System Variables:
4009    00  VERSN
400A  000A  E_PPC
400C  40A0  D_FILE
400E  40A1  DF_CC
4010  43B9  VARS
4012  0000  DEST
4014  43BA  E_LINE
4016  43BB  CH_ADD
4018  0000  X_PTR
401A  43BC  STKBOT
401C  43BC  STKEND
401E    00  BREG
401F  405D  MEM
4021    00  FREE1
4022    02  DF_SZ
4023  0000  S_TOP
4025  FFFF  LAST_K
4027    0F  DEBOUNCE
4028    37  MARGIN
4029  40A0  NXTLIN
402B  0000  OLDPPC
402D    00  FLAGX
402E  0000  STRLEN
4030  0C6B  T_ADDR
4032  0000  SEED
4034  FFFF  FRAMES
4036    00  COORDS_X
4037    00  COORDS_Y
4038    BC  PR_CC
4039    21  S_POSN_COL
403A    18  S_POSN_ROW
403B    40  CDFLAG
403C        PRBUFF
403C        00 00 00 00 00 00 00 00                     
4044        00 00 00 00 00 00 00 00                     
404C        00 00 00 00 00 00 00 00                     
4054        00 00 00 00 00 00 00 00                     
405C        76                          \76 
405D        MEM[0] = 0
405D        00 00 00 00 00                        
4062        MEM[1] = 0
4062        00 00 00 00 00                        
4067        MEM[2] = 0
4067        00 00 00 00 00                        
406C        MEM[3] = 0
406C        00 00 00 00 00                        
4071        MEM[4] = 0
4071        00 00 00 00 00                        
4076        MEM[5] = 0
4076        00 00 00 00 00                        
407B  0000  FREE2

BASIC Program:
407D        [24] 10 PRINT USR (16537{16537}+5{5})
407D        00 0A 18 00 F5 D4 10 1D       \0A /   PRINT  USR  ( 1 
4085        22 21 1F 23 7E 8F 01 32     6 5 3 7 \7E %? \01 M 
408D        00 00 15 21 7E 83 20 00         + 5 \7E \83 4   
4095        00 00 11 76                     ) \76 

