Well, quite clear as you got to write machine code programs (in hex indeed) which consist of words, that is FOUR nibbles minimum, and that is to be read in the manual (a sequence of (valid) motorola opcodes). What I thought of was an explanation of the additional parameters. A.K. Florian TRAVERSE schrieb: > > Part 1.1 Type: Plain Text (text/plain) > Encoding: 7bit