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- CPM2HELI.DOC
- by
- Jim Blackwood
- ***************************************************************
-
- THE PROGRAMS CPM2HELI.OBJ AND HELI2CPM.OBJ CONVERT CPM TEXT
- FILES TO PROCESSOR TECH HELIOS II EDIT FILES, AND VICE-VERSA.
- TO CONVERT A CP/M FILE, LINEFEEDS, HTABS, AND CTRL/Z'S ARE
- REMOVED. IF THERE ARE 64 CHARACTERS WITHOUT A CR, ONE IS
- INSERTED. THIS MAKES EDIT DELIRIOUS WITH JOY. THE OTHER WAY,
- LINEFEEDS ARE ADDED AFTER EACH CR, AND CTRL/Z IS ADDED AT
- THE END. THE SOURCE VERSIONS ARE CPM2HELI.S AND HELI2CPM.S.
- THE PROGRAMS WILL NOT RUN, AND THE SOURCE WILL NOT ASSEMBLE
- UNDER CP/M. YOU NEED PTDOS1.4 OR 1.5. THE PROGRAMS READ BLOCKS
- OF THE INPUT FILE INTO A BUFFER. THE OFFENDING CHARACTERS
- ARE REMOVED (OR ADDED) AND THE MODIFIED FILE IS WRITTEN TO
- THE DISK. EDIT IS A SCREEN EDITOR, AND I'M MUCH MORE
- COMFORTABLE WITH IT THAN I AM WITH ED. THESE PROGRAMS LET
- ME ADAPT BASIC PROGRAMS, ASSEMBLY LANGUAGE PROGRAMS, ETC.
- FROM THE SIG/M LIBRARY TO MY OWN ENVIRONMENT. I SUSPECT THERE
- ARE VERY FEW FOLKS OUT THERE WHO CAN USE THIS STUFF, BUT
- IF YOU HAVE CP/M-LIFEBOAT-HELIOS, YOU MIGHT ENJOY IT. I
- GUESS I'M SUPPOSED TO MENTION THAT CP/M IS A PRODUCT OF
- DIGITAL RESEARCH AND THAT LIFEBOAT IS LIFEBOAT ASSOC.
- IF YOU HAVE QUESTIONS, FIND BUGS, ETC., YOU CAN GET ME AT
- 201-233-1285. OH YES, YOU MUST SET BU=8000 (OR LOWER)
- OR YOU WILL GET A LOADER ERROR, & THINGS MAY BLOW UP.
-
- THE OBJECT PROGRAMS ARE ASSEMBLED AT 103H. THE FIRST TIME,
- PUT THE OBJECT CODE INTO AN IMAGE FILE. YOU CAN THEN
- PROCESS THE SOURCE FILES, AND ASSEMBLE THEM WHEREVER YOU
- WISH. USING DDT, PUT THE FILE INTO MEMORY STARTING AT 400H
- IN THE FOLLOWING MANNER. BE SURE THAT YOUR BOOTLOAD IS
- NOT ANYWHERE IN LOW MEMORY. I PUT MINE AT 0C900H. YOU HAVE
- TO PUT THE PROGRAMS AT 400H BECAUSE START.UP USES SOME
- LOW MEMORY.
- DDT
- -ICPM2HELI.OBJ
- -R300
-
- NOW, BOOT UP HELIOS, AND ENTER:
- IMAGE CPM2H:O,!250,403,64E,:103,103
-
- YOU CAN, OF COURSE, USE ANY NAME YOU WANT. TYPE THE
- NAME OF THE FILE, AND YOU ARE IN BUSINESS. THE PROGRAM
- WILL PROMPT FOR THE INPUT AND OUTPUT FILE NAMES.
- IF YOU WANT TO TRANSFER THE HELI2CPM.OBJ FILE, FOLLOW
- THE SAME PROCEDURE, EXCEPT THAT THE IMAGE COMMAND IS:
- IMAGE H2CPM:O,!4C0,403,62B,:103,103
-
- TO TRANSFER FILES FROM CP/M TO HELIOS:
- WHILE IN CP/M
- DDT
- -I(FNAME)
- -R300
- DDT WILL RESPOND WITH THE LAST LOAD ADDRESS, SAY XXXX
- BOOT UP HELIOS AND ENTER:
- WRITE FNAME,!4C0,400,XXXX
- YOU MAY USE ANY BLOCK SIZE YOU WISH, I PICKED 04C0H.
- IF THE FILE WON'T FIT INTO MEMORY, YOU WILL HAVE TO
- BREAK IT INTO SMALLER FILES. BECAUSE DDT GIVES THE
- LAST PAGE OF MEMORY LOADED, THERE MAY BE GARBAGE
- AT THE END OF THE FILE, BUT PROCESSING THE FILE
- SHOULD REMOVE THIS.
-
- TO TRANSFER TEXT FILES FROM HELIOS TO CP/M
- WHILE IN HELIOS
- READ FNAME,103
- THEN BOOT UP CP/M
- SAVE (PAGES) FNAME
- READ WILL GIVE YOU THE NUMBER OF BYTES IN THE FILE
- REMEMBER TO CONVERT HEX BYTES TO DECIMAL PAGES
- NOW DO THE FOLLOWING, WHILE IN CP/M
- ED FNAME
- *A
- *3D
- *E
- NOW YOU CAN TYPE IT, EDIT IT, ASSEMBLE IT, ETC.
-
- TO TRANSFER HEX FILES FROM HELIOS TO CP/M
- WHILE IN HELIOS, TYPE THE FILE NAME OF THE IMAGE
- FILE FOLLOWED BY A COMMA. READ WON'T WORK HERE.
- THE IMAGE FILE SHOULD ORG AT 103. CAN'T IMAGINE
- ANYONE WANTING TO DO THIS, AS THESE PROGRAMS WON'T
- RUN UNDER CP/M. HOWEVER IT IS A WAY OF EXCHANGING
- IMAGE FILES UNDER CP/M. IF YOU HAVE PREVIOUSLY
- LISTED THE FILE, YOU WILL KNOW HOW MANY PAGES TO SAVE.
- AT ANY RATE, ONCE YOU HAVE LOADED THE IMAGE FILE AT
- 103H, BOOT UP CP/M AND SAVE THE FILE. TO TRANSFER IT BACK
- TO HELIOS, SEE ABOVE.
- CHEERS.
-
-