You can use the SAVE“S:“ command to examine the tokenized BASIC program which you have in
memory Simply LOAD in a BASIC program, and while in the immediate mode, type SAVE“S:“ . The
screen will clear and the tokenized program will be listed on the screen. One further
extension of the SAVE „S:“ command is to examine the contents of your Atari’s memory by
using the screen. You must change the value of the registers which store the end of the
BASIC file. You can then list out all memory to the top of memory ( FFFF). To do this,
POKE 140, 255 and POKE 141, 255, then type SAVE“S:“. When this has been done, your program
will list, then all free memory, followed by the BASIC cartridge and the Operating System.