/ CP/M / CPM_CDROM.iso / jsage / zsus / progpack / z33-tm2.lbr

< prev

next >

MacOS 8.1

Win98

DOS

browse contents

view JSON data

view as text

+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 20 20 20 20 20 20 20 | 20 20 20 20 00 00 02 00 |.       |    ....|
|00000010| fd 63 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |.c......|........|
|00000020| 00 54 5a 33 33 4d 32 20 | 20 4d 4f 44 02 00 02 00 |.TZ33M2 | MOD....|
|00000030| b0 b0 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 5a 33 33 2d 54 4d 32 | 20 44 4f 43 04 00 20 00 |.Z33-TM2| DOC.. .|
|00000050| 44 68 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |Dh......|........|
|00000060| 00 5a 33 33 4d 32 20 20 | 20 44 45 46 24 00 01 00 |.Z33M2  | DEF$...|
|00000070| b2 94 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000080| 00 5a 33 33 4d 32 20 20 | 20 5a 38 30 25 00 09 00 |.Z33M2  | Z80%...|
|00000090| 19 55 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |.U......|........|
|000000a0| ff 20 20 20 20 20 20 20 | 20 20 20 20 00 00 00 00 |.       |    ....|
|000000b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000c0| ff 20 20 20 20 20 20 20 | 20 20 20 20 00 00 00 00 |.       |    ....|
|000000d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000e0| ff 20 20 20 20 20 20 20 | 20 20 20 20 00 00 00 00 |.       |    ....|
|000000f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000100| 4d 4f 44 55 4c 45 20 54 | 5a 33 33 4d 32 3b 0d 0a |MODULE T|Z33M2;..|
|00000110| 28 2a 20 54 45 53 54 20 | 5a 43 50 52 33 33 2d 4d |(* TEST |ZCPR33-M|
|00000120| 4f 44 55 4c 41 32 20 49 | 4e 54 45 52 46 41 43 45 |ODULA2 I|NTERFACE|
|00000130| 20 4d 45 43 48 41 4e 49 | 53 4d 20 2a 29 0d 0a 0d | MECHANI|SM *)...|
|00000140| 0a 46 52 4f 4d 20 49 4e | 4f 55 54 20 49 4d 50 4f |.FROM IN|OUT IMPO|
|00000150| 52 54 20 4f 70 65 6e 4f | 75 74 70 75 74 2c 57 72 |RT OpenO|utput,Wr|
|00000160| 69 74 65 48 65 78 3b 0d | 0a 46 52 4f 4d 20 5a 33 |iteHex;.|.FROM Z3|
|00000170| 33 4d 32 20 49 4d 50 4f | 52 54 20 47 45 54 45 4e |3M2 IMPO|RT GETEN|
|00000180| 56 3b 0d 0a 56 41 52 0d | 0a 43 3a 20 43 41 52 44 |V;..VAR.|.C: CARD|
|00000190| 49 4e 41 4c 3b 0d 0a 42 | 45 47 49 4e 0d 0a 20 20 |INAL;..B|EGIN..  |
|000001a0| 43 20 3a 3d 47 45 54 45 | 4e 56 28 29 3b 0d 0a 20 |C :=GETE|NV();.. |
|000001b0| 20 4f 70 65 6e 4f 75 74 | 70 75 74 28 22 22 29 3b | OpenOut|put("");|
|000001c0| 0d 0a 20 20 57 72 69 74 | 65 48 65 78 28 43 2c 34 |..  Writ|eHex(C,4|
|000001d0| 29 3b 0d 0a 45 4e 44 20 | 54 5a 33 33 4d 32 2e 0d |);..END |TZ33M2..|
|000001e0| 0a 0d 0a 20 20 1a 00 00 | 00 00 00 00 00 00 00 00 |...  ...|........|
|000001f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000200| 09 54 68 65 20 66 61 63 | 74 20 74 68 61 74 20 5a |.The fac|t that Z|
|00000210| 43 50 52 20 33 2e 33 20 | 70 75 74 73 20 74 68 65 |CPR 3.3 |puts the|
|00000220| 20 45 4e 56 20 61 64 64 | 72 65 73 73 20 69 6e 20 | ENV add|ress in |
|00000230| 48 4c 20 62 65 66 6f 72 | 65 0d 0a 6c 6f 61 64 69 |HL befor|e..loadi|
|00000240| 6e 67 20 61 20 70 72 6f | 67 72 61 6d 20 28 6f 66 |ng a pro|gram (of|
|00000250| 20 63 6f 75 72 73 65 20 | 5a 33 33 20 61 6c 73 6f | course |Z33 also|
|00000260| 20 69 6e 73 74 61 6c 6c | 73 20 74 68 61 74 20 70 | install|s that p|
|00000270| 72 6f 67 72 61 6d 20 69 | 66 0d 0a 69 74 20 69 73 |rogram i|f..it is|
|00000280| 20 64 65 74 65 72 6d 69 | 6e 65 64 20 74 6f 20 62 | determi|ned to b|
|00000290| 65 20 61 20 7a 33 33 20 | 70 72 6f 67 72 61 6d 29 |e a z33 |program)|
|000002a0| 20 65 6e 61 62 6c 65 73 | 20 75 73 20 61 74 20 6c | enables| us at l|
|000002b0| 61 73 74 20 74 6f 20 0d | 0a 62 65 20 61 62 6c 65 |ast to .|.be able|
|000002c0| 20 74 6f 20 63 72 65 61 | 74 65 20 54 75 72 62 6f | to crea|te Turbo|
