Specifications, 1. specification of the main unit (model 35xx) – Sharp MZ-3500 User Manual
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M 7 3500
1. SPECIFICATIONS
1-1. Specification of the main unit (Model 35XX)
Outline
1) High speed processing using multi-CPU
2) Built in mini floppy disk
3) Built in printer interface and RS232C serial interface
4) Connection of up to two video displa\ »nits ^separate graphic display or overlaid display possible on two individual color
monitor units)
5) Permits the use of standard CP/M
Model 3530 incluse a single double-side, double density mini floppy
disk and 64 KB RAM.
Model MZ3540 has two double-side, density mini floppy disks and
64 KB RAM.
Model 3531 includes a single double side,
double density mini floppy disk and 128 KB
Model 3541 has two double side, double
density mini floppy disks, and 128 K6
CPU
Multi-CPU processing
Z80A microprocessor x 2
ROM
IPL
8K Byte ROM
C, G
8K Byte ROM
For main CPU
64K Bit ORAM
X
16 chips or 8 chips
MEMORY
RAM
For subCPU
16K Bit SRAM X 4 chips
Shared RAM
16K Bit SRAM
X
1 chip
VIDEO
RAM
16KB'tSRAMx 1 chip
4K Bit SRAM
X
2 chips
LSI
Memory mapper
TH
SP6102R001
Custom LSI
Screen controller
CSP-1
CSP 2
SP6102C002
SP6102C003
GDC
CRT controller
*iPD7220
I/O
FDC
Floppy disk controller
pPD765
PIO
Parallel I/O port
8255
SIO
Serial I/O port
8251
TIMER
Counter
8253
CLOCK
Clock
pPD1990AC
Screen structure 80 characters x 25 lines, 80 x 20, 40 x 25, or 40 x 20
Elements
8 X 16,8x8
DISPLAY
Attribute
Reverse, blink, line (horizontal, vertical)
Colors
8 colors on each character and background color
l/F
2 channels (applicable CRT 640 x 400, 640 x 200, B/W or color)
MZ353X
One double-side,
double density
floppy disk
256 bytes/sector, 16 sectors/track, 80 tracks/disk
MZ354X
Two double-side,
double density
floppy disks
Built-in interface for optional MFD
Light pen
Other l/F
Keyboard
Dedicated keyboard
Printer
Centronics interface
RS232C
No protocol, asynchronus mode. 110 to 9600 bps, half-duplex
Other
functions
Speaker (500mW) Battery backup clock
HALT SW
Speaker volume control
BASIC
High class compatible with PC3200 BASIC, supplemented and graphic
control commands
FDOS
Expanded RS232C, GPIB, and GPIO
Software
Utilities
BACKUP, INIT, COPY, DEBUG, KILLALL
CP/M
Basic CP/M
Expanded CP/M
Accessories
Intstruction Manual
master floppy disk
povver cord
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