Sharp MZ-3500 service manual Memory, Video, Csp, Timer, Clock, Display, Halt SW, Basic, Fdos

M 7 3500

1. SPECIFICATIONS

1-1. Specification of the main unit (Model 35XX)

	1) High speed processing usingmulti-CPL'
	2) Built in mini floppy disk
Outline	3) Built in printer interface and RS232C Aerial interface
	4) Connection of up to two video displa, mitt (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			Model 3531 includes a single double side,
	disk and 64 KB RAM.			double density mini floppy disk and 128 KB
	Model MZ3540 hastwo double-side, density mini floppy disks and			Model 3541 hastwo double side, double
	64 KB RAM.			density mini floppy disks, and 128 KB
	CPU	Multi-CPU processing		Z80A microprocessor x 2
		ROM	IPL	8K Byte ROM
			C, G	8K Byte ROM
			For main CPU	64K Bit DRAM x 16 chips or 8 chips
	MEMORY	RAM	For sub-CPU	16K Bit SRAM x		4 chips
			Shared RAM	16K Bit SRAM x		1 chip
			VIDEO	16K B't SRAM x		1 chip
			RAM	4K Bit SRAM x		2 chips
	LSI		Memory mapper	TH	SP6102R001
		Custom LSI	Screen controller	CSP-1	SP6102C002
				CSP 2	SP6102C003
		GDC	CRT controller	MPD7220
	I/O	FDC	Floppy disk controller	pPD765
		PIO	Parallel I/O port	8255
		SIO	Serial I/O port	8251
		TIMER	Counter	8253
		CLOCK	Clock	/iPD1990AC
		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
		I/F	2 channels (applicable CRT 640 x 400, 640 x 200, B/W or color)
		One double-side,
	MZ353X	double density	256 bytes/sector, 16 sectors/track, 80 tracks/disk
	MFD	floppy disk
		Two double-side,
	MZ354X	double density	Built-in interface for optional MFD
		floppy disks

Light pen

Other I/F

Other functions

Software

Keyboard	Dedicated keyboard
Printer	Centronics interface
RS232C	No protocol, asynchronus mode, 110 to 9600 bps, half-duplex
Speaker (500mW)		Battery backup clock	HALT SW	Speaker volume control
		High class compatible with PC3200 BASIC, supplemented and graphic
	BASIC	control commands
FDOS		Expanded RS232C, GPIB, and GPIO
	Utilities	BACKUP, INIT, COPY, DEBUG, KILLALL

Basic CP/M

CP/M Expanded CP/M

Intstruction Manual

Accessories master floppy disk power cord