av:dreamcastav
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av:dreamcastav [2009/03/16 02:39] – 82.16.34.173 | av:dreamcastav [2019/07/27 22:29] – [Mode Selection Signals Chart] Link83 | ||
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===== Dreamcast AV Connector ===== | ===== Dreamcast AV Connector ===== | ||
- | The Dreamcast connector is a wild, multi-functioned beast. | + | The Dreamcast connector is a wild, multi-functioned beast. |
{{av: | {{av: | ||
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| 1 | Ground | | 1 | Ground | ||
| 2 | Right Audio | 10 |Composite Sync| | | 2 | Right Audio | 10 |Composite Sync| | ||
- | | 3 | Left Audio | 11 |S-video Chrominance (C)| | + | | 3 | Left Audio | 11 |S-Video Chrominance (C)| |
- | | 4 | +12v | 12 |S-video Luminance (Y)| | + | | 4 | +12v | 12 |S-Video Luminance (Y)| |
| 5 | +5v | 13 |Composite Video| | | 5 | +5v | 13 |Composite Video| | ||
| 6 | Mode Select 1 | 14 |Blue Out | | | 6 | Mode Select 1 | 14 |Blue Out | | ||
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==== Usage Notes ==== | ==== Usage Notes ==== | ||
- | The select pins are 6 and 7. Ground either one for two kinds of 15kHz RGB, ground both for VGA. **Note** that the Dreamcast outputs VGA, the box or cable does not ' | + | The mode select pins are 6 and 7. Ground either one for two kinds of 15kHz RGB (SCART), ground both for 31kHz RGB (VGA). **Note** that the Dreamcast outputs VGA, the box or cable does not ' |
- | You should use a 220uf capacitor on each of the RGB lines (+ towards console). | + | You should use a 220uF capacitor on each of the RGB lines (+ towards console). |
- | Note!! Please note that some of games will not run with a VGA box, or with the RGB/SCART mod. Most do, however. | + | <box round warning 40% |15kHz/ |
- | When the mode selection pins are used certain | + | If a certain |
- | **__MODE SELECTION ACTIVE SIGNALS CHART__** | + | ==== Mode Selection Signals Chart ==== |
+ | When the mode select pins are used certain signal outputs are enabled or disabled:- | ||
- | ^Pin^Description^Standard Mode^15KHz RGB (Scart)^31kHz RGB (VGA)^ | + | ^Pin^Description^Standard |
| 1 | Ground | | 1 | Ground | ||
| 2 | Right Audio | Right Audio | Right Audio | Right Audio | | | 2 | Right Audio | Right Audio | Right Audio | Right Audio | | ||
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| 6 | Mode Select 1 | Unused | Unused | Grounded | | | 6 | Mode Select 1 | Unused | Unused | Grounded | | ||
| 7 | Mode Select 2 | Unused | Grounded | Grounded | | | 7 | Mode Select 2 | Unused | Grounded | Grounded | | ||
- | | 8 | Vertical Sync (for VGA) | + | | 8 | Vertical Sync | VSYNC | VSYNC | VSYNC | |
- | | 9 | Horizontal Sync (for VGA)| ? | ? | H-Sync | + | | 9 | Horizontal Sync | HSYNC | HSYNC | HSYNC | |
- | | 10 | Composite Sync| ? | C-Sync | + | | 10 | Composite Sync| ? | CSYNC | Disabled |
- | | 11 | S-video Chrominance | + | | 11 | S-Video Chroma |
- | | 12 | S-video Luminance | + | | 12 | S-Video Luma (Y)| S-Video Luma | ? | Disabled | |
| 13 | Composite Video| Composite Video | ? | Disabled | | | 13 | Composite Video| Composite Video | ? | Disabled | | ||
- | | 14 | Blue Out | Disabled | Blue | Blue | | + | | 14 | Blue | Disabled | Blue | Blue | |
- | | 15 | Green Out | Disabled | Green | Green | | + | | 15 | Green | Disabled | Green | Green | |
- | | 16 | Red Out | Disabled | Red | Red | | + | | 16 | Red | Disabled | Red | Red | |
+ | Note:- The HSYNC and VSYNC signals on the AV port come directly from the ' | ||
==== Other ==== | ==== Other ==== |
av/dreamcastav.txt · Last modified: 2019/08/27 20:45 by 127.0.0.1