TM 5-6675-318-14
In two operations with same or lower priority level, the second operation will com-
p l e t e t h e f i r s t w h e n i t i s e n t e r e d .
Example:
In the equation 3 + 10 X 2 + 42 = 39, the calculator squares 4 to get 16.
then multiplies 10 by 2 to get 20, then adds 3 to 20 to get 23, and finally adds 23
to 16 to get 39. (Exponents - multiplication - addition.)
T h e T I - 5 9 C a l c u l a t o r c o n s i s t s o f s i x f u n c t i o n a l p a r t s :
Battery Pack with Charger
Keyboard
Display
Internal Memory
Magnetic Card Memory
Master Library Module
a.
Battery pack with charger. Battery pack is mounted inside calculator and
provides main source of power.
The charger is used to recharge pack and can be used
to power calculator when batteries are low. When calculator is used in conjunction
with print/security cradle, battery pack is removed to provide access to contact
used by battery for cradle mounting bracket.
b . K e y b o a r d.
Used to input data, programs and instructions into calculator.
Each key on keyboard performs a dual function, except 2nd key. pressing a single
k e y w i l l i n p u t w h a t e v e r i n s t r u c t i o n , f u n c t i o n o r d a t a i s w r i t t e n o n t o p o f k e y i n to
c a l c u l a t o r . P r e s s 2 n d k e y b e f o r e p r e s s i n g a n o t h e r k e y , i n p u t i n s t r u c t i o n , f u n c t i o n
or data written above second key into calculator.
NOTE
I n t h i s c h a p t e r , a l l k e y i d e n t i f i c a t i o n s w i l l b e w r i t t e n i n c a p i t a l s .
Instructions written on top of key will appear boxed.
EXAMPLE ;
PGM
Any single entry from keyboard cannot contain more than 10 digits. Every digit
a f t e r t h e t e n t h i s i g n o r e d . K e y b o a r d i s a l s o u s e d t o c o n t r o l o p e r a t i o n o f p r i n t/
security cradle when it is connected.
c .
D i s p l a y . P r e s e n t s n u m e r i c a l i n f o r m a t i o n t o o p e r a t o r , r e p r e s e n t i n g l a st
i n f o r m a t i o n o r i n s t r u c t i o n i n p u t , o r r e s u l t s o f o p e r a t i o n s p e r f o r m e d . F l a s h e s o n
a n d o f f t o i n d i c a t e o v e r f l o w , u n d e r f l o w o r e r r o r c o n d i t i o n s . T h e d i s p l a y i s d i v i d e d
i n t o t w o p a r t s:
Display Window
Display Register
7-10
