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vga_synthesizer:vga_signal_generator [2018/05/14 18:20] admin [Paper PCB] |
vga_synthesizer:vga_signal_generator [2019/03/26 18:38] admin [Links] |
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| A board for mixing VGA signals with sound and all kind of other signals. A build in Arduino generates a VGA signal, too. Each colour has its own chanel, Red Green, Blue.\\ | A board for mixing VGA signals with sound and all kind of other signals. A build in Arduino generates a VGA signal, too. Each colour has its own chanel, Red Green, Blue.\\ | ||
| For the Arduino one could use the code of that project: [[https://www.gammon.com.au/forum/?id=11608]].\\ | For the Arduino one could use the code of that project: [[https://www.gammon.com.au/forum/?id=11608]].\\ | ||
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| + | HSYNC and VSYNC signals are squared pulses of +5V, and the RGB signals take values in a continuous analog voltage range from +0V (absolutely dark) to +0.7V (maximum brightness).\\ | ||
| ---- | ---- | ||
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| {{:vga_synthesizer:vga-signal-generator_10.jpg?400|}}\\ | {{:vga_synthesizer:vga-signal-generator_10.jpg?400|}}\\ | ||
| {{:vga_synthesizer:vga-signal-generator_10.zip|}}\\ | {{:vga_synthesizer:vga-signal-generator_10.zip|}}\\ | ||
| + | |||
| + | ---- | ||
| + | ==== Connection ==== | ||
| + | H-Sync -- 68 Ohm -- Pin 03\\ | ||
| + | V-Sync -- 68 Ohm -- Pin 10\\ | ||
| + | R -- 470 Ohm -- Pin 04\\ | ||
| + | G -- 470 Ohm -- Pin 05\\ | ||
| + | B -- 470 Ohm -- Pin 06\\ | ||
| ---- | ---- | ||