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L/+Sprow1

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_30.ADF
Filename: L/+Sprow1
Read OK:
File size: 086E bytes
Load address: 2B204556
Exec address: 6F727053
File contents
                   6 Bollinbrook road, 
                    MACCLESFIELD,   
                     Cheshire.   
                      SK10 3DJ.   
    
Dear All,   
         I hope you had I nice 
Christmas and New Year - but lets get 
straight down to business.

This month there's an improved ROM 
loader for the 8 bit machines.I don't 
have access to an Electron with 
sideways RAM board,so have guessed 
that images are loaded by simply using 
*LOAD file 8000
Please,someone,pass a note to me 
saying if otherwise and I'll change 
the loader program accordingly.

Also,there's a generic text entry 
routine,which you could incorporate 
into your programs to give a common 
user interface.It's based on the one 
used in the Ris OS desktop on newer 32 
bit machines,but written in BBC BASIC 
so that you can run it.I does infact 
still run on the newest machine (Risc 
PC) because Acorn have used the same 
tokens for BBC BASIC V.

The observant of you will notice the 
forsale file from me has become more 
bloated,This is due to an influx of 
new stuff from Charles Spender,a 
member of 8 Bit Software.He's asked me 
to check over the equipment,and then 
sell off any surplus parts that work.
The money is being split,part of which 
wil be going to his chosen charity,the 
Guide Dogs for the Blind.

Next month I hope to bring you (if I 
ever finish!) the faster Mode 0 editor,
based on the BASIC version I sent some 
time back now.Also,details of how to 
fix the Year 2000 problem on a Master 
128,or indeed any other machine with 
real time clock.

For those of you with internet access:
www.york.ac.uk/~rps102/bbc/bbc.htm
is my BBC homepage,and not only has 
the most up to date forsale list on,
but also some free software to 
download,including many updated 
versions of past programs that I have 
submitted,

Each has a full manual too - and you 
can pass comments to me by emailing 
rps102@york.ac.uk

Lots to look forward too,see you next 
issue.

                     Robert Sprowson.

REGARDS LOADING ROM IMAGES ON THE ELECTRON
A LOT WILL DEPEND ON WHICH SYSTEM IS BEING
USED. THE MOST COMMON IS SLOGGER AND THE 
FORMAT IS:

*RLOAD <rom> R<n>


00000000  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |                |
00000010  20 20 20 36 20 42 6f 6c  6c 69 6e 62 72 6f 6f 6b  |   6 Bollinbrook|
00000020  20 72 6f 61 64 2c 20 0d  20 20 20 20 20 20 20 20  | road, .        |
00000030  20 20 20 20 20 20 20 20  20 20 20 20 4d 41 43 43  |            MACC|
00000040  4c 45 53 46 49 45 4c 44  2c 20 20 20 0d 20 20 20  |LESFIELD,   .   |
00000050  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |                |
00000060  20 20 43 68 65 73 68 69  72 65 2e 20 20 20 0d 20  |  Cheshire.   . |
00000070  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |                |
00000080  20 20 20 20 20 53 4b 31  30 20 33 44 4a 2e 20 20  |     SK10 3DJ.  |
00000090  20 0d 20 20 20 20 0d 44  65 61 72 20 41 6c 6c 2c  | .    .Dear All,|
000000a0  20 20 20 0d 20 20 20 20  20 20 20 20 20 49 20 68  |   .         I h|
000000b0  6f 70 65 20 79 6f 75 20  68 61 64 20 49 20 6e 69  |ope you had I ni|
000000c0  63 65 20 0d 43 68 72 69  73 74 6d 61 73 20 61 6e  |ce .Christmas an|
000000d0  64 20 4e 65 77 20 59 65  61 72 20 2d 20 62 75 74  |d New Year - but|
000000e0  20 6c 65 74 73 20 67 65  74 20 0d 73 74 72 61 69  | lets get .strai|
000000f0  67 68 74 20 64 6f 77 6e  20 74 6f 20 62 75 73 69  |ght down to busi|
00000100  6e 65 73 73 2e 0d 0d 54  68 69 73 20 6d 6f 6e 74  |ness...This mont|
00000110  68 20 74 68 65 72 65 27  73 20 61 6e 20 69 6d 70  |h there's an imp|
00000120  72 6f 76 65 64 20 52 4f  4d 20 0d 6c 6f 61 64 65  |roved ROM .loade|
00000130  72 20 66 6f 72 20 74 68  65 20 38 20 62 69 74 20  |r for the 8 bit |
00000140  6d 61 63 68 69 6e 65 73  2e 49 20 64 6f 6e 27 74  |machines.I don't|
00000150  20 0d 68 61 76 65 20 61  63 63 65 73 73 20 74 6f  | .have access to|
00000160  20 61 6e 20 45 6c 65 63  74 72 6f 6e 20 77 69 74  | an Electron wit|
00000170  68 20 0d 73 69 64 65 77  61 79 73 20 52 41 4d 20  |h .sideways RAM |
00000180  62 6f 61 72 64 2c 73 6f  20 68 61 76 65 20 67 75  |board,so have gu|
00000190  65 73 73 65 64 20 0d 74  68 61 74 20 69 6d 61 67  |essed .that imag|
000001a0  65 73 20 61 72 65 20 6c  6f 61 64 65 64 20 62 79  |es are loaded by|
000001b0  20 73 69 6d 70 6c 79 20  75 73 69 6e 67 20 0d 2a  | simply using .*|
000001c0  4c 4f 41 44 20 66 69 6c  65 20 38 30 30 30 0d 50  |LOAD file 8000.P|
000001d0  6c 65 61 73 65 2c 73 6f  6d 65 6f 6e 65 2c 70 61  |lease,someone,pa|
000001e0  73 73 20 61 20 6e 6f 74  65 20 74 6f 20 6d 65 20  |ss a note to me |
000001f0  0d 73 61 79 69 6e 67 20  69 66 20 6f 74 68 65 72  |.saying if other|
00000200  77 69 73 65 20 61 6e 64  20 49 27 6c 6c 20 63 68  |wise and I'll ch|
00000210  61 6e 67 65 20 0d 74 68  65 20 6c 6f 61 64 65 72  |ange .the loader|
00000220  20 70 72 6f 67 72 61 6d  20 61 63 63 6f 72 64 69  | program accordi|
00000230  6e 67 6c 79 2e 0d 0d 41  6c 73 6f 2c 74 68 65 72  |ngly...Also,ther|
00000240  65 27 73 20 61 20 67 65  6e 65 72 69 63 20 74 65  |e's a generic te|
00000250  78 74 20 65 6e 74 72 79  20 0d 72 6f 75 74 69 6e  |xt entry .routin|
00000260  65 2c 77 68 69 63 68 20  79 6f 75 20 63 6f 75 6c  |e,which you coul|
00000270  64 20 69 6e 63 6f 72 70  6f 72 61 74 65 20 0d 69  |d incorporate .i|
00000280  6e 74 6f 20 79 6f 75 72  20 70 72 6f 67 72 61 6d  |nto your program|
00000290  73 20 74 6f 20 67 69 76  65 20 61 20 63 6f 6d 6d  |s to give a comm|
000002a0  6f 6e 20 0d 75 73 65 72  20 69 6e 74 65 72 66 61  |on .user interfa|
000002b0  63 65 2e 49 74 27 73 20  62 61 73 65 64 20 6f 6e  |ce.It's based on|
000002c0  20 74 68 65 20 6f 6e 65  20 0d 75 73 65 64 20 69  | the one .used i|
