Home » Personal collection » Acorn tapes » Own_Work » box04_tape16a_acorn_d90_public_domain.wav » Channel4

Channel4

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 tapes » Own_Work » box04_tape16a_acorn_d90_public_domain.wav
Filename: Channel4
Read OK:
File size: 040D bytes
Load address: FFFF0E00
Exec address: FFFF8023
File contents
    0ONERROREND
    1:
    2REM Channel4 Logo
    3REM converted from the Archimedes
    4REM By Sean Creech
    5REM 15_11_1988 (c) EU Club
    6:
    7 MODE2:VDU23;8202;0;0;0;
    8FORI%=8TO15
    9VDU19,I%,16,(I%AND1)*&80,(I%AND2)*&40,(I%AND4)*&20
   10NEXT
   11K=7/SQR85
   12L=6/SQR85
   13AX=11:AY=14-1/L:BX=12:BY=AY+7/6:CX=11:CY=14:DX=12-K:DY=BY+L
   14SX%=-32:SY%=32
   15KX=64:KY=64
   16PP%=&75
   17REPEAT
   18READ COL%
   19READ X1,Y1, X2,Y2, X3,Y3, X4,Y4
   20X1=X1*KX:X2=X2*KX:X3=X3*KX:X4=X4*KX
   21Y1=Y1*KY:Y2=Y2*KY:Y3=Y3*KY:Y4=Y4*KY
   22GCOL0,COL%+8
   23MOVEX1,Y1:MOVEX2,Y2:PLOT0,SX%,SY%:PLOTPP%,X1+SX%,Y1+SY%
   24MOVEX2,Y2:MOVEX4,Y4:PLOT0,SX%,SY%:PLOTPP%,X2+SX%,Y2+SY%
   25MOVEX4,Y4:MOVEX3,Y3:PLOT0,SX%,SY%:PLOTPP%,X4+SX%,Y4+SY%
   26MOVEX3,Y3:MOVEX1,Y1:PLOT0,SX%,SY%:PLOTPP%,X3+SX%,Y3+SY%
   27GCOL0,COL%
   28MOVE X1,Y1
   29MOVE X2,Y2
   30PLOT 85,X3,Y3
   31PLOT 85,X4,Y4
   32UNTILCOL%<0
   33DATA 5, 11,3, 13,3, 11,4, 13,4
   34DATA 2, 12,6, 13,6, 12,7, 13,7
   35DATA 1, 11,4, 12,4, 11,14-7/6, 12,BY
   36DATA 4, 10,3, 11,3, 10,6, 11,6
   37DATA 5, 9,3, 10,3, 9,4, 10,4
   38DATA 2, 5,6, 11,6, 5,7, 11,7
   39DATA 3, AX,AY, BX,BY, CX,CY, DX,DY
   40DATA 4, 10,7, 11,7, 10,13, 11,14
   41DATA 3, 5,7, 5+1/K,7, 10,13, 10,13-1/L
   42DATA -1
��
:
� Channel4 Logo
#� converted from the Archimedes
� By Sean Creech
� 15_11_1988 (c) EU Club
:
 �2:�23;8202;0;0;0;
�I%=8�15
	.�19,I%,16,(I%�1)*&80,(I%�2)*&40,(I%�4)*&20

