HP 50g Graphing Calculator Specifications

Electronic specifications:

• CPU: 75 Mhz ARM9.
• Display size: 131 x 80 pixels.
• Display type: Pixel.
• Memory RAM: 512 KB, 2 MB Flash ROM.
• IR port: IrDA (limited to 10 cm distance).
• Interface port: USB, Serial for connections to equipment such as PCs, datalogers, surveying equipment, etc.
• Expansion port: SD card slot.
• Power supply: AAA x 4 + CR2032.

Material specifications:

• Enclosure / key top material: Plastic / plastic.
• Size (L x W x D): 184 x 87 x 24 mm.
• Weight: Approximately 220 grams.
• Contents: Calculator, batteries, User Manual, CD (connectivity software and Advanced User Guide), USB cable and premium pouch.

Operating features:

Entry Logic: Algebraic / RPN / textbook; Menus, prompts; Alpha messages; Soft-keys; Numerical precision: intermediate and internal: 15 digits, exponent: -49999 to +49999; Displayed precision: 12 digits, exponent: -499 to +499, infinite for integers (limited by memory); Additional applications available on Internet.

Configuration:

Flash ROM for future electronic software upgrades; RAM 512 KB + 2 MB flash ROM; Redefinable menu keys; Redefinable keyboard (user mode); Peripherals; Supports libraries / RPL programs.

Vector operations:

Rectangular / polar; Matrix operations: Includes symbolic matrices; Matrix editor.

Graphing features:

2-D function, polar, parametric plot; 3-D, differential equation, bar plot; Histogram, scatter plot; Find: intersect, extremum, slope, area; Zoom, trace, co-ordinates, shade.

Math features:

+, –, x, ÷, v, 1 / x, + / –, In, ex, xvy; yx, LOG, 10x, x2, %, p, n!; Fractions; Degrees, radians or grads mode; Trigonometric functions / inverses; Hyperbolics / inverses; HP Solve application (root finder); Numeric Iintegration; Symbolic integration; Numeric differentiation; Symbolic differentiation; Complex number functions; Polynomial root finder, Taylor series; Absolute value, round; Integer & fractional part of a number; Modulo function, floor, ceiling; CAS system.

Scientific features:

Decimal hr / hr min sec conversions; Polar / rectangular conversions; Angle conversions; Base conversions and arithmetic; Unit conversions; Bit, boolean, graphics; Display and printer graphics; Built-in equation library.

Statistical features:

Ex, S x2, S y, S y2, S xy; Sample standard deviation, mean; Population standard deviation; Linear regression; Combinations, permutations; Weighed mean; Edit, save, name, list; Curve fit (LIN, LOG, EXP, POW); Plot statistical data; Hypothesis tests; Confidence intervals.

Programming features:

Root finder: HP Solve; Number of steps / regs or bytes: 1.2 MB; Number of programs / formulae: ++; Levels of subroutines: ++; Branching
Flags: 256; Alpha prompts in programs; Input forms, alpha string manipulation; Indirect addressing; Index looping; Alpha listing; HP Equation library, over 300 physics equations and graphics.

HP50g Full Specifications

Calculating Environments

* RPL-style RPN (Reverse Polish Notation)
* EOS-style algebraic
* Equation Writer (textbook-style input)
* Stack display shows 7 lines by default, but it can be increased to 8 or 9 by shrinking or removing the header
* Header shows current directory path and important settings, and optionally can display a digital or analog clock

Expandability

* SD card slot, with support for industry-standard cards up to 2 GB formatted as FAT16 (full support) or FAT32 (partial support)
(Note: cards larger than 1 GB will have their free space misrepresented by Filer due to insufficient room for the number of digits, but will otherwise work fine)

Communications

* Infrared (IrDA and HP 82240B thermal printer supported)
* USB (cable included)
* RS-232 serial (cable available separately)

Programmability

* Five built-in programming languages: User RPL, HP Basic, System RPL, Saturn assembly, ARM assembly
* Compilation and decompilation of code built-in, along with limited debugging support
* Programmable in C using a PC and third-party software (HPGCC)
* Built-in tools for hacking the internal operating system and creating system libraries
* Full access to all built-in commands, including all stack operations, branching, testing, graphics, time, input and output

