="max-width: 10cm;"><img alt="Example image with text" src="scrot/01.png" style="max-width: 10cm;">
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## Quick start
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1. Prepare your slides in B/W PBM format
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2. `g++ frame.cpp -o frame`
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3. `./frame image1.pbm [image2.pbm...]`
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4. plug your Atmel programmer
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5. `make flash`
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## PIN Settings
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| PORT | PIN | dir | description |
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| ---- | --- | --- | ----------------- |
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| PD2 | 4 | IN | vertical sync |
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| PD3 | 5 | IN | horizontal sync |
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| PB2 | 16 | IN | transition mode |
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| PB3 | 17 | IN | next image button |
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| PB4 | 18 | OUT | white dot output |
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| PB5 | 19 | OUT | led |
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