4099        [3] 20 REM TAN 
4099        00 14 03 00 EA C9 76          = \03   REM  TAN  \76 


D_FILE Section:
40A0        D_FILE
40A0        76                          \76 
40A1        00 00 00 00 00 00 00 00                     
40A9        00 00 00 00 00 00 00 00                     
40B1        00 00 00 00 00 00 00 00                     
40B9        00 00 00 00 00 00 00 00                     
40C1        76                          \76 
40C2        00 00 00 00 00 00 00 00                     
40CA        00 00 00 00 00 00 00 00                     
40D2        00 00 00 00 00 00 00 00                     
40DA        00 00 00 00 00 00 00 00                     
40E2        76                          \76 
40E3        00 00 00 00 00 00 00 00                     
40EB        00 00 00 00 00 00 00 00                     
40F3        00 00 00 00 00 00 00 00                     
40FB        00 00 00 00 00 00 00 00                     
4103        76                          \76 
4104        00 00 00 00 00 00 00 00                     
410C        00 00 00 00 00 00 00 00                     
4114        00 00 00 00 00 00 00 00                     
411C        00 00 00 00 00 00 00 00                     
4124        76                          \76 
4125        00 00 00 00 00 00 00 00                     
412D        00 00 00 00 00 00 00 00                     
4135        00 00 00 00 00 00 00 00                     
413D        00 00 00 00 00 00 00 00                     
4145        76                          \76 
4146        00 00 00 00 00 00 00 00                     
414E        00 00 00 00 00 00 00 00                     
4156        00 00 00 00 00 00 00 00                     
415E        00 00 00 00 00 00 00 00                     
4166        76                          \76 
4167        00 00 00 00 00 00 00 00                     
416F        00 00 00 00 00 00 00 00                     
4177        00 00 00 00 00 00 00 00                     
417F        00 00 00 00 00 00 00 00                     
4187        76                          \76 
4188        00 00 00 00 00 00 00 00                     
4190        00 00 00 00 00 00 00 00                     
4198        00 00 00 00 00 00 00 00                     
41A0        00 00 00 00 00 00 00 00                     
41A8        76                          \76 
41A9        00 00 00 00 00 00 00 00                     
41B1        00 00 00 00 00 00 00 00                     
41B9        00 00 00 00 00 00 00 00                     
41C1        00 00 00 00 00 00 00 00                     
41C9        76                          \76 
41CA        00 00 00 00 00 00 00 00                     
41D2        00 00 00 00 00 00 00 00                     
41DA        00 00 00 00 00 00 00 00                     
41E2        00 00 00 00 00 00 00 00                     
41EA        76                          \76 
41EB        00 00 00 00 00 00 00 00                     
41F3        00 00 00 00 00 00 00 00                     
41FB        00 00 00 00 00 00 00 00                     
4203        00 00 00 00 00 00 00 00                     
420B        76                          \76 
420C        00 00 00 00 00 00 00 00                     
4214        00 00 00 00 00 00 00 00                     
421C        00 00 00 00 00 00 00 00                     
4224        00 00 00 00 00 00 00 00                     
422C        76                          \76 
422D        00 00 00 00 00 00 00 00                     
4235        00 00 00 00 00 00 00 00                     
423D        00 00 00 00 00 00 00 00                     
4245        00 00 00 00 00 00 00 00                     
424D        76                          \76 
424E        00 00 00 00 00 00 00 00                     
4256        00 00 00 00 00 00 00 00                     
425E        00 00 00 00 00 00 00 00                     
4266        00 00 00 00 00 00 00 00                     
426E        76                          \76 
426F        00 00 00 00 00 00 00 00                     
4277        00 00 00 00 00 00 00 00                     
427F        00 00 00 00 00 00 00 00                     
4287        00 00 00 00 00 00 00 00                     
428F        76                          \76 
4290        00 00 00 00 00 00 00 00                     
4298        00 00 00 00 00 00 00 00                     
42A0        00 00 00 00 00 00 00 00                     
42A8        00 00 00 00 00 00 00 00                     
42B0        76                          \76 
42B1        00 00 00 00 00 00 00 00                     
42B9        00 00 00 00 00 00 00 00                     
42C1        00 00 00 00 00 00 00 00                     
42C9        00 00 00 00 00 00 00 00                     
42D1        76                          \76 
42D2        00 00 00 00 00 00 00 00                     
42DA        00 00 00 00 00 00 00 00                     
42E2        00 00 00 00 00 00 00 00                     
42EA        00 00 00 00 00 00 00 00                     
42F2        76                          \76 
42F3        00 00 00 00 00 00 00 00                     
42FB        00 00 00 00 00 00 00 00                     
4303        00 00 00 00 00 00 00 00                     
430B        00 00 00 00 00 00 00 00                     
4313        76                          \76 
4314        00 00 00 00 00 00 00 00                     
431C        00 00 00 00 00 00 00 00                     
4324        00 00 00 00 00 00 00 00                     
432C        00 00 00 00 00 00 00 00                     
4334        76                          \76 
4335        00 00 00 00 00 00 00 00                     
433D        00 00 00 00 00 00 00 00                     
4345        00 00 00 00 00 00 00 00                     
434D        00 00 00 00 00 00 00 00                     
4355        76                          \76 
4356        00 00 00 00 00 00 00 00                     
435E        00 00 00 00 00 00 00 00                     
4366        00 00 00 00 00 00 00 00                     
436E        00 00 00 00 00 00 00 00                     
4376        76                          \76 
4377        00 00 00 00 00 00 00 00                     
437F        00 00 00 00 00 00 00 00                     
4387        00 00 00 00 00 00 00 00                     
438F        00 00 00 00 00 00 00 00                     
4397        76                          \76 
4398        00 00 00 00 00 00 00 00                     
43A0        00 00 00 00 00 00 00 00                     
43A8        00 00 00 00 00 00 00 00                     
43B0        00 00 00 00 00 00 00 00                     
43B8        76                          \76 

VARS Section:
43B9        end marker
43B9        80                          %  