�
K=7/�85
L=6/�85

?AX=11:AY=14-1/L:BX=12:BY=AY+7/6:CX=11:CY=14:DX=12-K:DY=BY+L
SX%=-32:SY%=32
KX=64:KY=64
PP%=&75
�

� COL%
 � X1,Y1, X2,Y2, X3,Y3, X4,Y4
'X1=X1*KX:X2=X2*KX:X3=X3*KX:X4=X4*KX
'Y1=Y1*KY:Y2=Y2*KY:Y3=Y3*KY:Y4=Y4*KY

�0,COL%+8
/�X1,Y1:�X2,Y2:�0,SX%,SY%:�PP%,X1+SX%,Y1+SY%
/�X2,Y2:�X4,Y4:�0,SX%,SY%:�PP%,X2+SX%,Y2+SY%
/�X4,Y4:�X3,Y3:�0,SX%,SY%:�PP%,X4+SX%,Y4+SY%
/�X3,Y3:�X1,Y1:�0,SX%,SY%:�PP%,X3+SX%,Y3+SY%
�0,COL%
� X1,Y1
� X2,Y2
� 85,X3,Y3
� 85,X4,Y4
 �COL%<0
!� 5, 11,3, 13,3, 11,4, 13,4
"� 2, 12,6, 13,6, 12,7, 13,7
#%� 1, 11,4, 12,4, 11,14-7/6, 12,BY
$� 4, 10,3, 11,3, 10,6, 11,6
%� 5, 9,3, 10,3, 9,4, 10,4
&� 2, 5,6, 11,6, 5,7, 11,7
'#� 3, AX,AY, BX,BY, CX,CY, DX,DY
(!� 4, 10,7, 11,7, 10,13, 11,14
)'� 3, 5,7, 5+1/K,7, 10,13, 10,13-1/L
*� -1
�
00000000  0d 00 00 07 ee 85 e0 0d  00 01 05 3a 0d 00 02 13  |...........:....|
00000010  f4 20 43 68 61 6e 6e 65  6c 34 20 4c 6f 67 6f 0d  |. Channel4 Logo.|
00000020  00 03 23 f4 20 63 6f 6e  76 65 72 74 65 64 20 66  |..#. converted f|
00000030  72 6f 6d 20 74 68 65 20  41 72 63 68 69 6d 65 64  |rom the Archimed|
00000040  65 73 0d 00 04 14 f4 20  42 79 20 53 65 61 6e 20  |es..... By Sean |
00000050  43 72 65 65 63 68 0d 00  05 1c f4 20 31 35 5f 31  |Creech..... 15_1|
00000060  31 5f 31 39 38 38 20 28  63 29 20 45 55 20 43 6c  |1_1988 (c) EU Cl|
00000070  75 62 0d 00 06 05 3a 0d  00 07 17 20 eb 32 3a ef  |ub....:.... .2:.|
00000080  32 33 3b 38 32 30 32 3b  30 3b 30 3b 30 3b 0d 00  |23;8202;0;0;0;..|
00000090  08 0c e3 49 25 3d 38 b8  31 35 0d 00 09 2e ef 31  |...I%=8.15.....1|
000000a0  39 2c 49 25 2c 31 36 2c  28 49 25 80 31 29 2a 26  |9,I%,16,(I%.1)*&|
000000b0  38 30 2c 28 49 25 80 32  29 2a 26 34 30 2c 28 49  |80,(I%.2)*&40,(I|
000000c0  25 80 34 29 2a 26 32 30  0d 00 0a 05 ed 0d 00 0b  |%.4)*&20........|
000000d0  0b 4b 3d 37 2f b6 38 35  0d 00 0c 0b 4c 3d 36 2f  |.K=7/.85....L=6/|
000000e0  b6 38 35 0d 00 0d 3f 41  58 3d 31 31 3a 41 59 3d  |.85...?AX=11:AY=|
000000f0  31 34 2d 31 2f 4c 3a 42  58 3d 31 32 3a 42 59 3d  |14-1/L:BX=12:BY=|
00000100  41 59 2b 37 2f 36 3a 43  58 3d 31 31 3a 43 59 3d  |AY+7/6:CX=11:CY=|
00000110  31 34 3a 44 58 3d 31 32  2d 4b 3a 44 59 3d 42 59  |14:DX=12-K:DY=BY|
00000120  2b 4c 0d 00 0e 12 53 58  25 3d 2d 33 32 3a 53 59  |+L....SX%=-32:SY|
00000130  25 3d 33 32 0d 00 0f 0f  4b 58 3d 36 34 3a 4b 59  |%=32....KX=64:KY|
00000140  3d 36 34 0d 00 10 0b 50  50 25 3d 26 37 35 0d 00  |=64....PP%=&75..|
00000150  11 05 f5 0d 00 12 0a f3  20 43 4f 4c 25 0d 00 13  |........ COL%...|
00000160  20 f3 20 58 31 2c 59 31  2c 20 58 32 2c 59 32 2c  | . X1,Y1, X2,Y2,|
00000170  20 58 33 2c 59 33 2c 20  58 34 2c 59 34 0d 00 14  | X3,Y3, X4,Y4...|
00000180  27 58 31 3d 58 31 2a 4b  58 3a 58 32 3d 58 32 2a  |'X1=X1*KX:X2=X2*|
00000190  4b 58 3a 58 33 3d 58 33  2a 4b 58 3a 58 34 3d 58  |KX:X3=X3*KX:X4=X|
000001a0  34 2a 4b 58 0d 00 15 27  59 31 3d 59 31 2a 4b 59  |4*KX...'Y1=Y1*KY|
000001b0  3a 59 32 3d 59 32 2a 4b  59 3a 59 33 3d 59 33 2a  |:Y2=Y2*KY:Y3=Y3*|
