Difference between revisions of "Project:Infotec displays"

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== Firmware ==
 
== Firmware ==
NEC 27 (25), which is almost identical to 286.  [http://www2.renesas.eu/_pdf/U13030EJDV0UM00.PDF User manual] and [http://www.digisolutions.de/downloads/NECV25UsersManual.pdf with opcodes] and [http://www.digisolutions.de/downloads/NECV25Datasheet.pdf with chart].
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NEC 27 (25), which is almost identical to a 186, with some extra register bank switching.  [http://www2.renesas.eu/_pdf/U13030EJDV0UM00.PDF User manual] and [http://www.digisolutions.de/downloads/NECV25UsersManual.pdf with opcodes] and [http://www.digisolutions.de/downloads/NECV25Datasheet.pdf with chart].
  
 
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Revision as of 16:27, 11 September 2011

Donated by Nottinghack, who have a project page with pictures.

Firmware

NEC 27 (25), which is almost identical to a 186, with some extra register bank switching. User manual and with opcodes and with chart.

External bus 8-bit
Clock speed 8MHz?
DMA channels 2
Serial built-in
Timers 2
Internal data area 256 bytes based at xxe00
Special functions 256 bytes based at xxf00

Disassembly at https://github.com/marksteward/Infotec/.