---- HELP FILE ON USING TVEDIT ----

           THIS HELP FILE PROVIDES INFORMATION NESSARY FOR
       CREATING AND EDITING A FILE ON THE PDP-8 USING THE TV
       SCREEN EDITOR TVEDIT. IT DESCRIBES THE OS/8 COMMANDS TO
       RUN TVEDIT, THE FORMAT FOR SPECIFYING INPUT & OUTPUT
       FILES, AND THE COMMANDS THAT ARE AVAILABLE WITHIN THE
       EDITOR FOR CHANGING TEXT.

    -- TO OBTAIN A COPY OF THIS HELP FILE TYPE:
            .TYPE TVEDIT.HL (CR)   (THE . IS SUPPLIED BY OS/8)
                                   (NOTE: (CR)=CARRIAGE RETURN)

    -- KEYBOARD MONITOR CALL:  (TO RUN THE TV EDITOR)
            .R TVEDIT (CR)

    -- COMMAND DECODER CALLS:  (TO SPECIFY INPUT & OUTPUT FILES)

            GENERAL FORMAT:
                *DEV:OUTPUT.1<DEV:INPUT.1,...DEV:INPUT.9 (CR)

            CREATING A FILE:
                *DTA1:FILENA.PA< (CR)    NOTE: DTA1=DEC.TAPE#1

            READING A FILE:
                *<DSK:FILENA.PA  (CR)    NOTE: DSK=DISK

            MODIFYING A FILE:
                *DTA0:FILEN1.PA<DTA1:FILEN2.PA (CR)

            MERGING FILES:
                *DTA0:FILEN1.PA<DTA1:FILEN2.PA,DSK:FILEN3.PA(CR

    -- TVEDIT COMMANDS FOR EDITING FILES  (TO CHANGE TEXT)

    -- CURSOR POSITIONING:
         HOME CURSOR   HOME OR (CTRL) ]       UPPER LEFT CORNER
                                              OF SCREEN
         UP CURSOR   (CTRL) Z OR (UP ARROW)   ONE POSITION UP
         DOWN CURSOR (CTRL) K OR (DOWN ARROW) ONE POSITION DOWN
         RIGHT CURSOR(CTRL) X OR (RHT ARROW)  ONE POSITION RIGHT
         LEFT CURSOR (CTRL) H OR (LEFT ARROW) ONE POSTION LEFT
         TAB SET       (CTRL) T               SET TAB MARK AT
                                              CURSOR POSITION
              (NOTE- TAB SET IN COLUMN 1 CLEARS ALL TABS)

         TAB CURSOR    TAB OR (CTRL) I        MOVE CURSOR RIGHT
                                              TO NEXT TAB MARK

    -- CHARACTER MANIPULATION:
         DELETE CHARACTER     (CTRL) D    DELETE CURSOR CHAR
         LINE DELETE          (CTRL) L    DELETE BLANK LINE
         BLANK LINE           (CTRL) B    BLANK LINE FROM CURSOR
                                          TO END OF LINE
         ADD-TEXT MODE        (CTRL) A    ENTER CHARACTER INSERT
                                          MODE
         NORMAL-TEXT MODE     (CTRL) N    ENTER CHARACTER
                                          OVER-WRITE MODE
         PAGE                 (CTRL) P    SCROLL UP FOUR LINES
                                          OF TEXT
         VIEW                 (CTRL) V    SCROLL THROUGH TEXT
                                          (ANY CHAR TERMINATES)

    -- TEXT SEARCH: (TO FIND SOME TEXT IN THE FILE)

      ($ IS TERMINATOR CHAR, (AT SYMBOL)= ANY CHAR FOR SEARCH)
         SEARCH TEXT          (CTRL) S    SEARCH FILE FOR 1 TO
                                          17 CHARACTERS
         REPLACE TEXT         (CTRL) R    REPLACE 1 TO 17 CHAR
                                          BY 0 TO 17 CHARS
            (EITHER SEARCH OR REPLACE STOPPED BY ANY CHAR)
         UNDO TEXT STRING     (CTRL) U    CLEAR CURRENT TEXT
                                          STRING BUFFER
         QUIT EDITTING        (CTRL) Q    COMPLETE EDIT WITH
                                          CURSOR LINE
         END EDITTING         (CTRL) E    COMPLETE EDIT WITH
                                          ALL TEXT


    -- MISCELLANEOUS:
         BREAKPOINT           (CTRL) C    RETURN TO KEYBOARD
                                          MONITOR
         REPEAT LAST COMMAND  (AT SYMBOL) REPEAT LAST COMMAND

    --NOTE: WHEN YOU ARE THROUGH, PLEASE TYPE THE FOLLOWING

            DEL *.BN,*.LS,*.TM

            SQUISH SYS:/0

            THESE COMMANDS WILL GET RID OF ANY TEMPORARY FILES
            THE SYSTEM MAY HAVE CREATED AND WILL INSURE THE
            MAXIMUM AMOUNT OF FREE SPACE ON DEC TAPE.