(Fwd) IBM 1401

--- Sellam Ismail <foo(a)siconic.com> wrote: The text book is... Wanous, Wanous and Hughes, "Introduction to Automated Data Processing", 1968, South-Western Publishing Company, Cincinnati, OH. I've found assignments on setting up the IBM 402 tabulator, and coding forms for the IBM 1240/1401/1420/1440/1460, among other interesting goodies. The homework kit contains large fold-out charts of punch card design sheets, 402 tabulator layout diagrams, sample punch cards and time cards for assignments, etc. What I was trying to remember is that this course specifically covers the "1401 Symbolic Programming System" _and_ IBM 1401 machine language. E.g... Machine Language Instructions Instruction Operation A Address B Address d-Char Comments Address Code 0378 1 READ A CARD 0379 M 0009 0230 MOVE CHARACTER 0388 M 0029 0250 MOVE CHARACTER 0397 2 WRITE A LINE 0398 / 0378 0299 CLEAR AND BRANCH ... vs... SPS Instructions Label Operation A Operand B Operand d-Char Comments REPEAT R READ A CARD MCW 0009 0230 MOVE CHAR MCW 0029 0250 MOVE CHAR W WRITE A LINE CS REPEAT 0299 CLEAR AND BRANCH (from page 183) -ethan __________________________________________________ Do You Yahoo!? Yahoo! Sports - live college hoops coverage http://sports.yahoo.com/