HP-41CV Features (original) (raw)
Features in optional ROMs are listed as Option.
Features in HP mag card or tape Application Pacs are listed as +.
Other software is not included.
Display and Keyboard
Display type
LCD
Display format
1 Line
FIXed number format
Yes
SCIentific number format
Yes
ENGineering number format
Yes
STanDard / ALL number format
-
Alpha messages and prompts
Yes
Softkeys labeled by mag. card or overlay
Yes
Softkeys labeled by display menus
-
Softkeys with neither labeling system
-
Status annunciators
Yes
Redefinable keyboard
Yes
Logic
Logic system
RPN
Stack levels
4
Last x
Yes
Undo
-
Precedence
-
Parentheses
-
Storage Addition (STO +)
Yes
Storage Arithmetic (STO +, −, ×, ÷)
Yes
Storage Exponentiation (STO ^)
-
Recall Arithmetic
-
Named variables
-
Multiple data types
-
Directories
-
Math
+, −, ×, ÷
Yes
1/x
Yes
√
Yes
x2
Yes
LOG x
Yes
10x
Yes
LN x
Yes
ex
Yes
yx
Yes
π
Yes
%
Yes
% change
Yes
INTeger truncation and ABSolute value
Yes
Trigonometric functions (SIN, COS etc.)
Yes
Hyperbolic trig. (SINH, COSH etc.)
Option
# of trig. modes (degrees, radians, grads)
3
Advanced Math
Solver / root finder
Option
Numeric integration
Option
Complex numbers
Option
Matrix operations
Option
Matrix writer
-
Equation writer
-
Symbolic operations
-
Fractions
-
Plotting and graphics (display)
-
Plotting and graphics (printer / plotter)
Option
Statistical
Mean, standard deviation (# of variables)
2
Σ of n, x, x2
Yes
Σ of n, x, x2, y
Yes
Σ of n, x, x2, y, xy
Yes
Σ of n, x, x2, y, y2, xy
Yes
Σ of lists
-
Random number generator
-
Linear regression, estimate
Option
Curve fitting
Option
Correlation coefficient
Option
Normal distribution
Option
Factorial
Yes
Gamma
Combinations and permutations
-
Scientific and Time
Polar / rectangular conversions
Yes
Base conversions (2, 8, 10, 16)
Octal+Option
Arithmetic in bases 2, 8 and 16
-
Bit operations (AND, OR, XOR, ...)
Option
Selectable word size (1-64 bits)
-
Selectable complement mode (1's, 2's, unsigned)
-
Decimal hrs / hrs.min.sec. conversions
Yes
Hrs.min.sec arithmetic
Yes
Time of day clock
Option
Timer
Option
Dynamic calculations (timer × rate)
-
Alarms
Option
Unit Conversions
Centimeters / inches
Option
(some)
Millimeters / inches
-
Meters / feet
-
Kilograms / pounds (mass)
-
Newtons / pounds (force)
-
British thermal units / joules
-
Liters / gallons
-
° Celsius / ° Fahrenheit
-
Other
-
User-defined units
-
Time Value of Money
Number of payments (n)
Option
Interest rate (i)
Option
Present Value (PV)
Option
Payment (PMT)
Option
Future Value (FV)
Option
Cash Flow Analysis
Net present value (NPV)
Option
Internal rate of return (IRR)
Option
Amortization
Accumulated Interest (ACC INT)
Option
Balance (BAL)
Option
Depreciation
Straight line (SL)
Option
Sum of the years digits (SOYD)
Option
Declining balance (DB)
Option
Bonds and calendar functions
Bond price
Option
Bond yield
Option
Date arithmetic / calendar functions
Option
Memory and Programming
Programming language(s)
RPN
RAM / Max # of variables or addressable registers
319
Max # of program steps
1000-2231*
RAM / Max vars or regs with full optional RAM
-
Max # of prog steps with full optional RAM
-
Merged program steps
Yes
Manual register / program memory allocation
Yes
Automatic register / program memory allocation
-
Overlapped register and program memory
-
Continuous memory
Yes
Flags
56
Conditional tests
10
Subroutine levels
6
Indexed looping (increment by +/- 1, end at 0)
Yes
Indexed looping (choice of increment and end)
Yes
Multiple index / loop registers
Yes
Line number addressing
-
Branching by relative line number
-
Global program label addressing
Yes
Local program label addressing
Yes
Indirect / computed addressing and control
Yes
Multiple indirection registers
Yes
Pause
Yes
Alpha messages and prompts in programs
Yes
Alpha program listings
Yes
Alpha string manipulation
Yes
Program step insert / delete
Yes
I/O and Expansion Features
ROM modules
Yes
RAM modules or expansion option
Yes
General expansion slots / connector
Yes
Magnetic card reader/writer
Option
Tape drive
Option
Disk drive
Option
Upgradeable firmware
-
Optical wand
Option
Serial port
Option
Infrared input
-
Infrared output
Option
Printer
Option
Networking
HP-IL option
Other
Various
General
Sounds
Yes
Self test
-
Hard case (in addition to soft case)
-
Additional Features
-
Batteries
4 N cells
Length (inches)
5.6"
Width
3.1"
Height
1.2"
Weight (oz or lbs)
7 oz
Year of introduction
1980
Features in optional ROMs are listed as Option.
Features in HP mag card or tape Application Pacs are listed as +.
Other software is not included.
Unlim means limited only by available memory.