Charles Bothner

Location: New Jersey

Articles (6)

TitleAuthor(s)PublicationDate
CPYPRT – Program to print screens to 24-pin printers
This is an assembly language program to copy T/S 2068 screens to an EPSON compatible 24 pin printer. The program...
Update MagazineJanuary 1994
Extra Memory
A TS-2068 that has twenty times the maximum capacity of a IBM XT! Do pictures and proof schematics lie? An...
Update MagazineJuly 1988
Extra Memory
Discussion about using extra RAM in HOME and DOCK banks; errors in the EXROM that affect extended memory usage.
Update MagazineOctober 1988
Pallet
After reading your article on “TS2068 Video Bells and Whistles” in the October, 1992 issue of UPDATE, I decided to...
Charles BothnerUpdate MagazineApril 1993
TS-2068 with Unlimited RAM capability
Schematics and machine code to expand the 2068 RAM with port buffer, clock/calendar, 56K or 64K, expansion bank controller and...
Update MagazineJuly 1988
Using BASIC String/Arrays in Machine Code Programs
I looked over your letter concerning the use of BASIC variables and arrays inside machine code programs. You said that...
Charles BothnerUpdate MagazineApril 1990

User Groups (1)

TitleLocationFounded
UPDATE subscribers
Subscribers to UPDATE Magazine, Bill Jones’s newsletter, from his mail-merge subscriber list (the same names are on his Daisy/Hybiscus customer...