IBM 5280 Distributed Data System - Index of

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Skip if Bits are OFF (lFB OFF)Source:r[il=~=' ==[J=:=:;~4~IJ OFF 7'jstant SKIPObject: I ~5 I I I I1::.---~~I ~~~--+-I~o 8 J 15 23 / 31o 1011 IID Mask constant: A 1-byte constant that specifies the bits to test in the byteat the base displacement address.10 Base address register: The address of the single binary register (BRn), or ofthe rightmost register of a double register (BRn(4)), that contains the baseaddress.II Addressing bit:0= BRn contains a 16-bit base address.1 = BRn(4) contains a 20-bit base address.II Displacement: The number of bytes (hex OO-FF) from the base address wherethe byte to test is stored.The displacement is added to the contents of the base address register, then the onescomplement of the data at the resulting address is tested with the mask constant. Ifany of the test bits are off, the next sequential instruction is skipped.262
Binary Double Register Subtract with a Base Displacement Address (-=)So.urce:Object:l... __ B_6_-,t __;+'--oI!J""11~5 --@""--¥~23~1_1+1-~JDB DD IID Result/factor 1: The address of the binary register that contains factor 1and will contain the result of this instruction.fJ Bit 15:o = Length of factor 2 is 2.1 = Length of factor 2 is 1.D Base address register: The address of the binary register that contains thebase address.II Address bit:0= BRa contains a 16-bit address.1 = BRa(4) contains a 20-bit address of a storage location outside thepartition.II Factor 2 displacement: The number of bytes (hex OO-FF) from the base addresswhere factor 2 is stored.The factor 2 displacement is subtracted from the contents of the base register, thenthe data at the resulting address is logically subtracted from factor 1.Object Code Instruction Format 263
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------------_.-- - - GA21-9353-0S52
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ContentsCHAPTER 1.5280 FUNCTIONS AN
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Binary Double Register Add Immediat
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Chapter 1. 5280 Functions and Stora
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MAIN STORAGEMain storage is divided
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COMMON AREAThe following is a gener
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Device lOB PointersEach device lOB
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Resource Allocation TableThe option
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The first 256 bytes of this area, i
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When a program executing in a backg
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User Defined Error RecoveryWhen a p
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3. Determines the proper attention
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If the compare of options does not
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Magnetic Stripe ReaderThe optional
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COMMUN ICATIONS CONTROLThe communic
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The main microprocessor checks the
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Chapter 2. Main Storage Data AreasT
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Hex Length inDisplace- Bytes {inmen
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Hex Length inDisplace- Bytes (inmen
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COMMON FUNCTIONS AND GLOBAL TABLEST
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Error Recording TablesA system hard
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Error Code Format,.xxx xe Device Id
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e For error codes 1200 and 1201, by
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• Storage overrun: The diskette M
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• Outstanding Status from Printer
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The format of the partition header
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PARTITION AREAThe partition area co
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HexDisplacementLength inBytes (inHe
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Diskette and Printer FormatByteoMea
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70 Positions Remaining in Current R
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HexDisplacement39Length inBytes (in
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HexDisplacement3C3DLength inBytes (
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System Indicaton Within a Partition
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Diskette lOBFollowing is a general
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HexDisplacementLength inBytes (inDe
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HexDisplacementlength inBytes (inHe
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58 System Use Only I Number of Byte
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HexDisplacement63Length inBytes (in
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An object code table instruction co
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The following illustration shows ho
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The following illustration shows ho
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Control Byte GroupContiol (such as
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010 Start of Control String: Contro
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101 Execute Secondary Format: The e
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Field Attributes and Storage Duplic
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Constant Insert Data and PromptsCon
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-------Byte Groups: Repeated for ea
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Edit FlagsThe edit flags specify th
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Second Optional Edit Control ByteTh
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Hex Code05MeaningInsert comma chara
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120This page intentionally left bla
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Ell---------r---00 20 40 60 80 AD C
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The validity table contains 1-byte
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DIACRITIC TABLETho "''''' "" rli",,
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The second and third byte contain t
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SCAN CODE TRANSLATE TABLETI-t._ ,..
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Addressing a Byte Within the Partit
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Addressing a Binary RegisterEach bi
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.4rlrlr,.ccinn thrnllnh ::. ~vct,."
