pcenetlist
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pcenetlist [2005/08/17 10:11] – Added clock notes nfg | pcenetlist [2006/10/25 21:01] – old revision restored nfg | ||
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- | ===== PC Engine Chip Pinouts ===== | ||
- | This data was taken from numerous places. | ||
- | |||
- | ==== Conventions used ==== | ||
- | Throughout these pages you'll find abbreviations and shorthand terms for a lot of connections. | ||
- | ^ Short ^ Long ^ Short ^ Long ^ | ||
- | | Dxx | Data (number) | ||
- | | /WR | Write Enable | ||
- | | /CE | Chip Enable | ||
- | | I/O | Input/ | ||
- | |||
- | * Misc ICs are the two RAM chips (numbered 1, 2, and 12 for both) | ||
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- | |||
- | ==== The NetList ==== | ||
- | Someone once told me that when you make a list of connections on a circuit it's called a netlist. | ||
- | * [[Hu6260 Netlist]] | ||
- | * [[Hu6270 Netlist]] | ||
- | * [[Hu6280 Netlist]] | ||
- | |||
- | ==== Other Notes ==== | ||
- | With apologies, I've forgotten what a lot of these notes mean. It's been a long time since I made them. | ||
- | |||
- | Something to do with the clock circuit? | ||
- | Clock -> R163 -> C138 -> R117 -> +5v | ||
- | | +> R118 -> GND | ||
- | | +> Hu6280 10 | ||
- | | | ||
- | +> R164 -> C137 -> R115 -> +5v | ||
- | +> R116 -> GND | ||
- | +> Hu6260 2 | ||
- | |||
pcenetlist.txt · Last modified: 2019/08/27 20:45 by 127.0.0.1