TNROM: Difference between revisions

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m (Created page with ''''TNROM''' (HVC-TNROM) is one of the less common boards within the TxROM set. Like other TxROM boards, TNROM uses the Nintendo MMC3 ASIC. It should be noted that on...')
 
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'''TNROM''' (HVC-TNROM) is one of the less common boards within the [[TxROM]] set. Like other TxROM boards, TNROM uses the [[MMC3|Nintendo MMC3]] ASIC.
#REDIRECT [[TxROM]]
It should be noted that only Japanese HVC-TNROM boards have ever been produced, so this board has no 72-pin "NES-TNROM" counterpart.
 
== Overview ==
* PRG ROM size: 128, 256 or 512 KB (DIP-28/32 Nintendo pinout)
* PRG ROM bank size: 8 KB
* PRG RAM: 8 KB plus optionnal battery
* CHR capacity: 8 KB RAM
* CHR bank size: 1 KB and 2 KB
* Nametable [[mirroring]]: Controlled by mapper
* Subject to [[bus conflict]]s: No
 
== Solder pad config ==
* PRG RAM retaining data : 'SL' disconnected, Battery, D1, D2, R1 R2 and R3 present.
* PRG RAM not retaining data : 'SL' connected, leave slots for Battery, D1, D2, R1, R2 and R3 free.
 
== See also ==
*[[MMC3|Nintendo MMC3]]

Latest revision as of 20:30, 24 November 2010

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