Operation Codes

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# Operation Codes

The following table lists hexadecimal operation codes that appear in the output display of the Com-plete DISPLAY and DTASKS commands:

Command | Code | Meaning
--- | --- | ---
WRT | 00 | Write data to terminal
WRTT | 01 | Write text to terminal
WRTS | 02 | Special terminal write
WRTSE | 03 | Special terminal write with erase
WRTM | 06 | Map write
READB | 07 | Read buffer
WRTSF | 08 | Write structured field
READ | 10 | Read terminal
READR | 11 | Read terminal with reset
READS | 12 | Special terminal read
READSR | 13 | Special terminal read with reset
READM | 16 | Map read
READMR | 17 | Map read with reset
MESGSW | 20 | Message switch
PSOPEN | 21 | Open printout spool data set
PSPUT | 22 | Put line to printout spool data set
PSCLOS | 23 | Close printout spool data set
TFGET | 30 | File I/O GET function
TFPUT | 31 | File I/O PUT function
TFGETU | 32 | File I/O GET for update function
TFPUTU | 33 | File I/O PUT for update function
TFENQ | 34 | File I/O enqueue
TFDEQ | 35 | File I/O dequeue
SDCLOS | 3F | Close SD file
SDOPEN | 40 | Open SD file
SDDEL | 43 | Delete SD file
PWRT | 45 | Write data page
POPEN | 44 | Open paging file
SDWRT | 41 | Write SD file
SDREAD | 42 | Read SD file
PWRTT | 46 | Write text page
PWRTS | 47 | Write special page
PWRTSE | 48 | Write special page with erase
PREAD | 49 | Read page
PLIMIT | 4A | Set page high and current for queue page file
CAPTUR | 4B | Capture a record
EOJ | 4C | End of job
GETCHR | 4D | Obtain terminal characteristics
LOAD | 4E | Load a phase
LOADT | 4F | Load a phase and transfer control to it
FETCH | 50 | Fetch a phase
ABEND | 51 | Abend a phase
SNAP | 52 | Take a thread dump
VSOPEN | 54 | VSAM Open
VSCLOS | 55 | VSAM Close
GETDSN | 56 | Get VSAM dataset name
RSRGET | 57 | Get resource
RSRFRE | 58 | Free resource
WTO | 59 | Write to operator console/log
SETEID | 5A | SETEID operation
RJE | 5B | RJE operation
LEPIPI | 5C | Call LE via LEPIPI
SECURE | 5D | Security validation
ABEXIT | 5F | Set/Delete Abend exit
COMSEC | 60 | Com-plete Security
STACK | 61 | STACK function
MODIFY | 62 | MODIFY function
FLIP | 63 | Change stack level
CPUTIME | 7B | Get CPUtime used
DATE | 7C | Get date
JDATE | 7D | Get Julian date
TIME | 7E | Get time
GETMAD | 7F | Get monitor addresses
CMWAIT | 80 | Wait for ECB
CMPOST | 81 | Post ECB
ROLOUT | 82 | Rollout
TESTAT | 83 | Test attention
ATTACH | 85 | ATTACH program
ADABAS | 86 | Adabas call
USER1 | 87 | Customer specific call
USER2 | 88 | Customer specific call
COLINK | 89 | Com-plete LINK operation
COXCTL | 8A | Com-plete XCTL operation
COLOAD | 8B | Com-plete LOAD operation
CODEL | 8C | Com-plete DELETE operation
GETMAIN | 8D | Com-plete GETMAIN operation
FREEMAIN | 8E | Com-plete FREEMAIN operation
SCHED | 8F | Schedule program
EXIT | 90 | Leave program with COEXIT
NBPM | 92 | Natural buffer pool manager
GRAPHICS | 93 | GRAPHICS setup
COMSTOR | 94 | Common storage processing
ROLEVT | 95 | Roll-for-event processing
SERVER | 96 | Get info from server