Nov 26, 2023 · The card reader had separate modes, EBCDIC and card image. The latter is 'just bits'. I imagine the table you reference is how to type binary data on a keyboard-operated …

Mar 10, 2020 · Binary decks would be punched by compilers and loaders, and read in for exexcution. This Wikipedia article on the IBM 711 card reader describes the read-by-rows …

Sep 1, 2018 · @traal Erm. It's less about non computer, but rather non binary/machien handled. Pianos and Kniting Machines punched card (loops) are simple binary (note or no note, thread …

Jan 16, 2019 · Fundamentally the card is just an 80x12 array of bits (punch = 1, no punch = 0) and it's up to the system reading the card to interpret them. For example, the IBM 701 could …

Sep 9, 2020 · There was an alternative coding system called "column binary" where the 24 holes in two columns were a direct binary representation of three 8-bit bytes. This was used for …

Oct 14, 2020 · The holes in a classic card are arranged in 80 columns and 12 rows. 80 x 12 = 960, so the most amount of information that possibly could be stored on one card is 960 bits, …

In a batch programming system developed in the late 1960s - early 1970s at the Joint Institute for Nuclear Research in the city of Dubna near Moscow, it was possible to dump object files to …

Dec 23, 2019 · Apple didn't supply Integer BASIC to be loaded into Language Card with DOS 3.1 or 3.2, but if an otherwise obtained ROM image was loaded (by user interaction or program) …

Apr 11, 2021 · Some computers (IBM 1401, IBM 360/370) came with card readers but no paper tape reader or terminal. OTOH, I've watched a friend compile his OS on the mainframe, output …

Hollerith code or "Binary Coded Decimal Interchange Code" as it was called in the 60s by ASA's X4 committee(*3), is a synonym for all kinds of punch card encoding. Something that varied a …