|000002d0| 20 4d 6f 64 75 6c 61 20 | 32 20 70 72 6f 67 72 61 | Modula |2 progra|
|000002e0| 6d 73 20 74 68 61 74 20 | 63 61 6e 20 61 63 63 65 |ms that |can acce|
|000002f0| 73 73 20 0d 0a 74 68 65 | 20 6d 79 72 69 61 64 20 |ss ..the| myriad |
|00000300| 66 65 61 74 75 72 65 73 | 20 6f 66 20 74 68 65 20 |features| of the |
|00000310| 5a 2d 73 79 73 74 65 6d | 2e 20 20 57 65 20 61 72 |Z-system|.  We ar|
|00000320| 65 20 73 74 69 6c 6c 20 | 6e 6f 74 20 61 6c 6c 20 |e still |not all |
|00000330| 0d 0a 74 68 65 20 77 61 | 79 20 74 68 65 72 65 2c |..the wa|y there,|
|00000340| 20 69 74 20 69 73 20 73 | 74 69 6c 6c 20 73 6f 6d | it is s|till som|
|00000350| 65 74 68 69 6e 67 20 6f | 66 20 61 20 6b 6c 75 64 |ething o|f a klud|
|00000360| 67 65 2c 20 62 75 74 20 | 69 74 20 69 73 20 0d 0a |ge, but |it is ..|
|00000370| 70 6f 73 73 69 62 6c 65 | 20 61 74 20 6c 61 73 74 |possible| at last|
|00000380| 2e 0d 0a 0d 0a 09 48 6f | 77 2c 20 79 6f 75 20 61 |......Ho|w, you a|
|00000390| 73 6b 2c 20 69 73 20 74 | 68 69 73 20 61 63 63 6f |sk, is t|his acco|
|000003a0| 6d 70 6c 69 73 68 65 64 | 3f 20 20 44 6f 65 73 6e |mplished|?  Doesn|
|000003b0| 27 74 20 54 4d 32 0d 0a | 67 72 61 62 20 74 68 65 |'t TM2..|grab the|
|000003c0| 20 69 6d 6d 65 64 69 61 | 74 65 20 62 79 74 65 73 | immedia|te bytes|
|000003d0| 20 61 66 74 65 72 20 31 | 30 30 48 20 66 6f 72 20 | after 1|00H for |
|000003e0| 69 74 73 20 6f 77 6e 20 | 75 73 65 73 2c 20 70 72 |its own |uses, pr|
|000003f0| 65 63 6c 75 64 69 6e 67 | 0d 0a 74 68 65 20 66 61 |ecluding|..the fa|
|00000400| 6d 69 6c 69 61 72 0d 0a | 0d 0a 09 4a 50 09 53 54 |miliar..|...JP.ST|
|00000410| 41 52 54 0d 0a 09 44 42 | 09 22 5a 33 45 4e 56 22 |ART...DB|."Z3ENV"|
|00000420| 2c 30 0d 0a 09 44 57 09 | 5a 33 45 41 44 52 0d 0a |,0...DW.|Z3EADR..|
|00000430| 53 54 41 52 54 3a 0d 0a | 0d 0a 70 72 6f 67 72 61 |START:..|..progra|
|00000440| 6d 20 73 74 72 75 63 74 | 75 72 65 20 62 79 20 77 |m struct|ure by w|
|00000450| 68 69 63 68 20 5a 33 20 | 75 74 69 6c 69 74 69 65 |hich Z3 |utilitie|
|00000460| 73 20 68 61 76 65 20 74 | 72 61 64 69 74 69 6f 6e |s have t|radition|
|00000470| 61 6c 6c 79 20 0d 0a 63 | 6f 6d 6d 75 6e 69 63 61 |ally ..c|ommunica|
|00000480| 74 65 64 20 77 69 74 68 | 20 74 68 65 69 72 20 65 |ted with| their e|
|00000490| 6e 76 69 72 6f 6e 6d 65 | 6e 74 3f 20 20 59 6f 75 |nvironme|nt?  You|
|000004a0| 20 61 72 65 20 72 69 67 | 68 74 2c 20 62 75 74 20 | are rig|ht, but |
|000004b0| 61 73 20 0d 0a 77 65 20 | 6d 65 6e 74 69 6f 6e 20 |as ..we |mention |
|000004c0| 61 62 6f 76 65 20 7a 33 | 33 20 41 4c 53 4f 20 66 |above z3|3 ALSO f|
|000004d0| 69 6e 64 73 20 74 68 65 | 20 45 4e 56 20 61 64 64 |inds the| ENV add|
|000004e0| 72 65 73 73 20 61 6e 64 | 20 70 75 74 73 20 69 74 |ress and| puts it|
|000004f0| 20 0d 0a 69 6e 20 48 4c | 20 61 73 20 74 68 65 20 | ..in HL| as the |
|00000500| 6e 65 77 20 70 72 6f 67 | 72 61 6d 20 69 73 20 6c |new prog|ram is l|
|00000510| 6f 61 64 65 64 2e 20 20 | 54 68 69 73 20 70 72 6f |oaded.  |This pro|
|00000520| 76 69 64 65 73 20 61 6e | 20 0d 0a 41 4c 54 45 52 |vides an| ..ALTER|
|00000530| 4e 41 54 45 20 6d 65 74 | 68 6f 64 20 62 79 20 77 |NATE met|hod by w|
|00000540| 68 69 63 68 20 70 72 6f | 67 72 61 6d 73 20 63 61 |hich pro|grams ca|
|00000550| 6e 20 67 65 74 20 74 68 | 65 20 45 4e 56 20 61 64 |n get th|e ENV ad|
|00000560| 64 72 65 73 73 2c 20 0d | 0a 77 68 69 63 68 20 74 |dress, .|.which t|
|00000570| 68 65 6e 20 6d 61 6b 65 | 73 20 70 6f 73 73 69 62 |hen make|s possib|
|00000580| 6c 65 20 61 6c 6c 20 74 | 68 65 20 61 64 76 61 6e |le all t|he advan|
|00000590| 63 65 64 20 66 65 61 74 | 75 72 65 73 20 6f 66 20 |ced feat|ures of |
|000005a0| 5a 33 20 0d 0a 28 6e 6f | 77 20 5a 33 33 29 2e 0d |Z3 ..(no|w Z33)..|
