Project:Infotec displays: Difference between revisions
From London Hackspace Wiki
mNo edit summary |
No edit summary |
||
| Line 2: | Line 2: | ||
== Firmware == | == Firmware == | ||
NEC 27 (25), which is almost identical to 286. [http://www2.renesas.eu/_pdf/U13030EJDV0UM00.PDF User manual]. | 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]. | ||
{| | {| | ||
Revision as of 16:18, 11 September 2011
Donated by Nottinghack, who have a project page with pictures.
Firmware
NEC 27 (25), which is almost identical to 286. User manual and with opcodes.
| 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/.
