(Zilog, Inc., San Jose, CA, www.zilog.com) A semiconductor manufacturer that was founded in 1974. It was a subsidiary of Exxon from 1980 to 1989 and became a public company in 1991. Zilog's Z80 chip was the CPU in CP/M machines, which helped to create the personal computer industry. Today, Zilog makes a variety of microprocessors and microcontrollers, and the Z80 family is still a major part of it.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- The 'IBM buys Sun' story
- Since sometime last summer a company called Southeastern Asset Management has been both accumulating Sun shares and hawking them to various big players. They got nowhere with HP, nowhere with Microsoft, nowhere with the Koreans, and nowhere with IBM - but recent political change has changed that: bringing IBM back...
- Blog posts 2009-03-19
- MIT team working on $12 'Apple II' desktop
- MIT team working on $12 'Apple II' desktopAwesome, butThe Apple ][ was based on the 6502 processor, which I'm not even sure is even produced today. They'd probably have better success with a Zilog Z-80 derivative or even a Motorola Dragonball which powered the Palm Pilots. At least the 68000-derived...
- Discussion threads 2008-08-05
- The end of software...
- The end of software...Mike Krigman's words made me gasp - sorta...Do you have any idea of how many times I have heard "But he's [i]just[/i] technical." when I tried to convince somebody in the "decision-making culture of the business" to do something better - or at least not do something...
- Discussion threads 2008-03-19
- "Back that truck up"
- The quotation is from Tim Taylor, star of TV's long defunct sitcom: Glimpses of Heidi, but suits my purpose here, which is to discuss our tendency to remember things in terms of what's important to us rather in terms of what really happened. A big...
- Blog posts 2007-12-21
- Solaris vs AIX: The threatscape
- The "threatscape" concept says in part that things which affect key suppliers affect your costs - i.e. that the possibility that Exxon might be motivated to buy out and shut down Sun has cost implications for the data center manager choosing whether to bet the business on Solaris/SPARC or AIX/Power....
- Blog posts 2007-10-24
- zasm 3.0.19 (Mac)
- Command line assembler for Zilog's 8-bit CPU Z80. Besides normal rom and bin targets it supports the .tap and .sna format for ZX Spectrum emulators and .o and .p for ZX80 and ZX81 emulators.
- Software downloads 2007-09-25
- What is the true value of open source?
- What is the true value of open source?reworking success.Subject borrowed from a book by Robert TheobaldWhen speaking to politicians about FLOSS, and the question of vendor revenue comes up, I explain it this way. Trying to evaluate the software marketplace through vendor revenue is like trying to evaluate a...
- Discussion threads 2007-07-10
- 'Keeping the lights on' stifles tech innovation
- 'Keeping the lights on' stifles tech innovationExactly.Keeping the lights on is what is funding technology. If the lights go out, so does technology. along with the rest of society as we know it Capitalism at its finest.It still comes down to business needAs I lead the IT direction...
- Discussion threads 2007-04-30
- AMD's restructuring could be fab-less--or at least fab light
- AMD's restructuring could be fab-less--or at least fab light"Today, we have proliferated on a product line towards goodness."AMD is not going to recover by relying on IBM for R&D, nor on other companies to make its products. To me, when Apple began to purchase all its hardware components, that...
- Discussion threads 2007-04-20
- OS ranking - confusion to the nth
- Last week I got into a talkback discussion with frequent contributor "bportlock" first over a throw away comment about the PC having been substandard at its introduction and being substandard now - and, then, more interestingly, about ways of ranking operating systems. ...
- Blog posts 2007-04-03
- Must vendors wait for standards?
- Must vendors wait for standards?Differences and Distinctions[i]The problem I see is with the standards bodies. Prolonging an argument and this could go on for another year only promotes the establishment of quasi-proprietary standards on a standard base. Or maybe I'm just old-fashioned…[/i]Lumping all standards groups together is approximately as valid...
- Discussion threads 2007-01-24
- Intel slide not over yet says AMD sales chief
- Intel slide not over yet says AMD sales chiefIntel is heading to bankruptcyWith continuing loss of unit share and drastic collapse of pricing, Intel will post massive operating losses in the next 5-7 quarters and eventually BK. Mark my word, folks. This is just simple math. The only way...
- Discussion threads 2006-09-11
- Bruised Intel focuses forward
- Bruised Intel focuses forwardThey dropped the ball with itanic.The warning signs have been staring intel in the proverbial face for many years, and very obviously over the past couple of years. Their attitude towards AMD that their overconfidence in their own flawed designs is coming round to bite them on...
- Discussion threads 2006-03-07
- x86 facing real competition
- Most of us have gotten used to the idea that the next generation Intel processor would be like the current one, except faster, but we're about to see more change in CPU architectures and markets than anything that's happened since Exxon took Zilog out of play in 1980. In those...
- Blog posts 2005-05-17
- x86 facing real competition
- Most of us have gotten used to the idea that the next generation Intel processor would be like the current one, except faster, but we're about to see more change in CPU architectures and markets than anything that's happened since Exxon took Zilog out of play in 1980. In those...
- Blog posts 2005-05-17
- PC makers reconfigure with new Intel chipsets
- PC makers reconfigure with new Intel chipsetsintel blah blahnew chipsets to support newer technologies... thats nice... happens all the time.New P4s... whoopie do... anyone who knows about processor architecture would never want to use one, compared to the competition.I know ZDnet gets a lot of money from Intel, but what...
- Discussion threads 2004-06-21
- Intel plans demo of Opteron rival: 'CT'
- Intel plans demo of Opteron rival: 'CT'in other words...AMD is ahead of Intel on low cost 64 bit proc.If I were Intel I wold come up with Itanium3, low cost and compatible with x86.AmazingTwo articles on the same day. One saying we will start designing a 64bit P4 when...
- Discussion threads 2004-01-29
- PCI-INT32 5.24.0.0 (Windows)
- PCI-INT32: The PCI-INT32 is possibly the most powerful digital I/O accessory available for the personal computer. The heart of the PCI-INT32 is a pair or Zilog Z8536 programmable digital I/O chips. Features: 32 Vector, IRQ director Digital pattern recognition 40-Bits of digital I/O Six 16-bit counters Very low cost Fully...
- Software downloads 2002-04-01
- ZASM 2.07b (Mac)
- ZASM is a 2 pass assembler for Zilog's 8-bit CPU Z80.
- Software downloads 2002-03-01
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