|000005b0| 0a 0d 0a 53 6f 20 74 68 | 65 6e 20 69 74 20 73 68 |...So th|en it sh|
|000005c0| 6f 75 6c 64 20 62 65 20 | 61 20 73 69 6d 70 6c 65 |ould be |a simple|
|000005d0| 20 6d 61 74 74 65 72 20 | 6f 66 20 67 65 74 74 69 | matter |of getti|
|000005e0| 6e 67 20 74 68 65 20 48 | 4c 20 0d 0a 72 65 67 69 |ng the H|L ..regi|
|000005f0| 73 74 65 72 20 62 65 66 | 6f 72 65 20 61 6e 79 74 |ster bef|ore anyt|
|00000600| 68 69 6e 67 20 65 6c 73 | 65 20 69 73 20 64 6f 6e |hing els|e is don|
|00000610| 65 20 61 6e 64 20 73 74 | 6f 72 69 6e 67 20 69 74 |e and st|oring it|
|00000620| 20 61 77 61 79 20 0d 0a | 73 6f 6d 65 77 68 65 72 | away ..|somewher|
|00000630| 65 20 61 6e 64 20 77 65 | 20 68 61 76 65 20 69 74 |e and we| have it|
|00000640| 2e 20 20 57 65 6c 6c 2c | 20 69 74 20 61 69 6e 27 |.  Well,| it ain'|
|00000650| 74 20 74 68 61 74 20 73 | 69 6d 70 6c 65 2c 20 0d |t that s|imple, .|
|00000660| 0a 75 6e 66 6f 72 74 75 | 6e 61 74 65 6c 79 2e 20 |.unfortu|nately. |
|00000670| 20 54 4d 32 20 72 75 6e | 73 20 6f 66 66 20 74 6f | TM2 run|s off to|
|00000680| 20 64 6f 20 69 74 73 20 | 6f 77 6e 20 69 6e 69 74 | do its |own init|
|00000690| 69 61 6c 69 7a 61 74 69 | 6f 6e 20 0d 0a 63 6f 64 |ializati|on ..cod|
|000006a0| 65 20 62 65 66 6f 72 65 | 20 61 6e 79 74 68 69 6e |e before| anythin|
|000006b0| 67 20 79 6f 75 20 77 72 | 69 74 65 20 67 65 74 73 |g you wr|ite gets|
|000006c0| 20 65 78 65 63 75 74 65 | 64 2c 20 61 6e 64 20 6d | execute|d, and m|
|000006d0| 6f 64 75 6c 65 73 20 0d | 0a 63 72 65 61 74 65 64 |odules .|.created|
|000006e0| 20 66 72 6f 6d 20 61 73 | 73 65 6d 62 6c 65 72 20 | from as|sembler |
|000006f0| 63 61 6e 27 74 20 68 61 | 76 65 20 69 6e 69 74 69 |can't ha|ve initi|
|00000700| 61 6c 69 7a 61 74 69 6f | 6e 20 63 6f 64 65 2e 20 |alizatio|n code. |
|00000710| 20 53 6f 20 0d 0a 77 68 | 65 72 65 20 64 6f 65 73 | So ..wh|ere does|
|00000720| 20 74 68 61 74 20 6c 65 | 61 76 65 20 75 73 3f 20 | that le|ave us? |
|00000730| 46 6f 72 74 75 6e 61 74 | 65 6c 79 20 69 74 20 69 |Fortunat|ely it i|
|00000740| 73 20 73 74 69 6c 6c 20 | 70 72 65 74 74 79 20 0d |s still |pretty .|
|00000750| 0a 65 61 73 79 20 74 6f | 20 67 65 74 20 61 72 6f |.easy to| get aro|
|00000760| 75 6e 64 20 74 68 69 73 | 2c 20 62 75 74 20 79 6f |und this|, but yo|
|00000770| 75 20 68 61 76 65 20 74 | 6f 20 70 61 74 63 68 20 |u have t|o patch |
|00000780| 2e 43 4f 4d 20 66 69 6c | 65 73 20 0d 0a 74 6f 20 |.COM fil|es ..to |
|00000790| 64 6f 20 69 74 2e 20 20 | 4e 6f 74 20 74 68 65 20 |do it.  |Not the |
|000007a0| 70 72 65 74 74 69 65 73 | 74 2c 20 62 75 74 20 69 |pretties|t, but i|
|000007b0| 74 20 77 6f 72 6b 73 2e | 0d 0a 0d 0a 57 68 61 74 |t works.|....What|
|000007c0| 20 61 72 65 20 74 68 65 | 20 74 6f 6f 6c 73 20 69 | are the| tools i|
|000007d0| 6e 20 74 68 69 73 20 6c | 69 62 72 61 72 79 20 74 |n this l|ibrary t|
|000007e0| 68 61 74 20 65 6e 61 62 | 6c 65 20 74 68 69 73 3f |hat enab|le this?|
|000007f0| 20 20 4a 75 73 74 20 0d | 0a 61 20 73 6b 65 6c 65 |  Just .|.a skele|
|00000800| 74 6f 6e 20 6d 6f 64 75 | 6c 65 20 74 68 61 74 20 |ton modu|le that |
|00000810| 64 6f 65 73 20 6e 6f 74 | 68 69 6e 67 20 62 75 74 |does not|hing but|
|00000820| 20 73 74 6f 72 65 20 74 | 68 69 73 20 61 64 64 72 | store t|his addr|
|00000830| 65 73 73 20 0d 0a 61 77 | 61 79 20 66 6f 72 20 70 |ess ..aw|ay for p|
|00000840| 72 6f 67 72 61 6d 20 75 | 73 65 20 61 6e 64 20 61 |rogram u|se and a|
|00000850| 20 74 65 73 74 20 6d 6f | 64 75 6c 65 20 73 6f 20 | test mo|dule so |
|00000860| 74 68 61 74 20 79 6f 75 | 20 63 61 6e 20 73 65 65 |that you| can see|
|00000870| 20 0d 0a 69 74 20 77 6f | 72 6b 73 2e 0d 0a 0d 0a | ..it wo|rks.....|
|00000880| 5a 33 33 4d 32 2e 5a 38 | 30 20 2d 2d 20 74 68 65 |Z33M2.Z8|0 -- the|
