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srec_spectrum(5) File Formats Manual srec_spectrum(5)


srec_spectrum - Spectrum file format


In this format, bytes are recorded as ASCII code with binary digits represented by 1s and 0s. Each byte is preceded by a decimal address.

The file ends with a Control‐C character (0x03).

Size Multiplier

In general, binary data will expand in sized by approximately 14 times when represented with this format (or 15 times on DOS or Windows).


Here is an example Spectrum file. It contains the data “Hello, World[rq] to be loaded at address 0x0.

0000 01001000
0001 01100101
0002 01101100
0003 01101100
0004 01101111
0005 00101100
0006 00100000
0007 01010111
0008 01101111
0009 01110010
0010 01101100
0011 01100100
0012 00100001
0013 00001010


srec_cat version 1.65
Copyright (C) 1998... Peter Miller

The srec_cat program comes with ABSOLUTELY NO WARRANTY; for details use the 'srec_cat -VERSion License' command. This is free software and you are welcome to redistribute it under certain conditions; for details use the 'srec_cat -VERSion License' command.


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SRecord Reference Manual