HP 30b - Business Professional Calculator User Manual page 84

Table 13-1
Programming Key Instructions
(HOLD)
Equal to Not equal to
(HOLD)
GOTO GOTO if True
(HOLD)
Display
: > <
or
(HOLD)
Debug
All programming key combinations listed in the above table require you to press the
key and (HOLD) it while simultaneously pressing the desired program instruction. The
instructions are described in more detail in the following pages.
Almost any function you perform with the calculator can be programmed. A program allows
you to repeat an algorithm or sequence of commands without having to retype all the keys
each time you want to use that particular function.
76 Programming
(HOLD) (HOLD)
Less than
(HOLD) (HOLD)
GOTO if False
(HOLD)
Run/Stop
(HOLD)
Call
(HOLD) (HOLD)
Less than or equal to Greater than or
equal to
(HOLD)
(HOLD)
(HOLD)
Increment,
Decrement,
skip if
skip if
(HOLD) (HOLD)
Return Message
(HOLD)
Greater than
(HOLD)
Stop
Label
(HOLD)
Solve