P/BSCROLL

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P/BSCROLL

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk:	Home » Personal collection » Acorn ADFS disks » Electron_User_Group » EUG_29.ADF
Filename:	P/BSCROLL
Read OK:	✔
File size:	021E bytes
Load address:	FFFF1D00
Exec address:	FFFF8023

Duplicates

There are 2 duplicate copies of this file in the archive:

AEW website » eug » eug_3_5_discs_Eug-29_A-EUG29.adf » U/SCR-B
AEW website » eug » eug_5_25_discs_Eug-29_D-EUG29.dsd » U.SCR-B
Personal collection » Acorn ADFS disks » Electron_User_Group » EUG_29.ADF » P/BSCROLL

File contents

   10MODE4
   20VDU19,1,2,0,0,0
   25VDU23,1,0;0;0;0;
   40k%=4
   50FORy%=350TO250STEP-8
   60k%=k%+10
   70MOVE0,y%:DRAWk%,y%:MOVE1100,y%:DRAW1279,y%
   80NEXT
   90k%=520
  100FORy%=246TO150STEP-8
  110k%=k%+10
  120MOVE0,y%:DRAWk%,y%:MOVE1100,y%:DRAW1279,y%
  130NEXT
  140FORy%=142TO0STEP-8
  150MOVE0,y%:DRAW1279,y%
  160NEXT
  170PRINTTAB(22,22);"OOOOOOO" 
  180PRINTTAB(22,23);"XXXXXXX"
  190PRINTTAB(22,24);"OOOOOOO"
 1000REPEAT
 1010a%=&6482:b%=&6480
 1020REPEAT
 1030FORy%=0TO6STEP2
 1040a%=a%+y%:b%=b%+y%
 1050FORx%=1TO40
 1060?b%=?a%
 1065?(b%+1)=?(a%+1)
 1070a%=a%+8:b%=b%+8 
 1080NEXT
 1090IFy%=4 a%=a%-12 ELSEa%=a%-&140-y%
 1100IFy%=6 b%=b%-6:a%=a%+8 ELSEb%=b%-&140-y%
 1110NEXT
 1120UNTILa%>&7E00
 1130UNTIL?&6480<>0


�4
�19,1,2,0,0,0
�23,1,0;0;0;0;
(k%=4
2�y%=350�250�-8
<k%=k%+10
F"�0,y%:�k%,y%:�1100,y%:�1279,y%
P�
Z
k%=520
d�y%=246�150�-8
nk%=k%+10
x"�0,y%:�k%,y%:�1100,y%:�1279,y%
��
��y%=142�0�-8
��0,y%:�1279,y%
��
��22,22);"OOOOOOO" 
��22,23);"XXXXXXX"
��22,24);"OOOOOOO"
��
�a%=&6482:b%=&6480
��

�y%=0�6�2
a%=a%+y%:b%=b%+y%
�x%=1�40
$?b%=?a%
)?(b%+1)=?(a%+1)
.a%=a%+8:b%=b%+8 
8�
B!�y%=4 a%=a%-12 �a%=a%-&140-y%
L(�y%=6 b%=b%-6:a%=a%+8 �b%=b%-&140-y%
V�
`
�a%>&7E00
j�?&6480<>0
�

00000000  0d 00 0a 06 eb 34 0d 00  14 11 ef 31 39 2c 31 2c  |.....4.....19,1,|
00000010  32 2c 30 2c 30 2c 30 0d  00 19 12 ef 32 33 2c 31  |2,0,0,0.....23,1|
00000020  2c 30 3b 30 3b 30 3b 30  3b 0d 00 28 08 6b 25 3d  |,0;0;0;0;..(.k%=|
00000030  34 0d 00 32 12 e3 79 25  3d 33 35 30 b8 32 35 30  |4..2..y%=350.250|
00000040  88 2d 38 0d 00 3c 0c 6b  25 3d 6b 25 2b 31 30 0d  |.-8..<.k%=k%+10.|
00000050  00 46 22 ec 30 2c 79 25  3a df 6b 25 2c 79 25 3a  |.F".0,y%:.k%,y%:|
00000060  ec 31 31 30 30 2c 79 25  3a df 31 32 37 39 2c 79  |.1100,y%:.1279,y|
00000070  25 0d 00 50 05 ed 0d 00  5a 0a 6b 25 3d 35 32 30  |%..P....Z.k%=520|
00000080  0d 00 64 12 e3 79 25 3d  32 34 36 b8 31 35 30 88  |..d..y%=246.150.|
00000090  2d 38 0d 00 6e 0c 6b 25  3d 6b 25 2b 31 30 0d 00  |-8..n.k%=k%+10..|
000000a0  78 22 ec 30 2c 79 25 3a  df 6b 25 2c 79 25 3a ec  |x".0,y%:.k%,y%:.|
000000b0  31 31 30 30 2c 79 25 3a  df 31 32 37 39 2c 79 25  |1100,y%:.1279,y%|
000000c0  0d 00 82 05 ed 0d 00 8c  10 e3 79 25 3d 31 34 32  |..........y%=142|
000000d0  b8 30 88 2d 38 0d 00 96  12 ec 30 2c 79 25 3a df  |.0.-8.....0,y%:.|
000000e0  31 32 37 39 2c 79 25 0d  00 a0 05 ed 0d 00 aa 17  |1279,y%.........|
000000f0  f1 8a 32 32 2c 32 32 29  3b 22 4f 4f 4f 4f 4f 4f  |..22,22);"OOOOOO|
00000100  4f 22 20 0d 00 b4 16 f1  8a 32 32 2c 32 33 29 3b  |O" ......22,23);|
00000110  22 58 58 58 58 58 58 58  22 0d 00 be 16 f1 8a 32  |"XXXXXXX"......2|
00000120  32 2c 32 34 29 3b 22 4f  4f 4f 4f 4f 4f 4f 22 0d  |2,24);"OOOOOOO".|
00000130  03 e8 05 f5 0d 03 f2 15  61 25 3d 26 36 34 38 32  |........a%=&6482|
00000140  3a 62 25 3d 26 36 34 38  30 0d 03 fc 05 f5 0d 04  |:b%=&6480.......|
00000150  06 0d e3 79 25 3d 30 b8  36 88 32 0d 04 10 15 61  |...y%=0.6.2....a|
00000160  25 3d 61 25 2b 79 25 3a  62 25 3d 62 25 2b 79 25  |%=a%+y%:b%=b%+y%|
00000170  0d 04 1a 0c e3 78 25 3d  31 b8 34 30 0d 04 24 0b  |.....x%=1.40..$.|
00000180  3f 62 25 3d 3f 61 25 0d  04 29 13 3f 28 62 25 2b  |?b%=?a%..).?(b%+|
00000190  31 29 3d 3f 28 61 25 2b  31 29 0d 04 2e 14 61 25  |1)=?(a%+1)....a%|
000001a0  3d 61 25 2b 38 3a 62 25  3d 62 25 2b 38 20 0d 04  |=a%+8:b%=b%+8 ..|
000001b0  38 05 ed 0d 04 42 21 e7  79 25 3d 34 20 61 25 3d  |8....B!.y%=4 a%=|
000001c0  61 25 2d 31 32 20 8b 61  25 3d 61 25 2d 26 31 34  |a%-12 .a%=a%-&14|
000001d0  30 2d 79 25 0d 04 4c 28  e7 79 25 3d 36 20 62 25  |0-y%..L(.y%=6 b%|
000001e0  3d 62 25 2d 36 3a 61 25  3d 61 25 2b 38 20 8b 62  |=b%-6:a%=a%+8 .b|
000001f0  25 3d 62 25 2d 26 31 34  30 2d 79 25 0d 04 56 05  |%=b%-&140-y%..V.|
00000200  ed 0d 04 60 0d fd 61 25  3e 26 37 45 30 30 0d 04  |...`..a%>&7E00..|
00000210  6a 0e fd 3f 26 36 34 38  30 3c 3e 30 0d ff        |j..?&6480<>0..|
0000021e

P/BSCROLL.m0

P/BSCROLL.m1

P/BSCROLL.m2

P/BSCROLL.m4

P/BSCROLL.m5

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