Customizability

* Fully-redefinable keyboard
* Four different font sizes
* Font editing
* Three built-in languages for messages (English, French, Spanish)

Applications

* Text editor with copy / cut / paste and find / replace functionality, plus multiple fonts and styles
* Matrix editor displaying seven rows and four columns by default
* Equation writer with easy-to-use interface for entering expressions as they would be written on paper (similar to MathCAD)
* Clock with alarms
* Finance (time value of money and amortization)

Graphing

* 2-D Function, Polar, Parametric, Differential Equation, Conic, Truth, Histogram, Bar, Scatter, Slopefield, and multiple 3-D modes
* Determine roots, intersections, slope, area, extrema
* Zoom, trace, find coordinates, and shade plots
* Plot multiple equations simultaneously
* Table of values

Probability and Statistics

* Σx, Σx2, Σy, Σy2, Σxy
* Sample standard deviation, population standard deviation, mean, weighted mean
* Curve fitting (linear, logarithmic, exponential, and power regression)
* Plot statistical data
* Hypothesis tests
* Confidence intervals
* Combinations, permutations, factorials, random number generation
* Upper-tail normal distribution, upper-tail chi-square distribution, upper-tail Snedecor´s F-distribution, and upper-tail student´s t distribution

Scientific

* Date and time arithmetic
* Decimal hours / degrees to hours / degrees-minutes-seconds conversions
* Rectangular and polar (cylindrical / spherical) conversions
* Angle conversions
* Powerful unit conversions including arithmetic and simplification
* Base conversions including arithmetic and bitwise operations and adjustable word size (decimal, binary, hexadecimal, octal)
* Constants library, with 39 common physical constants

Mathematics

* Advanced Computer Algebra System (CAS)
* Calculus, including numeric and symbolic integration (Risch algorithm) and differentiation, integration by parts, Fourier expansion, Laplace transform
* Differential equations, including solving
* Limits and series, including Taylor expansion, Taylor polynomials, and asymptotic development
* Matrices, including transposition, diagonalization, Hadamard product, Gaussian symbolic quadratic form, reduced-row echelon form, determinant, inverse, eigenvalues, eigenvectors, basis, image, kernel, characteristic polynomial, minimal polynomial, Cholesky factorization, holomorphic operators, the Hessian matrix, Hilbert matrices, and Vandermonde matrices
* Vectors, including absolute value, dot product, cross product, curl, vector potential
* Polynomial operations, including simplification and expansion of expressions, Sturm´s sequences, the Horner scheme, Lagrange interpolation, the polygamma function, cyclotomic, Hermite, Legendre, and Tchebycheff polynomials, GCD, LCM, Greobner basis, and the determinant of Sylvester matrices of polynomials
* Infinite (within memory) precision integer math, including prime number calculation, Chinese remainders, Gaussian integers, Bernoulli numbers, Euler's function
* Trigonometry, including hyperbolic and inverse sine, cosine and tangent, as well as simplification of trigonometric expressions
* Rewrite expressions, including reordering of variables and conversions between trigonometric functions, and rewriting of logarithmic and exponential terms
* Modulo arithmetic
* Solving, including the traditional HP Solve, as well as a symbolic solver, numeric solver, differential equation solver, and simultaneous linear equations solver
* Fractions, including powerful conversions from decimals to fractions in terms of π and radicals, or between proper and improper fractions
* Decimal functions, finding the integer and fractional parts, the floor and ceiling, the mantissa and exponent, the sign, and rounding or truncating to a specified number of decimal places or significant figures
* List processing, performing operations on multiple numbers at once, as well as calculating the sum, product, and differences, and sorting
* Discrete Fourier transform and its inverse
* Complex numbers, both with decimals and infinite precision integers
* Summation

Software Library

• Pre-loaded with the HP Equation Library
• Thousands of third party programs.
• Compatible at the binary level with all software written for the 48gII/49g+ and virtually all software written for the 49G
• Compatible at the source-code level with most software written for the 48GX/G+/G/SX/S and 28C/S

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