IBM 360 Operating Manual Download

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Summary of Contents for 360

Page 1: ...ence publication describes operator procedures for the IBM 2030 Processing Unit and the IBM 1052 Printer Keyboard attached to the IBM 8ystem 360 Model 30 For additional information for operation of th...

Page 2: ...contained in this publication will be reported in subsequent revisions or Technical Newsletters Copies of this and other IBM publications can be obtained through IBM Branch Offices This manual has bee...

Page 3: ...20 Store Information into Storage 20 Single Instruction Processing 24 Single Cycle Display and Store Operations 24 Processing a Program Section 25 Starting at a Specific Instruction Set IC Procedure 2...

Page 4: ...Figure 1 IBM System 360 Model 30 with IBM 1052 Printer Keyboard 4...

Page 5: ...as described in IBM System 360 Principles of Opera tion Form A22 6821 The operator controls needed for normal program processing turning power on and off and loading and starting a program are contai...

Page 6: ...e I O units are sequenced ON one by one If power cannot be brought up for a unit further power on sequencing is interrupted console Power On light remains off until corrective action is taken for that...

Page 7: ...T OUT OUT OUT MPX HAN L TA MPX HANNEL BUS Ol REGI TER 0 AD STAT SUV CMNO IUV SU 1 8 IN IN OUT OUT OUI OUT OUT 3 MAIN2T RAGE ADDRESS RE ISTER I MAIN I 1 I I 8 I STOR I 1 AUX 7 7 STOR MAIN S ORAY DATA R...

Page 8: ...ht is on the CPU clock is running but no instruction processing occurs If an interruption occurs processing is initiated as required by the program 8 Test Indicator The Test light is on whenever the A...

Page 9: ...s register and to the compare match circuits Switches F G H and J are used to set up an instruction address a ROS address a load unit address or enter manual data into the system These four switches a...

Page 10: ...is detected in the CPU or I O channels Several courses of action are allowed as follows 10 Diagnostic Position In this mode system control in case of an error is under control of a special microprogra...

Page 11: ...e CPU clock is turned off at the end of the ROS cycle in progress and the system stops Early ROAR Stop Position With this setting processing proceeds until the contents of the ROAR match the address s...

Page 12: ...rt see Current Program Status Word Selection section ROAR Reset Key This key is used to manually alter the ROAR address WX registers from the contents of switches F G H and J The ROAR Reset key is act...

Page 13: ...t changed Store Key This key causes the hexadecimal byte specified by switches Hand J to be entered into the area selected by the Display Storage Selection dial switch E If a register is selected by s...

Page 14: ...tion of a latch or signal line When a latch is set or a signal is on its associated lamp is lighted In cases where the position of a bit in a field is important the numerals 0 1 2 3 etc are lighted bu...

Page 15: ...operation but not the corresponding write operation When this indicator is on manual dis play and store operations of main or auxiliary storage are not possible 1050 INTV This indicator is turned on w...

Page 16: ...egister contents and the A register J register contents 16 Main Storage Data Register MSDR Display For CPU or multiplexor channel operations these indicators display information being transferred to o...

Page 17: ...us out SUPP OUT The suppress out SUPP OUT light indicates that status and data transfers are sup pressed that command control chaining is in progress or that a malfunction selective reset is being eff...

Page 18: ...e source and destination during a single ROS cycle 18 CK This field provides a source of data and con trol bits that is generates constants CM CU These two fields control storage opera tion They deter...

Page 19: ...y when its ready light is on SYSTEM OPERATIONS Tape I O Unit Preparation When a magnetic tape unit is being used to load the problem program Open the tape unit door for access to the tape reels and re...

Page 20: ...stem stops the allow wrIte indi cator is off and the manual light is on 20 3 Set the rotary display storage select switch switch E to the MS or AS position depending upon whether Main Storage or Auxil...

Page 21: ...in the main storage data register indicators on the 2030 console The address at which the dis played byte is stored is displayed in the main storage address register indicators see Part 2 of Figure 3...

Page 22: ...gis ter is specified by switch D bytes 0 through 3 by switch poSitions 0 through 3 Floating Point Register Special Feature Selection Floating point registers 0 2 4 and 6 are se lected by setting switc...

Page 23: ...us Byte Bit o 1 2 3 4 5 6 7 Function Not Dsed Channel Data Check in 2030 Channel Control Check Interface Control Check First Status Received Status Next Incorrect Length Program Check Protection Check...

Page 24: ...mode as contrasted with normal instruction processing That is an I O interruption indicating completion of an I O operation for a relatively slow I O unit may occur before the start key is pressed fo...

Page 25: ...URE 1 Press the Stop key 2 Set the desired instruction address in switches F G H and J 3 Press the Set IC key 4 Press the Start key Note If an invalid address is entered a machine error will occur The...

Page 26: ...I Two Status Selector Channel Two Tags HUV contains storage address for data for selector channel two HCD con tains the current byte count for selector channel two Where Displayed A register also the...

