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Topic: MOS Technologies 8502


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In the News (Wed 30 Dec 09)

  
  MOS Technology
MOS was a small firm with good credentials in the right area (the east coast) so that was that.
MOS had learned the trick of fixing their masks after they were made.
MOS Technology 6501 - CPU pin-compatible with Motorola 6800
www.sciencedaily.com /encyclopedia/mos_technology   (1717 words)

  
 MOS Technology - Wikipedia, the free encyclopedia
MOS Technology, Inc., also known as Commodore Semiconductor Group, was a microprocessor and calculator company famous for its 6502 processor.
MOS also released a series of similar CPUs using external clocks, which added a "1" to the name in the 3rd digit, as the 6512 through 6515.
MOS Technology 6501 – CPU pin-compatible with Motorola 6800
www.wikipedia.org /wiki/MOS_Technologies   (1797 words)

  
 MOS Technology 6510 - Wikipedia, the free encyclopedia
The MOS Technology 6510 is a microprocessor designed by MOS Technology, Inc., and is a direct successor of the very successful 6502.
The primary changes from the 6502 were the addition of clock pins, which allowed the chip to make use of external clocks, and the addition of six general purpose I/O pins.
In both the C64 and SX-64 the extra pins of the processor were used for bank switching, and in the C64 also for controlling the electric motor of the Datassette tape recorder.
en.wikipedia.org /wiki/MOS_Technologies_6510   (269 words)

  
 MOS Technology 6502 - Wikipedia, the free encyclopedia
The MOS Technology 6502 is an 8-bit microprocessor designed by MOS Technology in 1975.
When it was introduced it was the least expensive full featured CPU on the market by far, at about 1/6th the price, or less, of competing designs from larger companies such as Motorola and Intel.
The 6510 did not fix this bug, nor was it fixed in any of the other NMOS versions of the 6502 such as the 8502 and the 2A03.
en.wikipedia.org /wiki/MOS_Technologies_6502   (1400 words)

  
 MOS Technologies 6502: Definition and Links by Encyclopedian.com - All about MOS Technologies 6502
When it was introduced it was the least expensive "full" CPU on the market by far, about 1/6th or less of competing designs from larger companies such as Motorola and Intel.
Motorola immediately sued, although today the case would have been dismissed out of hand, and the damage to MOS was enough for them to agree to stop producing the 6501.
However this left MOS with the problem of getting new developers onto the system, so in response Chuck Peddle designed the KIM-1 single-board computer.
www.encyclopedian.com /65/6502.html   (993 words)

  
 MOS Technologies   (Site not responding. Last check: 2007-10-10)
MOS originally started up to provide a second source for TexasInstruments designed electronic calculators and the chips inside them.
MOS also released a series ofsimilar CPUs using external clocks, which added a "1" to the name in the 3rd digit, as the 6512 through 6515.
MOS Technologies 6501 - CPU pin-compatible withMotorola 6800
www.therfcc.org /mos-technologies-42834.html   (1498 words)

  
 MOS Technology   (Site not responding. Last check: 2007-10-10)
MOS Technology was an existing privately owned company that made calculator chips when Chuck Peddle and Bill Mensch, and the other six Motorola employees joined them in 1974.
MOS Technology's chip manufacturing facility, was located in Norristown, Pennsylvania, bucking the Silicon Valley trend.
MOS produced a 4-function calculator chip (MPS7560) of which Commodore was its biggest customer (which led to Commodores interest in MOS Technology.
www.antiquetech.com /companies/MOS.htm   (379 words)

  
 MOS Technology   (Site not responding. Last check: 2007-10-10)
Note that, despite the name similarity, MOS Technology is not the same company as Mostek.
MOS was a small firm with good credentials in the right area (the east coast of the USA) so that was that.
In addition, MOS had a secret weapon, the ability to "fix" their masks.² Masks are the large drawings of the chip that are photo-reduced to make the pattern from which chips are made – a process similar to photocopying.
www.worldhistory.com /wiki/M/MOS-Technology.htm   (1748 words)

  
 MOS Technologies : Encyclopedia at AudioXchange - Online Store & Product Reviews   (Site not responding. Last check: 2007-10-10)
MOS Technologies, also known as Commodore Semiconductor Group, was a microprocessor and calculator company famous for its 6502 processor.
Much to their surprise, the KIM-1 sold in huge numbers to hobbyists and tinkerers as well as their intended market of engineers.
Bill Mensch at Western Design Center was the first to fix it, in the 65C02 CMOS derivative; he then went on to design the WDC 65C816 processor, a 16 bit version of the 65C02.
www.audioxchange.com /encyclopedia/MOS_Technologies.shtml   (1032 words)