000002d0  6e 20 74 68 65 20 52 69  73 20 4f 53 20 64 65 73  |n the Ris OS des|
000002e0  6b 74 6f 70 20 6f 6e 20  6e 65 77 65 72 20 33 32  |ktop on newer 32|
000002f0  20 0d 62 69 74 20 6d 61  63 68 69 6e 65 73 2c 62  | .bit machines,b|
00000300  75 74 20 77 72 69 74 74  65 6e 20 69 6e 20 42 42  |ut written in BB|
00000310  43 20 42 41 53 49 43 20  0d 73 6f 20 74 68 61 74  |C BASIC .so that|
00000320  20 79 6f 75 20 63 61 6e  20 72 75 6e 20 69 74 2e  | you can run it.|
00000330  49 20 64 6f 65 73 20 69  6e 66 61 63 74 20 0d 73  |I does infact .s|
00000340  74 69 6c 6c 20 72 75 6e  20 6f 6e 20 74 68 65 20  |till run on the |
00000350  6e 65 77 65 73 74 20 6d  61 63 68 69 6e 65 20 28  |newest machine (|
00000360  52 69 73 63 20 0d 50 43  29 20 62 65 63 61 75 73  |Risc .PC) becaus|
00000370  65 20 41 63 6f 72 6e 20  68 61 76 65 20 75 73 65  |e Acorn have use|
00000380  64 20 74 68 65 20 73 61  6d 65 20 0d 74 6f 6b 65  |d the same .toke|
00000390  6e 73 20 66 6f 72 20 42  42 43 20 42 41 53 49 43  |ns for BBC BASIC|
000003a0  20 56 2e 0d 0d 54 68 65  20 6f 62 73 65 72 76 61  | V...The observa|
000003b0  6e 74 20 6f 66 20 79 6f  75 20 77 69 6c 6c 20 6e  |nt of you will n|
000003c0  6f 74 69 63 65 20 74 68  65 20 0d 66 6f 72 73 61  |otice the .forsa|
000003d0  6c 65 20 66 69 6c 65 20  66 72 6f 6d 20 6d 65 20  |le file from me |
000003e0  68 61 73 20 62 65 63 6f  6d 65 20 6d 6f 72 65 20  |has become more |
000003f0  0d 62 6c 6f 61 74 65 64  2c 54 68 69 73 20 69 73  |.bloated,This is|
00000400  20 64 75 65 20 74 6f 20  61 6e 20 69 6e 66 6c 75  | due to an influ|
00000410  78 20 6f 66 20 0d 6e 65  77 20 73 74 75 66 66 20  |x of .new stuff |
00000420  66 72 6f 6d 20 43 68 61  72 6c 65 73 20 53 70 65  |from Charles Spe|
00000430  6e 64 65 72 2c 61 20 0d  6d 65 6d 62 65 72 20 6f  |nder,a .member o|
00000440  66 20 38 20 42 69 74 20  53 6f 66 74 77 61 72 65  |f 8 Bit Software|
00000450  2e 48 65 27 73 20 61 73  6b 65 64 20 6d 65 20 0d  |.He's asked me .|
00000460  74 6f 20 63 68 65 63 6b  20 6f 76 65 72 20 74 68  |to check over th|
00000470  65 20 65 71 75 69 70 6d  65 6e 74 2c 61 6e 64 20  |e equipment,and |
00000480  74 68 65 6e 20 0d 73 65  6c 6c 20 6f 66 66 20 61  |then .sell off a|
00000490  6e 79 20 73 75 72 70 6c  75 73 20 70 61 72 74 73  |ny surplus parts|
000004a0  20 74 68 61 74 20 77 6f  72 6b 2e 0d 54 68 65 20  | that work..The |
000004b0  6d 6f 6e 65 79 20 69 73  20 62 65 69 6e 67 20 73  |money is being s|
000004c0  70 6c 69 74 2c 70 61 72  74 20 6f 66 20 77 68 69  |plit,part of whi|
000004d0  63 68 20 0d 77 69 6c 20  62 65 20 67 6f 69 6e 67  |ch .wil be going|
000004e0  20 74 6f 20 68 69 73 20  63 68 6f 73 65 6e 20 63  | to his chosen c|
000004f0  68 61 72 69 74 79 2c 74  68 65 20 0d 47 75 69 64  |harity,the .Guid|
00000500  65 20 44 6f 67 73 20 66  6f 72 20 74 68 65 20 42  |e Dogs for the B|
00000510  6c 69 6e 64 2e 0d 0d 4e  65 78 74 20 6d 6f 6e 74  |lind...Next mont|
00000520  68 20 49 20 68 6f 70 65  20 74 6f 20 62 72 69 6e  |h I hope to brin|
00000530  67 20 79 6f 75 20 28 69  66 20 49 20 0d 65 76 65  |g you (if I .eve|
00000540  72 20 66 69 6e 69 73 68  21 29 20 74 68 65 20 66  |r finish!) the f|
00000550  61 73 74 65 72 20 4d 6f  64 65 20 30 20 65 64 69  |aster Mode 0 edi|
00000560  74 6f 72 2c 0d 62 61 73  65 64 20 6f 6e 20 74 68  |tor,.based on th|
00000570  65 20 42 41 53 49 43 20  76 65 72 73 69 6f 6e 20  |e BASIC version |
00000580  49 20 73 65 6e 74 20 73  6f 6d 65 20 0d 74 69 6d  |I sent some .tim|
00000590  65 20 62 61 63 6b 20 6e  6f 77 2e 41 6c 73 6f 2c  |e back now.Also,|
