Programming the IBM 1401: A Self-instructional Programmed Manual |
Common terms and phrases
alphabetic assembly program B-bit B-Field Branch back CHAR CLEAR PRINT AREA CLEAR STORAGE CODING Instruc Columns cont'd correct solutions Count Label COUNTER d-modifier data field data stored digit modifier erased ERROR EXAMPLES execution flow chart high-order position Input Card instruction causes LABEL OPERATION Lesson LINE COUNT low-order digit machine language magnetic magnetic tape manager's card memory address memory positions minus monic NOTES AND ANSWERS number of digits numeric bits Op Code OPERAND operation code overflow positions 001 PRINT A LINE print position PROBLEMS PUNCH A CARD punch area Read a card read area reel result sequence SET W/M'S SET WORD MARKS STACKER SELECT Stock Number STOP storage areas storage positions struction SUB-ROUTINE SUBTRACT tape mark tape unit TEST tion triggers WREG WRITE TAPE X X X X X X This instruction XXX XXX ZERO AND ADD ZERO SUPPRESS zone bits ΣΙ Ор