|00000890| 20 61 73 73 65 6d 62 6c | 65 72 20 63 6f 64 65 20 | assembl|er code |
|000008a0| 74 6f 20 67 72 61 62 20 | 74 68 65 20 45 4e 56 20 |to grab |the ENV |
|000008b0| 61 74 20 74 68 65 20 73 | 74 61 72 74 0d 0a 6f 66 |at the s|tart..of|
|000008c0| 20 74 68 65 20 70 72 6f | 67 72 61 6d 2e 20 20 41 | the pro|gram.  A|
|000008d0| 6c 73 6f 20 63 6f 64 65 | 20 66 6f 72 20 61 20 70 |lso code| for a p|
|000008e0| 72 6f 63 65 64 75 72 65 | 20 77 68 69 63 68 20 74 |rocedure| which t|
|000008f0| 61 6b 65 73 20 74 68 69 | 73 0d 0a 61 64 64 72 65 |akes thi|s..addre|
|00000900| 73 73 20 61 6e 64 20 67 | 69 76 65 73 20 69 74 20 |ss and g|ives it |
|00000910| 62 61 63 6b 20 74 6f 20 | 74 68 65 20 4d 6f 64 75 |back to |the Modu|
|00000920| 6c 61 20 63 6f 64 65 20 | 66 6f 72 20 75 73 65 20 |la code |for use |
|00000930| 74 68 65 72 65 2e 0d 0a | 0d 0a 5a 33 33 4d 32 2e |there...|..Z33M2.|
|00000940| 44 45 46 20 2d 2d 20 74 | 68 65 20 69 6e 74 65 72 |DEF -- t|he inter|
|00000950| 66 61 63 65 20 66 6f 72 | 20 74 68 65 20 61 62 6f |face for| the abo|
|00000960| 76 65 20 70 72 6f 63 65 | 64 75 72 65 20 74 6f 20 |ve proce|dure to |
|00000970| 4d 32 2e 0d 0a 0d 0a 54 | 5a 33 33 4d 32 2e 4d 4f |M2.....T|Z33M2.MO|
|00000980| 44 20 2d 2d 20 61 20 74 | 65 73 74 20 6d 6f 64 75 |D -- a t|est modu|
|00000990| 6c 65 20 77 68 69 63 68 | 20 63 61 6c 6c 73 20 6f |le which| calls o|
|000009a0| 6e 20 74 68 65 20 4d 6f | 64 75 6c 65 20 49 6e 4f |n the Mo|dule InO|
|000009b0| 75 74 20 0d 0a 74 6f 20 | 70 72 69 6e 74 20 74 68 |ut ..to |print th|
|000009c0| 65 20 45 4e 56 20 69 6e | 20 48 45 58 2e 20 20 49 |e ENV in| HEX.  I|
|000009d0| 66 20 77 65 20 6b 6e 6f | 77 20 65 6e 6f 75 67 68 |f we kno|w enough|
|000009e0| 20 74 6f 20 70 72 69 6e | 74 20 69 74 2c 20 77 65 | to prin|t it, we|
|000009f0| 20 0d 0a 6b 6e 6f 77 20 | 65 6e 6f 75 67 68 20 74 | ..know |enough t|
|00000a00| 6f 20 75 73 65 20 69 74 | 2e 0d 0a 0d 0a 49 6e 73 |o use it|.....Ins|
|00000a10| 74 72 75 63 74 69 6f 6e | 73 3a 20 2d 2d 20 0d 0a |truction|s: -- ..|
|00000a20| 31 3e 41 53 53 45 4d 42 | 4c 45 20 5a 33 33 4d 32 |1>ASSEMB|LE Z33M2|
|00000a30| 2e 5a 38 30 20 77 69 74 | 68 20 4d 38 30 2c 5a 41 |.Z80 wit|h M80,ZA|
|00000a40| 53 2c 20 6f 72 20 5a 38 | 30 61 73 6d 20 74 6f 20 |S, or Z8|0asm to |
|00000a50| 61 20 2e 52 45 4c 20 66 | 69 6c 65 20 0d 0a 0d 0a |a .REL f|ile ....|
|00000a60| 49 4e 56 4f 4b 45 20 4d | 32 0d 0a 32 3e 3c 43 3e |INVOKE M|2..2><C>|
|00000a70| 6f 6d 70 69 6c 65 20 5a | 33 33 4d 32 2e 44 45 46 |ompile Z|33M2.DEF|
|00000a80| 0d 0a 33 3e 3c 52 3e 75 | 6e 20 52 45 4c 20 5a 33 |..3><R>u|n REL Z3|
|00000a90| 33 4d 32 20 5a 33 33 4d | 32 0d 0a 20 20 54 68 69 |3M2 Z33M|2..  Thi|
|00000aa0| 73 20 63 72 65 61 74 65 | 73 20 74 68 65 20 66 69 |s create|s the fi|
|00000ab0| 6c 65 20 5a 33 33 4d 32 | 2e 4d 43 44 0d 0a 34 3e |le Z33M2|.MCD..4>|
|00000ac0| 3c 43 3e 6f 6d 70 69 6c | 65 20 54 5a 33 33 4d 32 |<C>ompil|e TZ33M2|
|00000ad0| 2e 4d 4f 44 0d 0a 35 3e | 3c 4c 3e 69 6e 6b 20 54 |.MOD..5>|<L>ink T|
|00000ae0| 5a 33 33 4d 32 20 54 5a | 33 33 4d 32 2e 43 4f 4d |Z33M2 TZ|33M2.COM|
|00000af0| 20 2d 2d 20 77 68 65 6e | 20 61 73 6b 65 64 20 74 | -- when| asked t|
|00000b00| 6f 20 69 6e 63 6c 75 64 | 65 20 61 6c 6c 20 6d 6f |o includ|e all mo|
|00000b10| 64 75 6c 65 73 0d 0a 09 | 09 09 09 73 61 79 20 79 |dules...|...say y|
|00000b20| 65 73 2e 0d 0a 36 3e 20 | 3c 51 3e 75 69 74 20 4d |es...6> |<Q>uit M|
|00000b30| 32 2e 0d 0a 37 3e 0d 0a | 20 55 73 69 6e 67 20 5a |2...7>..| Using Z|
|00000b40| 50 41 54 43 48 20 6f 72 | 20 73 69 6d 69 6c 61 72 |PATCH or| similar|
|00000b50| 20 70 61 74 63 68 65 72 | 20 6f 6e 20 54 5a 33 33 | patcher| on TZ33|
|00000b60| 4d 32 2e 43 4f 4d 20 6d | 61 6b 65 20 61 20 6e 6f |M2.COM m|ake a no|
|00000b70| 74 65 20 0d 0a 6f 66 20 | 74 68 65 20 61 64 64 72 |te ..of |the addr|
