IBM System/7 Functional Characteristics - All about the IBM 1130 ...

line disconnection under program control, ACCA 7-3line printer, 5024 17-18I/O transfer block 17-19initiate I/0 17-18interrupt presentation 17-28operating and programming restrictions 17-28status buffer 17-23switches and indicators 17-28line spacing, 5028 printer 9-2line width, 5028 printer 9-2load (LD) light 5-5load accuniulator instruction A-12, 4-8load and store instructions 4-8execution time 4-3load accumulator 4-8load and zero 4-9load immediate 4-10load index long 4-11store accumulator 4-12store index 4-13load and zero instruction A-13, 4-9load from register instruction A-13, 4-42load immediate instruction A-14, 4-10load index long instruction A-14, 4-11load next sector ID command, disk 15-16load processor status instruction A-15, 4-44load state 2-5load unit address switches 5-6, 9-5, 15-9loading factor, processor 15-8local switch, operator station 9-5logical instructions 4-20AND 4-20AND register 4-22exclusive OR 4-21exclusive OR register 4-23execution time 4-3OR 4-20OR register 4-22long-format instruction 4-5, 4-6, 4-7loop, 2790 transmission 13-26, 14-13LPS (load processor status) instruction 4-44LPS (load processor status) isntruction A-15LR (load from register) instruction A-13, 4-42LS PTY (local store parity) light 5-3LXL (load index long) instruction A-14, 4-11LZ (load and zero) instruction A-13, 4-9machine check interruption 3-9, 3-10machine error stops (see CHECK CONTROL switch andRATE CONTROL switch)machine registers 2-9machine status, level switching 3-3MAIN STORAGE DISPLAY key 5-9manual wait state 2-5mask, summary 2-11, 3-5, 3-9, 3-12, 4-36, 4-50mask register, interruptionfunction 2-11, 3-5instructions 4-49AND to mask 4-49OR to mask 4-49sense level and mask 4-50MCK (machine check) indicator lights 5-3miscellaneous indicators 5-5miscellaneous machine registers 2-12mnemonic symbols, System/7 instructions 4-2, 4-3mode, ACCA 7-7mode, BSCA 8-4modems, IBM World Trade 7-3, 8-2, 8-3modifier field, execute I/O instruction 4-55modifier field, I/O control command, 1130 16-4module, introductioninput/output 1-4module, introduction (continued)processor 1-2sensor-based 1-45012 multifunction 1-45013 digital I/0 1-45014 analog input 1-45022 disk storage 1-4module address, ACCA 7-4module address, BSCA 8-5module address, disk 15-10module address, interval timers 6-2module address, multifunction moduleanalog input control model B 13-5analog input control model C 13-10analog output 13-23digital input 13-16digital output 13-212790 Control 13-39module address, operator station 9-6module address, processor instructionaddress assignment 4-55, 4-56module identification word 4-62, 4-63set interrupt command 4-58module address, 5014 Model B1 10-2module address, 5014 Model CI 11-2module address, 5014 Model DI 12-2module device address summary 13-4module identification (ID) word 4-62, 4-63monolithic storage 1-2motor control, caution 9-7motor-delay, turn on motor command 9-7motor-off switch, operator station 9-4multifunction module model Al (5012)analog input control, functional descriptionmodel B 13-2, 13-4model C 13-2, 13-9analog output 13-3, 13-23digital input 13-2, 13-15digital output 13-2, 13-21introduction 1-4, 13-22790 Control 13-3, 13-25multiple character transmissions, ACCA 7-8multiplexeranalog input control model B 134analog input control model C 13-9multiplexer addressmultifunction moduleModel B 13-6Model C 13-115014 Model B1 10-35014 Model Cl 11-35014 Model Dl 12-3multiplexer usage during repetitive operations 11-6multirange amplifier, 5012 Multifunction Moduleanalog input control model B 13-4analog input control model C 13-9multirange amplifier, 5014 Model BI 10-2multirange amplifier, 5014 Model CI 11-2multirange amplifier, 5014 Model DI 12-2N (AND) instruction A4, 4-20negative displacement 4-7negative numbers 2-8negative result indicator 2-13NM (AND to mask) instruction A-5, 4-49no-operation (no op) instruction (see branch instruction)normal condition interruption 3-9NR (AND register) instruction A-5, 4-22numbers, negative and positive 2-8numeric data formats, arithmetic operations 2-8Index X-9