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Article View: comp.sys.m68k.pc
Article #261

Re: PT-68K: where can I get info about it?

#261
From: Mark Shepard
Date: Sat, 10 Feb 1990 20:15
62 lines
2918 bytes
In article <2124@bnr-rsc.UUCP> mwnorman@bcarh332.bnr.ca (Michael Norman) writes:
>
>I've been following this group and I am interested in building
>my own 68k-based system.  Some people have mentioned the PT-68K.
>What is it, where is it, how much is it? etc ...

Quoting (more or less) from a recent catalog:

	Processor	68000
	Clock speed	8MHz (10 or 12.5 optional)
	DRAM		512 or 1024k (no wait states)
	SRAM		4k (optional battery backup)
	EPROM		32, 64, or 128k
	ROM monitor	HUMBUG (tm) included
	Serial ports	4 (using two MC68681 DUARTs)
	Parallel ports	2 (using MC68230), usable for printer
	Floppy int'f	on motherboard
	 # of drives	1 to 4
	 tracks		35 to 80
	 sides/density	single or double
	 disk capacity	to 720k per drive
	clock/calendar	on board (with battery)
	Interrupt timer	2 (I'm not sure what they mean by this)
	Expansion	6 PC/XT compatible IO connectors

"The unique feature of the PT68K-2 is that is it designed to be 
physically and electrically compatible with an 'XT-style' motherboard..."

"Complete systems mount in an XT-sized 'baby-AT' sytle cabinet with a 150-watt
switching power supply..."

"The system is operated from an external full-sized keyboard and video display.
You may use an RS-232C terminal... Alternatively, you may use an IBM XT/AT-
compatible keyboard and either a monochrome or CGA video display board and
compatible monitor (plugged into the expansion connectors on the system
board)."

"A floppy interface is mounted on the system board, or an inexpensive
external hard disk controller may be used.  The PT68K-2 supports the 
PC/XT-compatible Western Digital MFM controller card such as the
WD1002-WX2 or WD1002-GEN, which will plug into one of the
IBM-compatible io slots.  Any ST506- or ST412 compatible hard drive up to
64 megabytes can be used;..."

The following is from an article in Micro-Cornicopia magazine, Nov-Dec 1988:

	Partial Kit (w/o DRAM, floppy, DUART, or clock)		$200
	Full Key (SK*DOS, 10MHz, 512k DRAM, 2 serial)		$575
	Assembled (SK*DOS, 10MHz, 1Meg 4 serial)		$849
	"	"	   12MHz	" 			$899

Mfr		Peripheral Tecknology, Inc.
		1480 Terrell Mill Rd., Suite 870
		Marietta, GA  30067
		(404) 984-0742

--------
Hopefully all of this info is more or less correct :-)

	Mark Shepard
	shepard@cs.orst.edu  || ...!hplabs!hp-pcd!orstcs!shepard
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From: shepard@UMBER.CS.ORST.EDU (Mark Shepard)
Newsgroups: comp.sys.m68k.pc
Subject: Re: PT-68K: where can I get info about it?
Message-ID: <15707@orstcs.CS.ORST.EDU>
Date: 10 Feb 90 20:15:48 GMT
References: <2124@bnr-rsc.UUCP>
Sender: mwm@ucbvax.BERKELEY.EDU
Reply-To: shepard@umber.cs.orst.edu (Mark Shepard)
Organization: Oregon State University--Electrical & Computer Engineering
Lines: 62
Approved: info-68k@ucbvax.berkeley.edu