Page 27: ...med to enter wait state if it cannot proceed because data is unavailable from an I O unit card reader out of cards If an IBl l 1052 Printer Keyboard is used the program can be written to type out mess...

Page 28: ...nts of a specified block of main storage The character set in switch Hand J is loaded into all locations 28 starting at the address initially set in switches F G H and J and ending with the location a...

Page 29: ...es are not controlled and not sent or received by the 2030 The local 1050 I O devices not being used in the data communications link can however be operated on line with the 2030 This operation can oc...

Page 30: ...IBM 1052 Printer Keyboard but it does not provide the c lpability for adding more 1050 I O devices or features that require switches The 1052 Model 6 can be obtained only on an as available basis See...

Page 31: ...SEND ON SENSE ON PROGRAM NO END ON ON REC REC OFF OFF OFF DIAl OFF HOME HOME HOME HOME OFF HOME OFF OFF BKSP DUP AUTO DISC OFF 11 I IIIII II II I II 1111 I11111 11111 III1111111 II II I1111 I11111 III...

Page 32: ...ON ON ON ON ON ON OFF OFF OFF OFF OFF OFF OFF BKSP DUP AUTO 11111111 III I I I I I 111111 II I 1111 I 111111II I I 1111111 III I I II II I 111111 III I II II II 1111 1111 I IIIIIIIJI 10 15 20 25 30 3...

Page 33: ...11111 11111111111111 II 1111 11111111111111 II111111111111111111 dIII 1 11 111111111 III 111111111 11111111 o 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 DO OJ...

Page 34: ...III 111111 III I III III IIII III 1 I I till 1111111 11111111III JlIIIIIItil II I III 1111111111 I o 5 10 IS 20 25 30 3S 40 45 SO S5 60 6S 70 7S 80 as 90 9S 100 lOS 110 115 120 12S 130 DO 00 1 0 0 P...

Page 35: ...d in the 1051 attachment The 1051 attachment holds this attention status until the 1051 attachment becomes available at which time an attention interrupt is initiated in the CPU Proceed Light The proc...

Page 36: ...accepted into the unit status register 36 I O Assignment Switches The I O assignment switches transfer the various 1050 I O devices to the desired 1050 loop or they disconnect them from the 1050 comp...

Page 37: ...ng edge of the card feeds far enough to generate the stop 11 At the end of the operation the proceed light turns off The keyboard is locked and an automatic carrier return and line feed is attempted t...

Page 38: ...and all 1050 output devices are deselected Carrier Return When operating on line if the carrier reaches the right margin without a carrier return signal from 38 the program the carrier returns automat...

Page 39: ...lished The attachment and 1050 remain busy until the normal end of media is reached at which time device end and an interrupt condition are established Any chaining flags are turned off An automatic c...

Page 40: ...I 3 2 I 4 4 I 4 2 5 4 I 4 2 I 6 4 2 8 7 4 2 I 8 I 8 8 8 2 9 8 I II 8 2 I 0 8 2 PF Punch Off B A 8 4 PF Punch Off B A 8 4 HT Harizontal Tab B A 8 4 I HT Horizontal Tab B A 8 4 I LC Lower Case B A 8 4 2...

Page 41: ...EXTENDED BINARY CODED DECIMAL INTERCHANGE CODE EBCDIC Figure 14 shows bit positions bit patterns card punch patterns graphic characters and control characters for EBCDIC 41...

Page 42: ...12 0 9 8 1 No Punches 0 12 11 9 8 1 0 12 11 0 9 8 1 0 11 8 12 11 0 9 8 1 12 11 0 I Bit Positions 0 1 Bit Positions 2 3 CII c u c a 0 c CII c u c a 0 C 0 11 c cs a 0 0 0 C a 0 12 0 11 0 0 8 2 0 Figure...

Page 43: ...han Sign Semicolon Colon Left Parenthesis Logical NOT I Number Sign Plus Sign Minus Sign Hyphen At Sign I Vertical Bar Logical OR Slash Prime Apostrophe Ampersand Comma Equal Sign Exclamation Point Pe...

Page 44: ...is on Instructions are not executed and interruptions are not honored Mask A tool used by the programmer either to allow or inhibit certain interruptions Microprogram A sequence of control operations...

Page 45: ...utput operations Coordinates system resources Maintains the flow of operations through the CPU Acts in response to requirements for altering or interrupting the flow of operations Supervisor State All...

Page 46: ...rom Storage 20 Display Key 13 Display Operation 24 Display Read Write Storage 27 Displays 14 Display Storage Selection Dial 9 Early ROAR Stop Address Compare Switch 11 EBCDIC 41 46 Emergency Pull Swit...

Page 47: ...ROAR Restart Storage Bypass Address Compare Switch 11 ROAR Stop Address Compare Switch 11 ROAR SYNC Address Compare Switch 11 ROS Control Switch 12 ROS Scan ROS Control Switch 12 Rotary Switches F G H...

Page 48: ...nal Business Machines Corporation Data Processing Division 112 East Post Road White Plains N Y 10S01 USA Only IBM World Trade Corporation 821 United Nations Plaza New York New York 10017 International...

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