|00000b80| 65 73 73 20 69 6e 20 74 | 68 65 20 74 77 6f 20 62 |ess in t|he two b|
|00000b90| 79 74 65 73 20 61 74 20 | 31 30 31 48 20 61 6e 64 |ytes at |101H and|
|00000ba0| 20 31 30 32 48 2e 20 20 | 57 72 69 74 65 20 0d 0a | 102H.  |Write ..|
|00000bb0| 74 68 65 73 65 20 64 6f | 77 6e 2e 20 54 68 65 6e |these do|wn. Then|
|00000bc0| 20 53 65 61 72 63 68 20 | 66 6f 72 20 74 68 65 20 | Search |for the |
|00000bd0| 73 74 72 69 6e 67 20 22 | 5a 33 33 45 4e 56 22 2e |string "|Z33ENV".|
|00000be0| 20 20 54 68 69 73 20 68 | 61 73 20 0d 0a 62 65 65 |  This h|as ..bee|
|00000bf0| 6e 20 69 6e 73 65 72 74 | 65 64 20 69 6e 20 74 68 |n insert|ed in th|
|00000c00| 65 20 61 73 73 65 6d 62 | 6c 65 72 20 63 6f 64 65 |e assemb|ler code|
|00000c10| 20 66 6f 72 20 6a 75 73 | 74 20 74 68 69 73 20 70 | for jus|t this p|
|00000c20| 75 72 70 6f 73 65 2e 20 | 0d 0a 5a 50 41 54 43 48 |urpose. |..ZPATCH|
|00000c30| 20 77 69 6c 6c 20 72 65 | 70 6f 72 74 20 61 6e 20 | will re|port an |
|00000c40| 61 64 64 72 65 73 73 20 | 77 68 65 72 65 20 74 68 |address |where th|
|00000c50| 65 20 73 74 72 69 6e 67 | 20 69 73 20 66 6f 75 6e |e string| is foun|
|00000c60| 64 2e 20 0d 0a 45 78 61 | 63 74 6c 79 20 31 30 2d |d. ..Exa|ctly 10-|
|00000c70| 31 31 20 62 79 74 65 73 | 20 66 75 72 74 68 65 72 |11 bytes| further|
|00000c80| 20 6f 6e 20 74 68 65 72 | 65 20 69 73 20 61 6e 20 | on ther|e is an |
|00000c90| 61 64 64 72 65 73 73 20 | 77 68 69 63 68 20 0d 0a |address |which ..|
|00000ca0| 73 68 6f 75 6c 64 20 62 | 65 20 70 61 74 63 68 65 |should b|e patche|
|00000cb0| 64 20 77 69 74 68 20 74 | 68 65 20 61 64 64 72 65 |d with t|he addre|
|00000cc0| 73 73 20 79 6f 75 20 66 | 6f 75 6e 64 20 61 74 20 |ss you f|ound at |
|00000cd0| 31 30 31 2d 31 30 32 48 | 2e 20 20 0d 0a 54 68 61 |101-102H|.  ..Tha|
|00000ce0| 74 20 69 73 20 69 66 20 | 74 68 65 20 61 64 64 72 |t is if |the addr|
|00000cf0| 65 73 73 20 74 68 61 74 | 20 74 68 65 20 73 65 61 |ess that| the sea|
|00000d00| 72 63 68 20 66 6f 75 6e | 64 20 69 73 20 32 30 30 |rch foun|d is 200|
|00000d10| 30 48 20 74 68 65 6e 20 | 0d 0a 61 74 20 32 30 30 |0H then |..at 200|
|00000d20| 41 48 20 70 61 74 63 68 | 20 74 68 65 20 73 61 6d |AH patch| the sam|
|00000d30| 65 20 62 79 74 65 20 79 | 6f 75 20 66 6f 75 6e 64 |e byte y|ou found|
|00000d40| 20 61 74 20 31 30 31 48 | 20 61 6e 64 20 61 74 20 | at 101H| and at |
|00000d50| 32 30 30 42 48 20 0d 0a | 70 61 74 63 68 20 74 68 |200BH ..|patch th|
|00000d60| 65 20 62 79 74 65 20 79 | 6f 75 20 66 6f 75 6e 64 |e byte y|ou found|
|00000d70| 20 61 74 20 31 30 32 48 | 2e 20 20 4e 6f 77 20 67 | at 102H|.  Now g|
|00000d80| 6f 20 62 61 63 6b 20 74 | 6f 20 31 30 31 2d 31 30 |o back t|o 101-10|
|00000d90| 32 48 20 0d 0a 61 6e 64 | 20 70 61 74 63 68 20 68 |2H ..and| patch h|
|00000da0| 65 72 65 20 74 68 65 20 | 61 64 64 72 65 73 73 20 |ere the |address |
|00000db0| 61 74 20 77 68 69 63 68 | 20 74 68 65 20 73 65 61 |at which| the sea|
|00000dc0| 72 63 68 20 72 65 70 6f | 72 74 65 64 20 69 74 73 |rch repo|rted its|
|00000dd0| 20 0d 0a 66 69 6e 64 20 | 70 6c 75 73 20 73 69 78 | ..find |plus six|
|00000de0| 2e 20 20 54 68 61 74 20 | 69 73 2c 20 69 6e 20 74 |.  That |is, in t|
|00000df0| 68 69 73 20 65 78 61 6d | 70 6c 65 20 32 30 30 36 |his exam|ple 2006|
|00000e00| 48 20 28 6c 6f 77 20 62 | 79 74 65 20 0d 0a 66 69 |H (low b|yte ..fi|
|00000e10| 72 73 74 29 2e 20 20 53 | 6f 20 61 74 20 31 30 31 |rst).  S|o at 101|
|00000e20| 48 20 77 65 20 70 61 74 | 63 68 20 74 68 65 20 76 |H we pat|ch the v|
|00000e30| 61 6c 75 65 20 30 36 20 | 61 6e 64 20 61 74 20 31 |alue 06 |and at 1|
|00000e40| 30 32 48 20 77 65 20 0d | 0a 70 61 74 63 68 20 74 |02H we .|.patch t|
|00000e50| 68 65 20 76 61 6c 75 65 | 20 32 30 2e 20 4f 66 20 |he value| 20. Of |
