THIS DISK CONTAINS FILE CONVERSION PROGRAMS FOR USE UNDER CP/M. THE FIRST SUBMITTAL IS "FDOS.ASM" WHICH ALLOWS THE USER TO ACCESS PERTEC / ICOM FDOS III OPERATING SYSTEM DISKETTE FILES ON A SINGLE DENSITY DISKETTE IN DRIVE B:. THIS PROGRAM WILL RUN ON ANY CP/M COMPUTER WITH A SINGLE DENSITY 8" DRIVE B:. THE FDOS DIRECTORY MAY BE READ, FILES MAY BE TRANSFERRED DIRECTLY TO A CP/M FILE, AND A CP/M FILE MAY BE WRITTEN ON TO THE FDOS III DISKETTE. THE SECOND SUBMITTAL "MTX.ASM" IS A PROGRAM TO ACCESS PERTEC MTX BASIC FILES ON A DOUBLE DENSITY DISK IN DRIVE B:. THE NATURE OF THE DISKETTE FORMAT REQUIRES THE PROGRAM TO RUN UNDER LIFEBOAT CP/M 1.4 ON A PERTEC FD3812 DISK SYSTEM. THE MTX DIRECTORY MAY BE DISPLAYED AT THE CONSOLE, MTX FILES MAY BE COPIED DIRECTLY TO LIFEBOAT 3812 FORMAT CP/M FILES, AND A CP/M FILE MAY BE PLACED UPON THE MTX DISKETTE. THE THIRD PROGRAM "MTX2000.ASM" IS A PROGRAM TO ACCESS PERTEC MTX BASIC FILES ON A DOUBLE DENSITY DISK IN DRIVE B:. THE NATURE OF THE DISKETTE FORMAT REQUIRES THE PROGRAM TO RUN UNDER PERTEC CP/M 1.4 ON A PERTEC PCC 2000 COMPUTER WITH DOUBLE DENSITY FLOPPY CAPABILITY. THE MTX DIRECTORY MAY BE DISPLAYED AT THE CONSOLE, MTX FILES MAY BE COPIED DIRECTLY TO PERTEC PCC 2000 FORMAT CP/M FILES, AND A CP/M FILE MAY BE PLACED UPON THE MTX DISKETTE. THE LAST PROGRAM IS A NEAT LITTLE ULILITY THAT ALLOWS A PERTEC PCC 2000 FORMAT CP/M 1.4 DOUBLE DENSITY DISKETTE TO BE ACCESSED IN DRIVE B: OF AN ICOM 3812 RUNNING UNDER LIFEBOAT CP/M 1.4. THIS PROGRAM REQUIRES THAT THE CP/M SYSTEM SIZE BE 24K BYTES TO ALLOW ROOM FOR A TRANSIENT BIOS PATCH TO MOVED INTO MEMORY ABOVE THE NORMAL BIOS LOCATION. OPERATION OF THE PROGRAM IS TO SIMPLY RUN "PCC2000B.COM". FROM THEN TILL THE NEXT COLD BOOT TIME THE DRIVE B: DISK DRIVERS WILL ASSUME PCC 2000 FORMAT CP/M DISK CHARACTERISTICS. THE FUNCTION OF THE UTILITY IS VERY SIMILAR TO THE LIFEBOAT 3812 CP/M PROGRAM CALLED SINGLEB. MICHAEL J. KARAS MICRO RESOURCES 2468 HANSEN CT. SIMI VALLEY, CA 93065 .