  
 MOS Technologies 6502 - Wikipedia
Teil einer C64-Platine mit einigen wichtigen Chips von MOS Technologies, u.a.
Der MOS Technology 6502 ist ein 8-Bit-Mikroprozessor von MOS Technologies, der 1975 auf den Markt kam.
Aufgrund seiner Unkompliziertheit und vor allem des im Vergleich zu den etablierten Intel-Prozessoren sehr niedrigen Preises wurde er in vielen Heimcomputern (z.B. dem Commodore VC-20, dem Atari 800 XL, Apple II und BBC Micro), zahlreichen Schachcomputern (z.B. dem Mephisto Polgar mit 5 oder 10(!) MHz) und Peripherie-Geräten verbaut.
de.wikipedia.org /wiki/MOS_Technologies_6502   (355 words)

  
 MOS Technology 6502 - Open Encyclopedia   (Site not responding. Last check: 2007-10-10)
Much to their surprise, the KIM-1 sold in huge numbers to hobbyists and tinkerers as well as the intended market of engineers.
Bill Mensch at the Western Design Center was the first to fix it, in the 65C02 CMOS derivative; he then went on to design the 65C816 processor, a 16-bit successor to the 65C02.
This article was originally based on material from the Free On-line Dictionary of Computing, which is used under the GFDL.
open-encyclopedia.com /6502   (1323 words)

  
 MOS-AK/ESSCIRC/ESSDERC Grenoble
A first survey covers the future support of new MOS simulation models, which are currently evaluated by the CMC for a standardization for CMOS processes beyond 65nm.
Advanced SPICE models for a HV technology must include high accurate HV MOS transistor models in the AC and DC operating range, 1/f noise and device mismatch parameter for active and passive devices.
An important focus is related to the characterisation and modelling of parasitic effects of the extrinsic HV MOS transistors where both the measurement and modelling are described.
www.mos-ak.org /grenoble   (2765 words)

  
 '6502' @ encyclopaediaOnline: the FREE online encyclopaedia (encyclopedia), dictionary, and grammar reference site
An eight-bit microprocessor designed by MOS Technologies around 1975 and made by Rockwell.
The 6510 did not fix this bug, nor was it fixed in any of the other NMOS versions of the 6502 such as the 8502.
Bill Mensch at Western Design Center was probably the first to fix it, in the 65C02.
www.encyclopaediaonline.com /article.asp?topic=6502   (308 words)

  
 Secret Weapons of Commodore: The Story of Commodore
MOS Technology started in 1975 when chip engineer Chuck Peddle quit his job at Motorola and went into business for himself.
MOS, and Peddle, were the brainchilds behind one of the major microprocessors of the 1980s: the venerable 6502.
Amiga Technologies, on the other hand, suffered from a lack of support from the parent company, which admittedly never wanted them in the first place, and the only visible signs of activity were a new logo, a fresh supply of Kickstart ROMs, and the bizarre Walker prototype.
www.floodgap.com /retrobits/ckb/secret/history.html   (7777 words)

  
 MOS Technologies 6502   (Site not responding. Last check: 2007-10-10)
When it was introduced it was the least expensive full featured CPU on the market byfar, at about 1/6th the price, or less, of competing designs from larger companies such as Motorola and Intel.
The 6510 did not fix this bug, nor was itfixed in any of the other NMOS versions of the 6502 such as the 8502 and the 2A03.
Bill Mensch at the Western Design Center was the first to fix it, in the 65C02 CMOS derivative; he then went on to designthe 65C816 processor, a 16-bit successor tothe 65C02.
www.therfcc.org /mos-technologies-6502-42829.html   (1160 words)

  
 Computers 1975 6502 Microprocessor
After quitting Motorola en-masse, they quickly designed their 6501 The 6501 is an eight-bit microprocessor, the first sold by MOS Technologies.
MOS' first processor, the 6501, could be plugged into existing motherboards that used the Motorola 6800, allowing potential users (i.e.
The 2600 used an offshoot of the 6502 called the 6507 The 6507 is an 8-bit microprocessor from MOS Technologies.
www.digitalmuseums.org /1975.html   (3416 words)

