9.30.2.1 Special Characters

Use ‘ # ’ at column 1 and ‘ ! ’ anywhere in the line except inside quotes.

Multiple instructions in a line are allowed though not recommended and should be separated by ‘ ; ’.

Assembler is not case-sensitive in general except user defined label. For example, ‘ jral F1 ’ is different from ‘ jral f1 ’ while it is the same as ‘ JRAL F1 ’.