000001c0  4b 59 3a 59 34 3d 59 34  2a 4b 59 0d 00 16 0d e6  |KY:Y4=Y4*KY.....|
000001d0  30 2c 43 4f 4c 25 2b 38  0d 00 17 2f ec 58 31 2c  |0,COL%+8.../.X1,|
000001e0  59 31 3a ec 58 32 2c 59  32 3a f0 30 2c 53 58 25  |Y1:.X2,Y2:.0,SX%|
000001f0  2c 53 59 25 3a f0 50 50  25 2c 58 31 2b 53 58 25  |,SY%:.PP%,X1+SX%|
00000200  2c 59 31 2b 53 59 25 0d  00 18 2f ec 58 32 2c 59  |,Y1+SY%.../.X2,Y|
00000210  32 3a ec 58 34 2c 59 34  3a f0 30 2c 53 58 25 2c  |2:.X4,Y4:.0,SX%,|
00000220  53 59 25 3a f0 50 50 25  2c 58 32 2b 53 58 25 2c  |SY%:.PP%,X2+SX%,|
00000230  59 32 2b 53 59 25 0d 00  19 2f ec 58 34 2c 59 34  |Y2+SY%.../.X4,Y4|
00000240  3a ec 58 33 2c 59 33 3a  f0 30 2c 53 58 25 2c 53  |:.X3,Y3:.0,SX%,S|
00000250  59 25 3a f0 50 50 25 2c  58 34 2b 53 58 25 2c 59  |Y%:.PP%,X4+SX%,Y|
00000260  34 2b 53 59 25 0d 00 1a  2f ec 58 33 2c 59 33 3a  |4+SY%.../.X3,Y3:|
00000270  ec 58 31 2c 59 31 3a f0  30 2c 53 58 25 2c 53 59  |.X1,Y1:.0,SX%,SY|
00000280  25 3a f0 50 50 25 2c 58  33 2b 53 58 25 2c 59 33  |%:.PP%,X3+SX%,Y3|
00000290  2b 53 59 25 0d 00 1b 0b  e6 30 2c 43 4f 4c 25 0d  |+SY%.....0,COL%.|
000002a0  00 1c 0b ec 20 58 31 2c  59 31 0d 00 1d 0b ec 20  |.... X1,Y1..... |
000002b0  58 32 2c 59 32 0d 00 1e  0e f0 20 38 35 2c 58 33  |X2,Y2..... 85,X3|
000002c0  2c 59 33 0d 00 1f 0e f0  20 38 35 2c 58 34 2c 59  |,Y3..... 85,X4,Y|
000002d0  34 0d 00 20 0b fd 43 4f  4c 25 3c 30 0d 00 21 1f  |4.. ..COL%<0..!.|
000002e0  dc 20 35 2c 20 31 31 2c  33 2c 20 31 33 2c 33 2c  |. 5, 11,3, 13,3,|
000002f0  20 31 31 2c 34 2c 20 31  33 2c 34 0d 00 22 1f dc  | 11,4, 13,4.."..|
00000300  20 32 2c 20 31 32 2c 36  2c 20 31 33 2c 36 2c 20  | 2, 12,6, 13,6, |
00000310  31 32 2c 37 2c 20 31 33  2c 37 0d 00 23 25 dc 20  |12,7, 13,7..#%. |
00000320  31 2c 20 31 31 2c 34 2c  20 31 32 2c 34 2c 20 31  |1, 11,4, 12,4, 1|
00000330  31 2c 31 34 2d 37 2f 36  2c 20 31 32 2c 42 59 0d  |1,14-7/6, 12,BY.|
00000340  00 24 1f dc 20 34 2c 20  31 30 2c 33 2c 20 31 31  |.$.. 4, 10,3, 11|
00000350  2c 33 2c 20 31 30 2c 36  2c 20 31 31 2c 36 0d 00  |,3, 10,6, 11,6..|
00000360  25 1d dc 20 35 2c 20 39  2c 33 2c 20 31 30 2c 33  |%.. 5, 9,3, 10,3|
00000370  2c 20 39 2c 34 2c 20 31  30 2c 34 0d 00 26 1d dc  |, 9,4, 10,4..&..|
00000380  20 32 2c 20 35 2c 36 2c  20 31 31 2c 36 2c 20 35  | 2, 5,6, 11,6, 5|
00000390  2c 37 2c 20 31 31 2c 37  0d 00 27 23 dc 20 33 2c  |,7, 11,7..'#. 3,|
000003a0  20 41 58 2c 41 59 2c 20  42 58 2c 42 59 2c 20 43  | AX,AY, BX,BY, C|
000003b0  58 2c 43 59 2c 20 44 58  2c 44 59 0d 00 28 21 dc  |X,CY, DX,DY..(!.|
000003c0  20 34 2c 20 31 30 2c 37  2c 20 31 31 2c 37 2c 20  | 4, 10,7, 11,7, |
000003d0  31 30 2c 31 33 2c 20 31  31 2c 31 34 0d 00 29 27  |10,13, 11,14..)'|
000003e0  dc 20 33 2c 20 35 2c 37  2c 20 35 2b 31 2f 4b 2c  |. 3, 5,7, 5+1/K,|
000003f0  37 2c 20 31 30 2c 31 33  2c 20 31 30 2c 31 33 2d  |7, 10,13, 10,13-|
00000400  31 2f 4c 0d 00 2a 08 dc  20 2d 31 0d ff           |1/L..*.. -1..|
0000040d
Channel4.m0
Channel4.m1
Channel4.m2
Channel4.m4
Channel4.m5