  
 6510
The 6510 is a microprocessor designed by MOS Technologies, and is a successor to the 6502.
The primary changes were the addition of clock pins, which allowed the chip to use external clocks, and the addition of I/O ports which allowed the CPU to handle simple tasks without needing the 6522 VIA.
In this machine, the extra pins on the processor were used for switching in and out memory banks, and for controlling the electric motor of the cassette recorder.
www.websters-online-dictionary.org /65/6510.html   (217 words)

  
 Chipdir
Presently Micro Analog Systems has two technology focus areas,Interface Circuits and Integrated Passive Circuits.Micro Analog Systems develops and manufactures Interface Circuits for audio,RF/IF, sensor, crystal and battery applications.Optimal performance of Interface Circuit is achieved by using the low power,low noise and very accurate bipolar enhanced CMOS processiwith high performance thin film resistors and capacitors.
MOSAID is a high technology company engaged in two closely related activities:The design of advanced memory chips for standard memoryand Application Specific Memory (ASM) requirementsand the design, manufacture, marketing and supportof engineering test systems for memory chips.
Mysticom is one of the only companies in the world that has successfully developed three critical technologies that enable the transfer of data at very high-speeds.
www.embeddedlinks.com /chipdir/c/m.htm   (2247 words)

  
 Read about MOS Technology 6510 at WorldVillage Encyclopedia. Research MOS Technology 6510 and learn about MOS ...   (Site not responding. Last check: 2007-10-10)
Read about MOS Technology 6510 at WorldVillage Encyclopedia.
Research MOS Technology 6510 and learn about MOS Technology 6510 here!
The primary changes from the 6502 were the addition of clock pins, which allowed the chip to make use of external clocks, and the addition of I/O ports which allowed the CPU to handle simple I/O tasks without needing the 6522 VIA.
encyclopedia.worldvillage.com /s/b/MOS_Technologies_6510   (290 words)

  
 [No title]   (Site not responding. Last check: 2007-10-10)
The authors conclude that the enhancement of the H_[irr] characteristics with increasing oxygen content is due not to the increase in the oxygen content itself nor to the resulting shrinkage of the nonsuperconductive blocking blocks, but instead is attributable to the hole concentrations in both the superconductive and nonsuperconductive blocks of the multilayered structure.
Seagate Technology, 2403 Sidney Street, Pittsburgh, PA 15203-2116; telephone (412) 918-7000; telefax (412) 918- 7010; e-mail thomas_w_clinton@notes.seagate.com.
Nordic Superconductor Technologies A/S, Priorparken 685, DK-2605 Brondby, DENMARK; e-mail mk@nst.com or michael.koblischka@risoe.dk.
www.iitap.iastate.edu /backissues/00mar15.html   (8556 words)

  
 Call for Papers   (Site not responding. Last check: 2007-10-10)
The purpose of this session is to foster and promote work in both electrochemical and solid-state science and technology, and to stimulate active student interest and participation in the Society.
The objective of this symposium is to provide an international forum for the presentation and discussion of recent developments in the science, technology and applications of diamond and related materials.
Gate/gate dielectric integration issues for scaled technologies, alternatives to polysilicon, ultrathin nitride barrier layers, growth of ultrathin gate dielectrics, gate electrodes/dielectrics for memory capacitors, alternative gate dielectrics 2.
www.electrochem.org /meetings/past/196/cfp.htm   (11431 words)

  
 C128 System Guide - Appendix J   (Site not responding. Last check: 2007-10-10)
A standard MOS technology assembly language mnemonic, e.g.
The values of PC, SR, AC, XR, YR and SP are transfered to the 8502 before the Go or Jump command is executed.
A 2-digit hexadecimal number, indicating the value of the 8502 Y index Register.
www.chickenhut.org /mirror/Commodore/commodore.ca/manuals/128_system_guide/app-j.htm   (1912 words)

  
 MOS Technology   (Site not responding. Last check: 2007-10-10)
showing some important MOS Technology circuits: the 6510 CPU (long chip, lower left) and the 6581 SID (right).
The production week/year (WWYY) of each chip is given below its name In fact the CPU was so cheap that many people believed it to be scam when the company first showed the 6502 at a 1975 trade show.
MOS Technology VIC – VIC Video Interface Chip, aka 6560 (NTSC) and 6561 (PAL)
www.abitabouteverything.com /files/m/mo/mos_technology.html   (1814 words)

