jchapman@watcgl.UUCP (john chapman) (05/13/85)
S100 - IEEE/696 boards for sale
Tarbell double density disk controller
- up to 1.2 mbytes (formatted) per drive
- data transfer can be either DMA or PIO (programmed
I/O, i.e. you read the data from a port a byte at a
time)
- full IEEE/696 compliance
- controls up to four drives
- CPM and/or BIOS available from manufacturer
- can provide MS-DOS device driver listing (or
source file if you send disk) on request
- currently selling for $419.00 (see Byte)
Lomas ram board
- populated with 256k of 150ns rams
- 8/16 bit transfers, full 24 bit addressing
- requires 1.5 amps @ +5
- on board parity generation and error detection
- uses Intel 8203 LSI ram controller
- may be configured to accept phantom
- all ram chips fully socketed
- was $395.00 last Aug (see Byte for more specs)
Asking $300.00 for each of the above, or $500
for both; I'll pay for 1st class airmail.
Also
TDL Z80 S100 cpu with 2mhz -> 4mhz continuously
adjustable clock. Asking $50.00 .
All the above prices are in U.S. dollars so multiply
by whatever the current rate is :-).
I am open to (reasonable) offers on the above boards.
for more information:
John Chapman
Computing Science Dept.
University of Waterloo
Waterloo, Ontario
N2L 3G1
or John Chapman
RR 4
Mount Forest, Ontario
N0G 2L0
or ....!watmath!watcgl!jchapman
or (519) 323-4977
(>7pm EST weekdays, all day Sat&Sun)