Move Catalog to Upper Ram

This routine loads the catalog from the disk, and then moves it from the dos ram to address 50000 where you can search or examine it from basic.

00010 MOVCAT DI
00020        CALL 98          - turn on cartridge
00030        LD A,0           - move the drive head to
00040        LD (curtrk),A    - block 0
00050        CALL TRACK
00060        CALL LOADBF      - load disk to buffer
00070        LD HL,data       - move the catalog
00080        LD DE,50000      - up to high memory
00090        LD BC,5090
00100        LDIR
00110        LD A,(98)        - turn off the cartridge
00120        EI
00130 RET