|00000e60| 63 6f 75 72 73 65 20 74 | 68 65 20 72 65 61 6c 20 |course t|he real |
|00000e70| 61 64 64 72 65 73 73 65 | 73 20 77 69 6c 6c 20 76 |addresse|s will v|
|00000e80| 61 72 79 2c 20 0d 0a 62 | 75 74 20 74 68 61 74 20 |ary, ..b|ut that |
|00000e90| 69 73 20 61 6c 6c 20 74 | 68 65 72 65 20 69 73 20 |is all t|here is |
|00000ea0| 74 6f 20 69 74 2e 20 20 | 41 6c 6c 20 77 65 20 68 |to it.  |All we h|
|00000eb0| 61 76 65 20 64 6f 6e 65 | 20 69 73 20 74 6f 0d 0a |ave done| is to..|
|00000ec0| 72 65 64 69 72 65 63 74 | 20 70 72 6f 67 72 61 6d |redirect| program|
|00000ed0| 20 65 78 65 63 75 74 69 | 6f 6e 20 66 72 6f 6d 20 | executi|on from |
|00000ee0| 74 68 65 20 63 6f 64 65 | 20 69 74 20 77 6f 75 6c |the code| it woul|
|00000ef0| 64 20 6e 6f 72 6d 61 6c | 6c 79 20 0d 0a 65 78 65 |d normal|ly ..exe|
|00000f00| 63 75 74 65 20 66 69 72 | 73 74 20 74 6f 20 6f 75 |cute fir|st to ou|
|00000f10| 72 20 6c 69 74 74 6c 65 | 20 72 6f 75 74 69 6e 65 |r little| routine|
|00000f20| 20 77 68 69 63 68 20 73 | 74 6f 72 65 73 20 48 4c | which s|tores HL|
|00000f30| 20 69 6e 20 0d 0a 6d 65 | 6d 6f 72 79 20 62 65 66 | in ..me|mory bef|
|00000f40| 6f 72 65 20 69 74 20 69 | 73 20 64 65 73 74 72 6f |ore it i|s destro|
|00000f50| 79 65 64 2e 20 20 54 68 | 65 6e 20 77 65 20 6a 75 |yed.  Th|en we ju|
|00000f60| 6d 70 20 74 6f 20 77 68 | 65 72 65 20 54 4d 32 20 |mp to wh|ere TM2 |
|00000f70| 0d 0a 77 6f 75 6c 64 20 | 68 61 76 65 20 73 74 61 |..would |have sta|
|00000f80| 72 74 65 64 20 65 78 65 | 63 75 74 69 6f 6e 2e 0d |rted exe|cution..|
|00000f90| 0a 0d 0a 4f 4b 2c 20 49 | 20 67 6f 74 20 79 6f 75 |...OK, I| got you|
|00000fa0| 20 73 74 61 72 74 65 64 | 2e 20 20 4e 6f 77 20 77 | started|.  Now w|
|00000fb0| 68 6f 20 69 73 20 67 6f | 69 6e 67 20 74 6f 20 70 |ho is go|ing to p|
|00000fc0| 75 74 20 74 6f 67 65 74 | 68 65 72 20 0d 0a 74 68 |ut toget|her ..th|
|00000fd0| 65 20 66 69 72 73 74 20 | 75 73 65 66 75 6c 20 6d |e first |useful m|
|00000fe0| 6f 64 75 6c 65 20 75 73 | 69 6e 67 20 74 68 69 73 |odule us|ing this|
|00000ff0| 20 63 6f 6e 63 65 70 74 | 3f 20 20 54 68 65 20 5a | concept|?  The Z|
|00001000| 33 33 4d 32 20 0d 0a 6d | 6f 64 75 6c 65 20 63 61 |33M2 ..m|odule ca|
|00001010| 6e 20 62 65 20 65 78 70 | 61 6e 64 65 64 20 74 6f |n be exp|anded to|
|00001020| 20 69 6e 63 6c 75 64 65 | 20 6d 6f 72 65 20 75 73 | include| more us|
|00001030| 65 66 75 6c 20 70 72 6f | 63 65 64 75 72 65 73 20 |eful pro|cedures |
|00001040| 74 6f 20 0d 0a 62 65 20 | 61 63 63 65 73 73 65 64 |to ..be |accessed|
|00001050| 20 62 79 20 4d 32 2e 20 | 20 41 20 54 43 41 50 20 | by M2. | A TCAP |
|00001060| 6d 6f 64 75 6c 65 20 63 | 6f 75 6c 64 20 62 65 20 |module c|ould be |
|00001070| 65 61 73 69 6c 79 20 62 | 75 69 6c 74 2e 20 20 0d |easily b|uilt.  .|
|00001080| 0a 68 6f 77 20 61 62 6f | 75 74 20 73 6f 6d 65 74 |.how abo|ut somet|
|00001090| 68 69 6e 67 20 6c 69 6b | 65 20 5a 33 46 49 4c 45 |hing lik|e Z3FILE|
|000010a0| 53 20 77 68 69 63 68 20 | 63 6f 75 6c 64 20 72 65 |S which |could re|
|000010b0| 73 6f 6c 76 65 20 6e 61 | 6d 65 64 20 0d 0a 64 69 |solve na|med ..di|
|000010c0| 72 65 63 74 6f 72 79 20 | 72 65 66 65 72 65 6e 63 |rectory |referenc|
|000010d0| 65 73 20 62 65 66 6f 72 | 65 20 70 61 73 73 69 6e |es befor|e passin|
|000010e0| 67 20 63 6f 6e 74 72 6f | 6c 20 74 6f 20 74 68 65 |g contro|l to the|
|000010f0| 20 46 49 4c 45 53 20 0d | 0a 6d 6f 64 75 6c 65 2e | FILES .|.module.|
|00001100| 20 20 57 68 61 74 20 61 | 62 6f 75 74 20 61 20 73 |  What a|bout a s|
|00001110| 68 65 6c 6c 3f 20 20 45 | 72 72 6f 72 20 68 61 6e |hell?  E|rror han|
|00001120| 64 6c 65 72 3f 20 20 41 | 20 70 72 6f 67 72 61 6d |dler?  A| program|
|00001130| 20 74 6f 20 0d 0a 6d 61 | 6e 69 70 75 6c 61 74 65 | to ..ma|nipulate|
