Data storage and defines

0084   0000             MDBK   =%00010110 ; X,X,X,PCR,DATA-AVAIL,GOT-DATA,SERIAL-OUT,IN

0 PB0 input serial IN
1 PB1 output serial OUT
1 PB2 is output GOT-DATA High speed reader
0 PB3 is input DAT-AVAIL High Speed reader
1 PB4 is output PCR , map TIM ROM in 
0 PB5 is input unused
0 PB6 is input unused
0 PB7 is input unused

0085   0000             DAVAIL =$08                ; PIN number mask High speed reader 
0086   0000             GOTDAT =$04                ; PIN number mask High speed reader 

 
0087   0000             IOBASE =$6E00             ; 6530-004 RRIOT addresses
0088   0000             MPA    =IOBASE+0          ; Port A data
0089   0000             MDA    =IOBASE+1          ; Port A Data direction
0090   0000             MPB    =IOBASE+2          ; Port B data
0091   0000             MDB    =IOBASE+3          ; Port B Data direction
0092   0000             MCLKIT =IOBASE+4          ; timer 
0093   0000             MCLKRD =IOBASE+4 
0094   0000             MCLKIF =IOBASE+5

0095   0000             UINT   =$FFF8             ; user vector

0096   0000             NCMDS  =7                 ; TOTAL NUMBER OF COMMANDS

0097   0000             MP0    =$7000
0098   0000             MP1    =$7100
0099   0000             MP2    =$7200
0100   0000             MP3    =$7300

0101   0000             ;
0102   0000             ;  ZERO PAGE MONITOR RESERVE AREA
0103   0000             ;
0104   0000             CRDLY  =227   $E3            ;DELAY FOR CR IN BIT-TIMES
0105   0000             WRAP   =228   $E4            ;ADDRESS WRAP-AROUND FLAG
0106   0000             DIFF   =229   $E5
0107   0000             HSPTR  =231   $E7
0108   0000             HSROP  =232   $E8
0109   0000             PREVC  =233   $E9
0110   0000             MAJORT =234   $EA
0111   0000             MINORT =235   $EB
0112   0000             ACMD   =236   $EC
0113   0000             TMP0   =238   $EE
0114   0000             TMP2   =240   $F0
0115   0000             TMP4   =242   $F2
0116   0000             TMP6   =244   $F4
0117   0000             PCL    =246   $F6
0118   0000             PCH    =247   $F7
0119   0000             FLGS   =248   $F8
0120   0000             ACC    =249   $F9
0121   0000             XR     =250   $FA
0122   0000             YR     =251   $FD
0123   0000             SP     =252   $FE
0124   0000             SAVX   =253   $FD
0125   0000             TMPC   =254   $FE
0126   0000             TMPC2  =255   $FF
0127   0000             RCNT   =TMPC  $FE
0128   0000             LCNT   =TMPC2 $FF