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| builderpages:plasmo:frr512k [2021/09/27 12:43] – Initial import from Wayback Machine | builderpages:plasmo:frr512k [2026/06/15 13:07] (current) – external edit 127.0.0.1 |
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| /* Imported from Wayback Machine | /* Imported from Wayback Machine |
| Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:frr512k | Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:frr512k |
| Snapshot date: 2021-09-27 | Snapshot date: 2024-04-14 |
| Generator : wayback-archiver | Generator : wayback-archiver |
| */ | */ |
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| This is a low cost RAM/ROM 512K for RC2014. It is compatible with Wayne [[https://github.com/wwarthen/RomWBW|Warthen's ROMWBW]] and also includes a CF interface as well as an I2C interface. Discussion about this board can be found here: https://groups.google.com/g/rc2014-z80/c/TvsdMFqeT9c FRR512K was first prototyped with ProtoRC3. This links to the [[builderpages:plasmo:protorc3:frr512k_proto|Prototype FRR512K]]. | This is a low cost RAM/ROM 512K for RC2014. It is compatible with Wayne [[https://github.com/wwarthen/RomWBW|Warthen's ROMWBW]] and also includes a CF interface as well as an I2C interface. Discussion about this board can be found here: https://groups.google.com/g/rc2014-z80/c/TvsdMFqeT9c FRR512K was first prototyped with ProtoRC3. This links to the [[builderpages:plasmo:protorc3:frr512k_proto|Prototype FRR512K]]. |
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| ===== Features ===== | |
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| Low cost 32-macrocell CPLD | |
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| 512K EPROM based on SST39SF040 | |
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| 512K RAM based on AS6C4008 | |
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| Compact flash interface | |
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| I2C interface | |
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| Compatible with ROMWBW | |
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