Atari 65XE, Owner'S Manual

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PEEK Returns the decimal form of the
contents of a specified memory
location (RAM or ROM).
PLOT PL. Plots a single point at a specified X,Y
location.
POINT P. Used with disk operations only.
POKE POK. Inserts the specified byte into the
specified memory location. (May be
used only with RAM. If you try to
poke ROM, you'll get an Error
message.)
POP Removes the loop variable from the
GOSUB stack. Used when departure
from the loop is made in an other-
than-normal manner.
POSITION POS. Sets the cursor at a specified screen
position.
PRINT PR. or ? Causes output from the computer to
the specified output device. Functions
as an I/O command.
PTRIG Returns the status of the trigger
button on a game controller.
PUT PU. Causes output of a single byte of data
from the computer to the specified
device.
RAD Tells the computer to give information
in radians, rather than in degrees, for
trigonometric functions. (The default
measurement is radians. See DEG.)
READ REA. Reads the items in the DATA list and
assigns them to specified variables.
REM R. Stands for "remarks." Does nothing
but allows comments to be printed in
the program list for the programmer's
future reference. REM statements are
not executed.
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