Front part says: LS1000
Inside chip:
2 x Z80
64k ram (32 x 4116)
AM8255A
The 8255A is a programmable peripheral interface (PPI) device
8255A is programmed by the software so that normally no external
logic is necessary to interface peripheral devices
FD1791B (WD) floppy drive controller
DP8350D ...BOH????
NEC D8251AC 8251 Programmable Communication Interface register
KR3600 SMC keyboard encoder similar to AY-5-3600-PRO (used in apple ][c)
EPROM:
2708C 1Kx8
2716 2Kx8
+5V EPROM 2516 2Kx8
A label say PFEM01 0448 on a unidentified chip ...
profumo cileno chip nero non identificato stile BIOS
(a black chip similar to BIOS chips?!?!?!?)
Photo album generated by
album
from Dave's
MarginalHacks
on Thu Feb 9 09:51:58 2012