|00001140| 20 74 68 65 20 6d 75 6c | 74 69 2d 63 6f 6d 6d 61 | the mul|ti-comma|
|00001150| 6e 64 20 6c 69 6e 65 20 | 62 75 66 66 65 72 3f 20 |nd line |buffer? |
|00001160| 20 53 6b 79 27 73 20 74 | 68 65 20 6c 69 6d 69 74 | Sky's t|he limit|
|00001170| 21 0d 0a 0d 0a 09 09 09 | 53 74 65 76 65 20 43 6f |!.......|Steve Co|
|00001180| 68 65 6e 0d 0a 09 09 09 | 4a 75 6e 65 20 38 2c 20 |hen.....|June 8, |
|00001190| 31 39 38 37 0d 0a 0d 0a | 5a 33 33 0d 0a 1a 61 6e |1987....|Z33...an|
|000011a0| 64 6c 65 72 3f 20 20 41 | 20 70 72 6f 67 72 61 6d |dler?  A| program|
|000011b0| 20 74 6f 20 0d 0a 6d 61 | 6e 69 70 75 6c 61 74 65 | to ..ma|nipulate|
|000011c0| 20 74 68 65 20 6d 75 6c | 74 69 2d 63 6f 6d 6d 61 | the mul|ti-comma|
|000011d0| 6e 64 20 6c 69 6e 65 20 | 62 75 66 66 65 72 3f 20 |nd line |buffer? |
|000011e0| 20 53 6b 79 27 73 20 74 | 68 65 20 6c 69 6d 69 74 | Sky's t|he limit|
|000011f0| 21 0d 0a 0d 0a 09 09 09 | 53 74 65 76 65 20 43 6f |!.......|Steve Co|
|00001200| 44 45 46 49 4e 49 54 49 | 4f 4e 20 4d 4f 44 55 4c |DEFINITI|ON MODUL|
|00001210| 45 20 5a 33 33 4d 32 3b | 0d 0a 50 52 4f 43 45 44 |E Z33M2;|..PROCED|
|00001220| 55 52 45 20 47 45 54 45 | 4e 56 28 29 3a 43 41 52 |URE GETE|NV():CAR|
|00001230| 44 49 4e 41 4c 3b 0d 0a | 45 4e 44 20 5a 33 33 4d |DINAL;..|END Z33M|
|00001240| 32 2e 0d 0a 1a 00 00 00 | 00 00 00 00 00 00 00 00 |2.......|........|
|00001250| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001260| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001270| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001280| 3b 20 73 6b 65 6c 65 74 | 6f 6e 20 6f 66 20 61 20 |; skelet|on of a |
|00001290| 6d 6f 64 75 6c 65 20 74 | 68 61 74 20 67 65 74 73 |module t|hat gets|
|000012a0| 20 74 68 65 20 61 64 64 | 72 65 73 73 20 6f 66 20 | the add|ress of |
|000012b0| 74 68 65 20 5a 43 50 52 | 33 33 20 0d 0a 3b 20 65 |the ZCPR|33 ..; e|
|000012c0| 6e 76 69 72 6f 6e 6d 65 | 6e 74 61 6c 20 64 65 73 |nvironme|ntal des|
|000012d0| 63 72 69 70 74 6f 72 20 | 66 72 6f 6d 20 74 68 65 |criptor |from the|
|000012e0| 20 63 6f 6d 6d 61 6e 64 | 20 70 72 6f 63 65 73 73 | command| process|
|000012f0| 6f 72 2c 20 61 6e 64 20 | 0d 0a 3b 20 73 74 6f 72 |or, and |..; stor|
|00001300| 65 73 20 69 74 20 61 77 | 61 79 2e 20 20 41 6c 73 |es it aw|ay.  Als|
|00001310| 6f 20 61 20 72 6f 75 74 | 69 6e 65 20 74 6f 20 72 |o a rout|ine to r|
|00001320| 65 74 72 69 65 76 65 20 | 69 74 20 6c 61 74 65 72 |etrieve |it later|
|00001330| 2c 20 0d 0a 3b 20 61 63 | 63 65 73 73 69 62 6c 65 |, ..; ac|cessible|
|00001340| 20 66 72 6f 6d 20 54 75 | 72 62 6f 2d 4d 6f 64 75 | from Tu|rbo-Modu|
|00001350| 6c 61 32 2e 0d 0a 3b 0d | 0a 3b 09 53 74 65 76 65 |la2...;.|.;.Steve|
|00001360| 20 43 6f 68 65 6e 0d 0a | 3b 09 4a 75 6e 65 20 38 | Cohen..|;.June 8|
|00001370| 2c 20 31 39 38 37 0d 0a | 3b 0d 0a 09 50 55 42 4c |, 1987..|;...PUBL|
|00001380| 49 43 20 20 47 45 54 45 | 4e 56 0d 0a 0d 0a 09 44 |IC  GETE|NV.....D|
|00001390| 42 09 27 5a 33 33 45 4e | 56 27 09 09 3b 20 4a 55 |B.'Z33EN|V'..; JU|
|000013a0| 53 54 20 46 4f 52 20 46 | 49 4e 44 49 4e 47 20 54 |ST FOR F|INDING T|
|000013b0| 48 49 53 20 43 4f 44 45 | 20 57 49 54 48 0d 0a 09 |HIS CODE| WITH...|
|000013c0| 09 09 09 09 3b 20 50 41 | 54 43 48 45 52 20 4f 52 |....; PA|TCHER OR|
|000013d0| 20 44 45 42 55 47 47 45 | 52 0d 0a 0d 0a 3b 20 74 | DEBUGGE|R....; t|
|000013e0| 68 69 73 20 69 73 20 74 | 68 65 20 72 6f 75 74 69 |his is t|he routi|
|000013f0| 6e 65 20 74 6f 20 77 68 | 69 63 68 20 61 20 70 72 |ne to wh|ich a pr|
|00001400| 6f 67 72 61 6d 20 77 69 | 6c 6c 20 6a 75 6d 70 20 |ogram wi|ll jump |
|00001410| 28 61 66 74 65 72 20 0d | 0a 3b 20 77 65 20 70 61 |(after .|.; we pa|
|00001420| 74 63 68 20 69 74 20 74 | 6f 20 64 6f 20 73 6f 29 |tch it t|o do so)|
