Overview In the following pages, the text [cr] is used to represent a single data byte, the carriage return. This value is decimal 13 or hex 0x0D. All commands are terminated with a carriage return. Also, in the following pages some syntax may be provided in code blocks, like this: This is code in a block. It's how our online markdown language calls out this type of text. --! Note the grey '1' and '2', etc in the far left column. !-- These are line numbers for reference only. Don't include them in actual commands! Some sample real RS-232 commands just for reference: C[cr] G0@255:0[cr] G1-10@100,11@238:35[cr] B115200[cr]