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 $01-$04:   1541 - Command code for buffer 1-4
 $06-$07:   1541 - Track and sector for buffer 0
 $08-$09:   1541 - Track and sector for buffer 1
 $0A-$0B:   1541 - Track and sector for buffer 2
 $0C-$0D:   1541 - Track and sector for buffer 3
 $0E-$0F:   1541 - Track and sector for buffer 4
 $10-$11:   1541 - Track and sector for buffer 5 (unused)

 --- Information taken from AAY1541 - http://www.the-dreams.de ----

RapidLok-Reference:

 STA $00,X  : $07E0 -> [$00-$FF]:=0
 STY $00,X  : $07EB
 LDA $00,X  : $07EE
 LSR $01    : $0408
 STA $01    : $058A
 STA $01    : $0627
 LSR $01    : $0715
 STX $01    : $0752
 STA $01    : $07F6
 STY $04    : $07FB
 STX $04    : $0304
 LDA $04    : $0307
 LDX $04    : $047D
 LDX $04    : $057A
 STA $04    : $06B4
 STA $04    : $0703
 LDA ($05),Y: $020B
 STA ($05),Y: $0210
 JMP ($0005): $0215
 LDA ($05),Y: $0342
 STA ($05),Y: $0346
 STA $06    : $0209
 INC $06    : $0355
 STA $06,X  : $07DE
 STY $07,X  : $07DC
 CMP $08,X  : $07B6
 ASL $0A    : $05AB
 LDA $0A    : $0745
 STA $0A    : $07A8
 STA $0B    : $0320
 LDX $0B    : $0787
 SBC $0E    : $0493***
 STA $0E    : $0774
 INC $10    : $06A3
 STX $10    : $06F3
 DEC $10    : $06FA
 LDX $11    : $06F5
 STX $11    : $075B
 LDA $11    : $0762
 STA $11    : $0767
 STA $11    : $07A6

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