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Disk Drives:
In the basic version, the external
storage of the
PEOPLE
system
consists of two 51/4" SLIM LINE
floppy disk drives. Each disk
drive has a total formatted
capacity of 640 KB. Control
occurs by means of the Floppy
Disk Controller ;uPD 765A featur
ing DMA operation. A maximum
of two disk drives can be used
simultaneously.
Interfaces:
Module 8251A
IF for RS232C/
CCITT-V24 serial interfacing:
- adjustable 150-9600BPS
- synchronous and asynchronous
operation
- freely programmable
Module 8255A-5
IF for the Cen
tronics Parallel Interface
- two 8-bit wide channels
- freely programmable
Module HD46505SP
IF for CRT
connection
- outputs TTL level
- video signal 1Vp-p level
- attributes: inverse, 4 levels of
intensity, underlining
- 25 lines x 80 characters
- character representation 7 x 1 5
pixels in an 8 x 19 field
- graphic representation 475 x
640 pixels
- character generator of 128
characters
Power Supply Unit:
100V-120V 50-60 Hz, 2A max
220V-240V 50-50 Hz, 1A max
Line input safeguarding 6.3A
Environmental Conditions:
Operating temperature
+ 5°C to +40°C/
+ 41°F to + 104°F
Humidity from 20% to 80%
Storage temperature from
- 22°C to + 47°C/
- 4°F to + 113°F
Fuse protection against electro
static charge 5 kV.
Working Storage:
Basic version 128KB RAM can be
upgraded to 256KB, 384KB or
512KB RAM
CRT Memory:
(2K Byte static RAM) for charac
ters (128K Byte is standard); for
graphics (2 x 128K Bytes are
standard); for graphics color
mode only as an option.
The CRT buffer has a capacity of
8KB. The CRT has a capacity of
128KB. Character mode with map
mode. Combination of coded fast
transmissions for a test represen
tation and point representation.
Options:
Four sockets are mounted within
the main unit to accept optional
printed circuit boards.
5V4" Winchester disk drive
controller
SASI-compatible IF-board
GPIB IF-board
RS-232C IF-board (2 channel)
A
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Summary of Contents for People
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