|00001430| 20 69 6d 6d 65 64 69 61 | 74 65 6c 79 20 75 70 6f | immedia|tely upo|
|00001440| 6e 20 65 78 65 63 75 74 | 69 6f 6e 20 77 68 69 63 |n execut|ion whic|
|00001450| 68 20 0d 0a 3b 20 73 61 | 76 65 73 20 74 68 65 20 |h ..; sa|ves the |
|00001460| 45 4e 56 20 61 64 64 72 | 65 73 73 20 77 68 69 63 |ENV addr|ess whic|
|00001470| 68 20 5a 33 33 20 70 72 | 6f 76 69 64 65 73 20 75 |h Z33 pr|ovides u|
|00001480| 73 20 69 6e 20 48 4c 2e | 0d 0a 09 09 09 09 09 0d |s in HL.|........|
|00001490| 0a 09 4c 44 09 28 5a 33 | 33 41 44 52 29 2c 48 4c |..LD.(Z3|3ADR),HL|
|000014a0| 09 09 3b 20 50 41 54 43 | 48 20 46 49 52 53 54 20 |..; PATC|H FIRST |
|000014b0| 4a 55 4d 50 20 49 4e 53 | 54 52 55 43 54 49 4f 4e |JUMP INS|TRUCTION|
|000014c0| 20 54 4f 0d 0a 09 09 09 | 09 09 3b 20 4a 55 4d 50 | TO.....|..; JUMP|
|000014d0| 20 54 4f 20 48 45 52 45 | 0d 0a 0d 0a 09 4a 50 09 | TO HERE|.....JP.|
|000014e0| 30 09 09 09 3b 20 50 41 | 54 43 48 20 54 48 49 53 |0...; PA|TCH THIS|
|000014f0| 20 4a 55 4d 50 20 54 4f | 20 57 48 45 52 45 20 54 | JUMP TO| WHERE T|
|00001500| 48 45 0d 0a 09 09 09 09 | 09 3b 20 4f 4c 44 20 46 |HE......|.; OLD F|
|00001510| 49 52 53 54 20 4a 55 4d | 50 20 49 4e 53 54 52 55 |IRST JUM|P INSTRU|
|00001520| 43 54 49 4f 4e 0d 0a 09 | 09 09 09 09 3b 20 4a 55 |CTION...|....; JU|
|00001530| 4d 50 45 44 20 54 4f 0d | 0a 09 09 09 09 09 0d 0a |MPED TO.|........|
|00001540| 5a 33 33 41 44 52 3a 09 | 44 57 09 30 09 09 09 3b |Z33ADR:.|DW.0...;|
|00001550| 20 53 54 4f 52 41 47 45 | 20 46 4f 52 20 5a 33 33 | STORAGE| FOR Z33|
|00001560| 20 45 4e 56 20 41 44 44 | 52 45 53 53 0d 0a 3b 0d | ENV ADD|RESS..;.|
|00001570| 0a 3b 20 74 68 69 73 20 | 72 6f 75 74 69 6e 65 20 |.; this |routine |
|00001580| 63 61 6e 20 62 65 20 63 | 61 6c 6c 65 64 20 62 79 |can be c|alled by|
|00001590| 20 61 6e 79 20 54 4d 32 | 20 6d 6f 64 75 6c 65 20 | any TM2| module |
|000015a0| 74 68 61 74 20 69 6d 70 | 6f 72 74 73 20 0d 0a 3b |that imp|orts ..;|
|000015b0| 20 74 6f 20 72 65 74 75 | 72 6e 20 74 68 65 20 45 | to retu|rn the E|
|000015c0| 4e 56 20 61 64 64 72 65 | 73 73 2e 20 20 54 68 65 |NV addre|ss.  The|
|000015d0| 20 70 72 6f 63 65 64 75 | 72 65 20 69 73 20 69 6e | procedu|re is in|
|000015e0| 20 74 68 69 73 20 66 6f | 72 6d 3a 0d 0a 3b 0d 0a | this fo|rm:..;..|
|000015f0| 3b 20 09 50 52 4f 43 45 | 44 55 52 45 20 47 45 54 |; .PROCE|DURE GET|
|00001600| 45 4e 56 28 29 3a 43 41 | 52 44 49 4e 41 4c 3b 0d |ENV():CA|RDINAL;.|
|00001610| 0a 3b 0d 0a 47 45 54 45 | 4e 56 3a 20 0d 0a 09 4c |.;..GETE|NV: ...L|
|00001620| 44 09 48 4c 2c 28 5a 33 | 33 41 44 52 29 09 09 3b |D.HL,(Z3|3ADR)..;|
|00001630| 20 4d 55 53 54 20 48 41 | 56 45 20 42 45 45 4e 20 | MUST HA|VE BEEN |
|00001640| 50 52 45 56 49 4f 55 53 | 4c 59 20 49 4e 49 54 49 |PREVIOUS|LY INITI|
|00001650| 41 4c 49 5a 45 44 0d 0a | 09 45 58 09 28 53 50 29 |ALIZED..|.EX.(SP)|
|00001660| 2c 48 4c 09 09 09 3b 20 | 52 45 54 55 52 4e 20 49 |,HL...; |RETURN I|
|00001670| 54 20 56 49 41 20 53 54 | 41 43 4b 0d 0a 09 50 55 |T VIA ST|ACK...PU|
|00001680| 53 48 09 48 4c 09 09 09 | 3b 20 70 75 74 20 72 65 |SH.HL...|; put re|
|00001690| 74 75 72 6e 20 61 64 64 | 72 65 73 73 20 62 61 63 |turn add|ress bac|
|000016a0| 6b 0d 0a 09 52 45 54 0d | 0a 09 0d 0a 09 45 4e 44 |k...RET.|.....END|
|000016b0| 1a 4d 55 53 54 20 48 41 | 56 45 20 42 45 45 4e 20 |.MUST HA|VE BEEN |
|000016c0| 50 52 45 56 49 4f 55 53 | 4c 59 20 49 4e 49 54 49 |PREVIOUS|LY INITI|
|000016d0| 41 4c 49 5a 45 44 0d 0a | 09 45 58 09 28 53 50 29 |ALIZED..|.EX.(SP)|
|000016e0| 2c 48 4c 09 09 09 3b 20 | 52 45 54 55 52 4e 20 49 |,HL...; |RETURN I|
|000016f0| 54 20 56 49 41 20 53 54 | 41 43 4b 0d 0a 09 50 55 |T VIA ST|ACK...PU|
+--------+-------------------------+-------------------------+--------+--------+