User contributions
From ScienceZero
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- 22:03, 29 January 2007 (diff | hist) . . (+1,548) . . N Zero (New page: ==History of Zero== The largest single advance in mathematics was made around 300 AD when the Hindus combined a sign for zero with a decimal positional system. They called their zero "sunj...)
- 22:00, 29 January 2007 (diff | hist) . . (+22) . . Scientific method
- 21:59, 29 January 2007 (diff | hist) . . (+1,370) . . N Scientific method (New page: ==The Scientific Process== *Observations are made of certain phenomena. *Facts are established. *Patterns are looked for in data/observation. *Scientific principles are established, consis...)
- 21:56, 29 January 2007 (diff | hist) . . (+613) . . N Links (New page: ==History== *[http://irb.cs.tu-berlin.de/~zuse/Konrad_Zuse/en/index.html Konrad Zuse and his computers] *[http://www.fourmilab.ch Fourmilab Switzerland] ==Reference== *[http://hyperphysic...)
- 21:45, 29 January 2007 (diff | hist) . . (+2,948) . . N Electrical safety (New page: == Continuous current == '''The formulas for 0.5% and 99.5% chance of fibrillation caused by electrocution:''' *I0.5% = 165 / SQRT (t) *I99.5% = 495 / SQRT (t) Where '''Ip''' is the curr...)
- 21:44, 29 January 2007 (diff | hist) . . (+633) . . N Reduced instruction set computer (New page: The Reduced Instruction Set Computer (RISC) philosophy is to take the most used instructions and make them efficient and drop the rarely used ones. It is common to have many on chip regist...)
- 21:43, 29 January 2007 (diff | hist) . . (+33) . . PIC
- 21:43, 29 January 2007 (diff | hist) . . (+3,756) . . N PIC (New page: PIC16F84A BLOCK DIAGRAM The Microchip PIC one the most popular embedded microcontrollers for amateurs. It is an old and quir...)
- 21:42, 29 January 2007 (diff | hist) . . (+640) . . N Memory management unit (New page: A memory management unit is is a layer of hardware between a CPU and memory. The virtual address space of a CPU is divided into pages and each page has an entry...)
- 21:41, 29 January 2007 (diff | hist) . . (+458) . . N Field-programmable gate array (New page: A field-programmable gate array (FPGA) is a semiconductor device containing programmable logic components and programmable interconnects. The logic is commonly implemented as look-up table...)
- 21:40, 29 January 2007 (diff | hist) . . (+1,477) . . N Cache (New page: A cache is a transparent holding place for often used data. The main purpose is to reduce the average latency in retrieving data but it can also greatly reduces traffic to and from the mai...)
- 21:39, 29 January 2007 (diff | hist) . . (+2,043) . . N ARM (New page: ARM7 BLOCK DIAGRAM LPC2119 BLOCK DIAGRAM The ARM architecture (originally the Acorn [[Reduced Inst...)
- 21:37, 29 January 2007 (diff | hist) . . (+679) . . N Microcontroller (New page: A microcontroller (MCU) is a computer-on-a-chip used to control electronic devices. It is a type of microprocessor emphasizing self-sufficiency and cost-effectiveness. A typical microcontr...)
- 21:34, 29 January 2007 (diff | hist) . . (+22) . . Integer
- 21:34, 29 January 2007 (diff | hist) . . (+524) . . N Integer (New page: An integer is one of the following numbers, extending infinitely in both directions (..., -2, -1, 0, 1, 2, ...). The common mathematical symbol is <math>\mathbb{Z}</math> (blackboard bold...)
- 21:33, 29 January 2007 (diff | hist) . . (+1,122) . . N Central processing unit (New page: RISC CPU Schematics Central processing unit (CPU), or sometimes simply processor, is the component in a digital computer that interprets instructions and proc...)
- 21:32, 29 January 2007 (diff | hist) . . (+839) . . N Arithmetic logic unit (New page: The arithmetic logic unit/arithmetic-logic unit (ALU) of a computer's central processing unit (CPU) is a part of the execution unit, a core component of all CPUs. ALUs are capable of c...)
- 21:31, 29 January 2007 (diff | hist) . . (+1,768) . . N Floating-point (New page: Almost all modern computers approximates real numbers by using floating point arithmetic as defined in the IEEE 754 standard. =Single Precision= The IEEE 754 single precision number requ...)
- 21:31, 29 January 2007 (diff | hist) . . (+553) . . N Binary-coded decimal (New page: Binary-coded decimal is an encoding of decimal numbers where each digit is encoded by a fixed number of bits. The most common is to use 4 bits per digit but any number la...)
- 21:30, 29 January 2007 (diff | hist) . . (+306) . . N Radix (New page: Radix (also known as base) is the number of unique symbols (digits), that a positional numeral system contains. '''The most used radixes are:''' *2 - Binary - 0 1 *8 - Octal - 0 1 2 3 4 5...)
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