Specifications - Radio Shack TRS-80 Service Manual

1.
SPECIFfCATlONS
Keyboard layout
./ .. # $ ( ) ? : ; ,
~~qJCPqJqJ~CP~q;J
GOSUB FOA TO STEP NEXT
~
IF THEN PRINT
o
IT] [[]
m [[]
L!:!J [1]
m
IT]
~Nsl
0 0 6 X ..;-
~
.. • •
ON INS
<
IACI ~ ~
[ZJ
P7 P8 P9
y
CD[TI00
P4 P5 P6
~
000G
P1 P2 P3 L
[DITJQ]0
PO
t
[Q]
D
I
EXE
Display
.fbisp• ., tube: AC-61255
Display method: 5
X
7 dot matrix I iquid crystal
Display capacity:
11
columns (alphanumeric characters and symbols)
Fundamental calculation
functions:
Built-in functions:
Commands:
Program functions:
Calculation range:
Program system:
Negative numbers, exponentials, parenthetical addition, subtraction,
multiplication and division (with priority sequence judgement
function (true algebraic logic)
Trigonometric/inverse trigonometric functions (angular units-degree/
radian/gradient), logarithmic/exponential functions, square root,
powers, conversion to integer, deletion of integer portion, absolute
value, symbolization, designation of number of effective positions,
designation of number of decimal positions, random numbers,
1f
INPUT, PRINT, GOTO, FOR·NEXT, IF-THEN, GOSUB, RETURN,
STOP, END, RUN, LIST, LIST A, MODE, SET, VAC, CLEAR,
CLEAR A, DEFM, SAVE, SAVE A, LOAD, LOAD A, PUT, GET,
VER
KEYiCSR,LEN,MID,VAL
±1
X 10-99
to ±9.999999999
X 10 99
and
0
(internal calculation uses
12
mantissa positions)
Stored system
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