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1 ********************************************************************
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2 * Printer - CoCo 3 serial port printer driver
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3 *
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4 * $Id$
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5 *
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6 * Ed. Comments Who YY/MM/DD
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7 * ------------------------------------------------------------------
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8 * 12 Original OS-9 L2 Tandy distribution
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9
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10 nam PRINTER
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11 ttl CoCo 3 serial port printer driver
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12
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13 * Disassembled 98/08/24 23:21:29 by Disasm v1.6 (C) 1988 by RML
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14
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15 ifp1
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16 use defsfile
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17 endc
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18
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19 tylg set Drivr+Objct
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20 atrv set ReEnt+rev
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21 rev set $01
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22 edition set 12
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23
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24 mod eom,name,tylg,atrv,start,size
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25
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26 u0000 rmb 29
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27 u001D rmb 1
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28 u001E rmb 1
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29 u001F rmb 1
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30 size equ .
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31 fcb $03
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32
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33 name fcs /PRINTER/
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34 fcb edition
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35
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36 start equ *
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37 lbra L006E
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38 lbra L0028
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39 lbra L002C
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40 lbra L005B
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41 lbra L0057
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42 lbra L006C
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43 L0028 comb
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44 ldb #$CB
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45 rts
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46 L002C ldb >MPI.Slct
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47 andb #$33
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48 pshs b
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49 ldb #$33
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50 stb >MPI.Slct
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51 tst >$FF52
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52 bmi L004A
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53 L003D sta >$FF52
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54 sta >$FF52
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55 puls b
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56 stb >MPI.Slct
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57 clrb
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58 rts
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59 L004A ldx #$0001
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60 os9 F$Sleep
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61 tst >$FF52
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62 bpl L003D
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63 bra L004A
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64 L0057 comb
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65 ldb #$D0
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66 rts
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67 L005B cmpa #$26
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68 bne L0057
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69 ldx $06,y
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70 clra
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71 ldb <u001D,u
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72 std $04,x
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73 ldb <u001E,u
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74 std $06,x
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75 L006C clrb
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76 rts
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77 L006E ldd <$2C,y
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78 std <u001D,u
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79 lda <$26,y
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80 sta <u001F,u
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81 clrb
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82 rts
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83
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84 emod
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85 eom equ *
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86 end
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