Anything following a semicolon is ignored by the assembler. This allows you to put multiple instructions on a line of sorce code. You can also use the colon as the first character in a line so you can add spaces between the line number and the instruction. This makes the files much easier to read and edit. The following is a list of the commands available and intructions on how to use them.
Numbers can be in decimal or hex.
It MUST be the first line in a source file. Pokes may be turned on or off at any time. Screen output may be turned on or off at any time. Printer output may be turned on or off at any time. Output to all devices, including the screen, will occur on the second pass.