  
 Chipdir   (Site not responding. Last check: 2007-10-10)
MOSAID is a high technology company engaged in two closely related activities: The design of advanced memory chips for standard memory and Application Specific Memory (ASM) requirements and the design, manufacture, marketing and support of engineering test systems for memory chips.
With the advanced production technology and equipment, innovative research and development engineering and a total dedication in the after-sale services shall stamp as a guarantee to the excellency of Mospec products.
MX-COM's products deliver high performance at 'battery' power levels using a range of semiconductor technologies, including 0.5 micron low power mixed signal CMOS and 0.8 micron BiCMOS, which are provided in a wide range of through-hole, miniature surface mount and dice package options.
mirrors.smtn.stavropol.ru /chipdir/c/m.htm   (2243 words)

  
 MOS Technology 8563 -   (Site not responding. Last check: 2007-10-10)
The MOS Technology 8563 aka VDC (for Video Display Controller) was MOS' 80-column RGB display video chip used in the Commodore 128 home computer (the C128 also had a VIC-II for producing bitmap graphics and 40-column text, and for C64 compatibility).
The 8563 was a departure from other MOS video chip designs in that it had its own dedicated memory, and memory space, separate from system memory.
In addition, yields on the chip were very low, and Commodore's official position after the release of the C128 was that the VDC was incapable of producing bitmapped graphics.
psychcentral.com /psypsych/MOS_Technologies_8563   (538 words)

  
 The Pre-C64 History of Jack Tramiel and Commodore Computer
In 1976, Tramiel reacts to the calculator fiasco by purchasing MOS Technologies, one of their former suppliers of semiconductors, Frontier (another manufacturer of ICs) and Micro Display Systems (as the name suggest, a supplier of LED Displays).
Up to then, the only application for the 6502 had been the MOS KIM-1 single board computer, which, in a manner of speaking, is the ancestor of all Commodore computers up to 1985.
The C128 with its 8502 processor was the final computer to be based on the 6502 CPU, before Commodore's interest shifted to the Amiga technology, which was not designed but rather bought by Commodore and consisted of a Motorola 68000 CPU aided by custom chips.
www.skillreactor.org /tutortxt/jtramiel   (4035 words)

  
 Faculty Members - Course of Electronic and Photonic Systems Engineering   (Site not responding. Last check: 2007-10-10)
Research on optical properties of semiconductors in femto-second time scale and on nano-meter fabrication technologies, in order to propose ultrafast semiconductor optical devices for tera-bit optical communication application.
Thin film processing technologies are applied to prepare carbon-related materials such as carbon nanotubes for realization of FED and lamps.
Advances in semiconductor technology lead to the growing complexity of integrated circuits, which bring about difficulties of chip testing.
www.kochi-tech.ac.jp /gs_e/facultyele.htm   (763 words)

  
 Commodore 128D computer
C64 Mode - 1Mhz, 8502 CPU with 6510 emulation, 99.8% compatible with Commodore 64 BASIC 2.0 hardware and software, accessed by holding down the [Commodore] key while booting, or by typing "GO 64" from the C128 Mode.
MOS' senior engineer, Chuck Peddle was working on the 6502 micro processor.
A popular 8 bit processor that soon would be used in machines like the Apple II, the Atari 800, the Commodore PET and 64.
oldcomputers.net /c128d.html   (1539 words)

  
 [No title]
8502 Electric generating sets and rotary converters: Generating sets with compression-ignition internal combustion piston engines (diesel or semi-diesel engines): 8502.11.0000 Of an output not exceeding 75 kVA...........................
No. 8503 Parts suitable for use solely or principally with machines of heading 8501 or 8502: 8503.00.2000 Commutators...............................................................
No. Other: 8536.50.7000 Electronic AC switches consisting of optically cou- pled input and output circuits (insulated thyristor AC switches); electronic switches, including tem- perature protected switches, consisting of a tran- sistor and a logic chip (chip-on-chip technology); electromechanical snap-action switches for a current not exceeding 11 amps.............................
www.census.gov /foreign-trade/schedules/b/2000/sb85.txt   (4497 words)

  
 Commodore.ca | TEXT ONLY VERSION | Commodore 128, 128D, 128DCR, History, Manuals, Pictures & Time Line   (Site not responding. Last check: 2007-10-10)
Commodore chip division MOS Technologies could only get three or four working chips the per run.
As if these problems were not enough, the power supply needed to be adjusted for each chip or they would literally burn up.
Bil Herd stated that a number of "odd engineering fixes", often conceived after consuming a few beer at the bar beside the MOS factory, resulted in seemingly insurmountable problems being quickly resolved.
www.commodore.ca /text/128.htm   (3600 words)

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