000005a0  64 65 74 61 69 6c 73 20  6f 66 20 68 6f 77 20 74  |details of how t|
000005b0  6f 20 0d 66 69 78 20 74  68 65 20 59 65 61 72 20  |o .fix the Year |
000005c0  32 30 30 30 20 70 72 6f  62 6c 65 6d 20 6f 6e 20  |2000 problem on |
000005d0  61 20 4d 61 73 74 65 72  20 0d 31 32 38 2c 6f 72  |a Master .128,or|
000005e0  20 69 6e 64 65 65 64 20  61 6e 79 20 6f 74 68 65  | indeed any othe|
000005f0  72 20 6d 61 63 68 69 6e  65 20 77 69 74 68 20 0d  |r machine with .|
00000600  72 65 61 6c 20 74 69 6d  65 20 63 6c 6f 63 6b 2e  |real time clock.|
00000610  0d 0d 46 6f 72 20 74 68  6f 73 65 20 6f 66 20 79  |..For those of y|
00000620  6f 75 20 77 69 74 68 20  69 6e 74 65 72 6e 65 74  |ou with internet|
00000630  20 61 63 63 65 73 73 3a  0d 77 77 77 2e 79 6f 72  | access:.www.yor|
00000640  6b 2e 61 63 2e 75 6b 2f  7e 72 70 73 31 30 32 2f  |k.ac.uk/~rps102/|
00000650  62 62 63 2f 62 62 63 2e  68 74 6d 0d 69 73 20 6d  |bbc/bbc.htm.is m|
00000660  79 20 42 42 43 20 68 6f  6d 65 70 61 67 65 2c 61  |y BBC homepage,a|
00000670  6e 64 20 6e 6f 74 20 6f  6e 6c 79 20 68 61 73 20  |nd not only has |
00000680  0d 74 68 65 20 6d 6f 73  74 20 75 70 20 74 6f 20  |.the most up to |
00000690  64 61 74 65 20 66 6f 72  73 61 6c 65 20 6c 69 73  |date forsale lis|
000006a0  74 20 6f 6e 2c 0d 62 75  74 20 61 6c 73 6f 20 73  |t on,.but also s|
000006b0  6f 6d 65 20 66 72 65 65  20 73 6f 66 74 77 61 72  |ome free softwar|
000006c0  65 20 74 6f 20 0d 64 6f  77 6e 6c 6f 61 64 2c 69  |e to .download,i|
000006d0  6e 63 6c 75 64 69 6e 67  20 6d 61 6e 79 20 75 70  |ncluding many up|
000006e0  64 61 74 65 64 20 0d 76  65 72 73 69 6f 6e 73 20  |dated .versions |
000006f0  6f 66 20 70 61 73 74 20  70 72 6f 67 72 61 6d 73  |of past programs|
00000700  20 74 68 61 74 20 49 20  68 61 76 65 20 0d 73 75  | that I have .su|
00000710  62 6d 69 74 74 65 64 2c  0d 0d 45 61 63 68 20 68  |bmitted,..Each h|
00000720  61 73 20 61 20 66 75 6c  6c 20 6d 61 6e 75 61 6c  |as a full manual|
00000730  20 74 6f 6f 20 2d 20 61  6e 64 20 79 6f 75 20 0d  | too - and you .|
00000740  63 61 6e 20 70 61 73 73  20 63 6f 6d 6d 65 6e 74  |can pass comment|
00000750  73 20 74 6f 20 6d 65 20  62 79 20 65 6d 61 69 6c  |s to me by email|
00000760  69 6e 67 20 0d 72 70 73  31 30 32 40 79 6f 72 6b  |ing .rps102@york|
00000770  2e 61 63 2e 75 6b 0d 0d  4c 6f 74 73 20 74 6f 20  |.ac.uk..Lots to |
00000780  6c 6f 6f 6b 20 66 6f 72  77 61 72 64 20 74 6f 6f  |look forward too|
00000790  2c 73 65 65 20 79 6f 75  20 6e 65 78 74 20 0d 69  |,see you next .i|
000007a0  73 73 75 65 2e 0d 0d 20  20 20 20 20 20 20 20 20  |ssue...         |
000007b0  20 20 20 20 20 20 20 20  20 20 20 20 52 6f 62 65  |            Robe|
000007c0  72 74 20 53 70 72 6f 77  73 6f 6e 2e 0d 0d 52 45  |rt Sprowson...RE|
000007d0  47 41 52 44 53 20 4c 4f  41 44 49 4e 47 20 52 4f  |GARDS LOADING RO|
000007e0  4d 20 49 4d 41 47 45 53  20 4f 4e 20 54 48 45 20  |M IMAGES ON THE |
000007f0  45 4c 45 43 54 52 4f 4e  0d 41 20 4c 4f 54 20 57  |ELECTRON.A LOT W|
00000800  49 4c 4c 20 44 45 50 45  4e 44 20 4f 4e 20 57 48  |ILL DEPEND ON WH|
00000810  49 43 48 20 53 59 53 54  45 4d 20 49 53 20 42 45  |ICH SYSTEM IS BE|
00000820  49 4e 47 0d 55 53 45 44  2e 20 54 48 45 20 4d 4f  |ING.USED. THE MO|
00000830  53 54 20 43 4f 4d 4d 4f  4e 20 49 53 20 53 4c 4f  |ST COMMON IS SLO|
00000840  47 47 45 52 20 41 4e 44  20 54 48 45 20 0d 46 4f  |GGER AND THE .FO|
00000850  52 4d 41 54 20 49 53 3a  0d 0d 2a 52 4c 4f 41 44  |RMAT IS:..*RLOAD|
00000860  20 3c 72 6f 6d 3e 20 52  3c 6e 3e 0d 0d 0d        | <rom> R<n>...|
0000086e
L/+Sprow1.m0
L/+Sprow1.m1
L/+Sprow1.m2
L/+Sprow1.m4
L/+Sprow1.m5