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INSTRUCTION FORMATMnemonic to Op Co
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OpOpMnemonic Code Mnemonic CodeTROF
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Test Format Number (I F fmt)Source:
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Test and Reset Indicator (lFIR In)S
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Decrement Binary Register and Test
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Subroutine CaU (CALL/CALL TB)CALL B
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Subroutine Return or Enable Externa
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Test Decimal Register for Absolute
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Test Decimal Register for Signed Nu
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Deci",@1 Register Subtract (-)Soure
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Decimal Register Copy (=)Source: Ra
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Decimal Register Diyide U}Source: R
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Decimal Registers, Move Partial Con
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Decimal Register lone Modification
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Decimal Register Shift Left Signed
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Decimal Registei Shift Right and Ro
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Formatted Read to Storage (REBF)Sou
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Close a Data Set or Terminate Commu
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Search a Data Set (SEARCH)Source:SE
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ByteContents3-4 Fie!d position in w
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Position Diskette (POSN)[BOE] CURRS
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Search Resource Allocation Table (S
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Load a Partition (LOAD)Source:LOADO
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Exit a Partition (EXIT)Source:IIEXI
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Insert a Record into a Data Set (WR
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Source: INIT (dsn ,BRn)Object:8DIII
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ByteMeaningend The last byte in the
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Wait for 110 Completion (WAIT/lWAIT
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Formatted Write from Registers (WRB
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Diagnostic operations are used for
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Formatted Write to the Screen (WFMC
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The TeTL instructioll perforrns the
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Skip on AND, Exclusive-OR Mask (AND
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Exchange Binary Register Contents
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Convert Binary to EBCDIC (BINHEX)So
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Skip If Not Equal (I FC NOT)Source:
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Search Ordered Table for Higher or
Page 218 and 219: Read Table Entry (T8RO/TBRL)Source:
Page 220 and 221: Search Reverse Ordered Table for Lo
Page 222 and 223: Insert Table Entry (TBIN)Source: TB
Page 224 and 225: Compare Decimal for Not Equal (I F
Page 226 and 227: ea.n,.are Det:imal for Equal (I F R
Page 228 and 229: Compare Decima' Digit5 for Not Equa
Page 230 and 231: Compare Decimal Digits for Equal (I
Page 232 and 233: Compare Binary Ha!f-Register for No
Page 234 and 235: C.ompare Binary Half-Register for E
Page 236 and 237: Compare Binary for Not Equal OF BRn
Page 238 and 239: Compare Binary for Equal (I F BRn E
Page 240 and 241: Load Decimal Register from Base-Dis
Page 242 and 243: Store Decimal Register into Labeled
Page 244 and 245: Binary Subtract Immediate Data (BRn
Page 246 and 247: Binary Double Register Subtract Imm
Page 248 and 249: Binary AND with Immediate Data (BRn
Page 250 and 251: Binary Exclusive OR with Immediate
Page 252 and 253: Store Binary Register Contents (lab
Page 254 and 255: Move Characters (MVC(BRn) I MVC(BRn
Page 256 and 257: Convert Binary to Decima! (Rn = BRn
Page 258 and 259: Translate and Test (TRT)Source:Obje
Page 260 and 261: Binary Divide. Single or Double Reg
Page 262 and 263: Compare Character Strings (CLC)iSou
Page 264 and 265: Set Bits On 'v· .. ith Mask (SETON
Page 266 and 267: Set Bits Off with Mask (SETOFF)Sour
Page 270 and 271: Skip If Bits are On (I FB ON)Source
Page 272 and 273: Insert Constant Into a Base Displac
Page 274 and 275: Skip if Byte Equals Constant (I FB
Page 276 and 277: Duplicate a Character at Base Displ
Page 278 and 279: Replace Field on Screen (REPFLD)Sou
Page 280 and 281: Read Elapsed Time CounterSource: RT
Page 282 and 283: Change Row Attribute (KEYOP)Source:
Page 284 and 285: Accept Keystrokes and Store (KACCPT
Page 286 and 287: Pass EBCDIC to Keyboard (KEYOP)Sour
Page 288 and 289: Request Keyboard Error Mode (KERRST
Page 290 and 291: Sound Buzzer (BUZZ)Source:BuzzII I
Page 292 and 293: Click Keyboard (CLICK)Source:CLICKO
Page 294 and 295: The magnetic stripe data consists o
Page 296 and 297: This operation should be issued onl
Page 298 and 299: Keyboard/Disp!ay Externa! Register
Page 300 and 301: Load KeyboardlDisplay Control Area
Page 302 and 303: Move Characters to Screen (CRTMM)o
Page 304 and 305: Resume Data Entry (RESUME/RESMXT/RE
Page 306 and 307: Enter (ENTR)Source:Object:D Op code
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Page 310 and 311: How to Start the Display IAlter Fun
Page 312 and 313: The following chart shows the optio
Page 314 and 315: Display Main StorageThe display mai
Page 316 and 317: Move Keyboard/Display StorageThis f
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DUMP AND TRACE CONSOLE FUNCTIONSWit
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Trace FunctionThe trace function tr
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Main Storage Disp!ayYou can request
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Byte Bit Meaning if 13 Autu-dup/ski
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In verify mode, for all fields exce
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No character set checking is perfor
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!f the I+- (Field Backspace) key is
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• Di~its Only Ri~ht-Adjust or Num
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• Numeric Field: For a numeric fi
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Katakana Uppershiftkey (SYM SH I FT
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Skip FunctionThe skip function is i
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EBCDIC CHARTS FOR PRINTABLE CHARACT
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• BellFunction: This control char
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The following table shows the chara
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Notes:1. The following table shows
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BitEBCDIC Number Key DescriptionX'O
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•Functions from 2D-3F are handled
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The 69-Key Data Entry Keyboard and
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DecimalPosition73747576DescriptionE
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D!SKETTE HEADER LABEL (HDR1)Diskett
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Decima!Position45DescriptionMultivo
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auto dup: Automatic duplication. (1
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data table: A table defined by the
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input record: A data record that is
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program listing: A computer printou
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verify mode: The mode in which the
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lock lengthdiskette JOB 82printer l
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EBCDIC charts for printable charact
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load parameters 182lock shared tabl
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shift instructionsbinary register 2
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380
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GA21-9353-0Fold and tapePlease do n
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