Today there will be a story about another interesting copy from my collection - an Italian computer, which is much like its domestic counterpart , but also differs in many ways from it.
Olivetti Prodest PC 1 (Olivetti PC 1HD) – IBM-PC , 1988 . , . , - .
:
:
-
3,5 -
, DB-9 ( COM-)
RS-232 DB-25
DB-25
DB-9 CGA
DIN 8 RGB-/
, .
IDE.
(). 1 2 8- ISA
:
:
: NEC V40 ( Intel 8088), 16 – , 4,77 / 8 MHz. Turbo, . - .
: 16 BIOS , 0xFC000 ( 0xF0000, 0xF4000 0xF8000). - .
: 512 640 . - .
VRAM: 16 CGA - ( - YAMAHA ), :
320×200 4
40×25
640×200 2
80×25.
: ( , , ).
:
3,5 720 ;
.
82- 10 .
MS-DOS.
«» ( «») , 39 x 31 x 9 . , -1502. . - ( , ). . , . , , DB-25 , DB-25 RS-232, 9- , , 9- CGA.
, , COM- . , , Amstrad Mouse. ENA (pin 9) , , Atari. , COM- RS-232.
, :
NEC V40 — 16- , NEC 1984 . 29000 Intel 8088 ( , ), 8 12 , CMOS. , 8088, 30% . , 8088 . Intel 8080, , Intel 8080. BRKEM, RETEM CALLN. , 8251 ( ), 8253 () 8255 ( ). .
. 256K x 4 (1 ). 512 4 . 640 , , ( ) 512 . , 128 ( 512 640 ). «» . . , . , ( VGA).
. . , (5-). . «» 3,5 , 5-, , .
, HD, . . , «». , , . . .
. . - IDE, : 8- IDE ( 8- ). , IDE , ( :) ), AT/XT. , , , . , , , , , . 2 32 , ). CD-ROM, . 5 , 12 .
V6355D-J 16 4. IBM-PC, CGA, .
SCART . . DIN8 SCART. DIN8, . DIN5, . , .
.
. , , DMA, , , . . - - 1 2 .
, , . , . , Volkov Commander'a.
-, . - , , . D - .
. , . , - CGA.
Block Out.
, , . , , "Hello, World!!!" Quick C 2.0.
. EXE-.
CheckIt. .
, 1,75 IBM PC-XT. , , NEC V40 -.
-1502.
IBM PC-XT. :
- 1,5 - 2 IBM PC-XT. ?
25% IBM PC-XT, 5% . , , , . , .
, . , , , . , . (1988 ) 3,5- , . , - 3,5 IDE. . , . - , , , . IBM-PC AT.
Well, here's how and everything I wanted to tell you. Please write your comments and suggestions in the comments.