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14 Motorola srecord output module

This chapter describes the Motorola srecord output module which can be selected with the ‘-Fsrec’ option.

14.1 Legal

This module is written in 2015 by Joseph Zatarski and is covered by the vasm copyright without modifications.

14.2 Additional options for this version


Writes S1 data records and S9 trailers with 16-bit addresses.


Writes S2 data records and S8 trailers with 24-bit addresses.


Writes S3 data records and S7 trailers with 32-bit addresses. This is the default setting.


Use the given symbol <symbol> as entry point of the program. This start address will be written into the trailer record, which is otherwise zero. When the symbol assignment is omitted, then the default symbol start will be used.

14.3 General

This output module outputs the contents of all sections in Motorola srecord format, which is a simple ASCII output of hexadecimal digits. Each record starts with ’S’ and a one-digit ID. It is followed by the data and terminated by a checksum and a newline character. Every section starts with a new header record.

14.4 Known Problems

Some known problems of this module at the moment:

14.5 Error Messages

This module has the following error messages:

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