8051 CPU

FAQ

IO Pins

Code Library

Alternatives:

• Atmel At89S Series In System Programmable 8051 clones
• WinBond's 80C52 is less than $1.00

See also:

• mukund937@rediff.com refers to " http://www.geocities.com/mukund937/89C51_PROJECTS.html
  89C51 PROJECTS,telecontrol,robotics,autoelectronics,microcontroller projects,greenhouse controller"
• http://www.devicetools.com Software Tools, Silicon and Resources for the Connected Embedded Device Developers
• http://www.asm51.eng.br/forum
• "The 8051 One-Chip Microcomputer" by Howard Boyet, Byte Magazine, December 1982
• FAQ
  • news:comp.sys.intel
  • comp.realtime
  • comp.robotics
  • comp.lang.forth
  • sci.electronics
• Instruction set from YAM
• Myke Predko's Microcontroller Reference Page 8051 Page
• Geezers Embedded systems page with Open Source8052 Simulator
• http://www.ise.pw.edu.pl/~wzab/ev51wz1/ev51wz1.html Free single-sided evaluation board with linux download capability for 8051, 8052 and related microprocessors
• http://www.rentron.com/ http://www.rentron.com/8051.htm
• http://www.phytec.com/USAmerica/mm552.html Rapid development kit.
• http://www.devantech.demon.co.uk/htm/dev552.htm
• www.acqura.com
• UART I8051 UART Interrupt Handler
• http://www.geocities.com/ResearchTriangle/Forum/1353 free optimizing C compiler for 8051/31 along with assembler & linker ..
• http://www.dunfield.com C compiler.
• ftp sites
  • Plasma Physics Laboratory, Princeton University  this is a great source of 8051 stuff /pub/incoming - check this out for new untested/unsorted items
  • Finnish Academic and Research Network - MCS-51
  • Intel   - this ftp site is pretty good now, and getting better all the time!
  • University of Manchester Institute of Science and Technology
  • http://www.microcontroller.com/embedded/SelGuides/DallSemi.htm
  • ftp.ee.ualberta.ca /pub/cookbook/digital - circuits of all types - prog51.zip is a programmer for the ATMEL 89C51 flash part by Werner Terreblanche
  • ftp.luth.se /pub/languages/assembler
  • asterix.inescn.pt - FORTH archive /pub/forth/8051
  • hpcsos.col.hp.com /mirrors/.hpib0/forth/8051 (mirror of asterix Forth archive) /misc/ns32k/beowulf/a-8051 /mirrors/.hpib0/forth/eForth
  • http://ftp.unina.it/pub/electronics/ftp.armory.com (Steve Walz) /pub/user/rstevew/8051 /pub/user/rstevew/TB8051 /pub/user/rstevew/incoming
  • ftp.oak.oakland.edu - has information and software for a wide range of microprocessors and microcontrollers, you may have to look around a bit
  • 130.123.96.9 giovanni/51forth.zip
  • ai.uga.edu /pub/hardware - stuff on the Philips 87C750/1/2 microcontrollers - assembler, an update for the software in the DS-750 kit, notebook of some early experiences and code - responses welcome, Michael A. Covington (mcovingt@ai.uga.edu)
  • ftp.hte.com - HiTech Equipment Corporation's ftp site - information about their products including some sample code, a free 8051 simulator, and various things from around the net that relate to the 8051 family
  • csd4.csd.uwm.edu - no longer supports 8051, don't even try
• Web pages
  • 8051 board level products - http://bailey2.unibase.com/local/beck04.html
  • 8051 Microcontrollers - http://www.cit.ac.nz/smac/cbt/hwsys/i8051/default.htm
  • AM Research Web Site - http://www.amresearch.com/ - Forth development systems and boards.
  • Automation and Process Control (Olaf Pfeiffer) - http://www.ba-karlsruhe.de/automation/home.html - http://www.ba-karlsruhe.de/automation/FAQ
  • Archimedes Software - http://www.archimedes.com/devtools
  • Brian Brown's 8051 web page - http://www.cit.ac.nz/smac/cbt/hwsys/i8051/default.htm - contains Brian Brown's 8051 course lots of other good stuff
  • Cera/EG3 Electronic Engineers' Toolbox (home page) - http://www.eg3.com/ebox.htm - http://www.cera2.com/ebox.htm
  • Cera/EG3 MCU/MPU resources - http://www.cera2.com/micro.htm
  • Cera/EG3 Navi-GATOR (embedded development tools and chip-specific) - http://www.cera2.com/gator.htm
  • Chip Directory and Chip Manufacturers (Jaap van Ganswijk)
    • - http://www.hitex.com/chipdir (USA, California) - http://www.civil.mtu.edu/chipdir (USA, Michigan)
    • - http://www.leg.ufrj.br/chipdir (Brasil)
    • - http://www.xs4all.nl/~ganswijk/chipdir (The Netherlands)
    • - http://bbs.cc.uniud.it/chipdir (Italy)
  • Chipmaker web page - http://www.scruznet.com/~gcreager/hello5.htm - contains over 200 URLs of chipmakers
  • Chris Burkey's (KB8ZLI) web page - plans for a cheap (about $10) and simple (4 chips) ROM emulator - ftp://ieee.cas.uc.edu/pub/electronics/software/burkey/
  • Circuit Cellar Ink - http://www.circellar.com
  • Dallas Semiconductor - http://www.dalsemi.com
  • Gernsback Web page (Electronics Now, Popular Electronics) - http://www.gernsback.com - current issue information, recent article related files, FTP site, subscription information
  • Emulation Technology - http://www.emulation.com
  • FIG (Forth Interest Group) web site - http://www.forth.org/fig.html - http://www.forth.org/Forth/FAQ
  • Forth, Inc. - http://www.earthlink.net/~forth - follow the links to chipFORTH, then to 8051
  • French Forth web site - http://ourworld.compuserve.com/homepages/mp7 maintained by Marc Petremann: 17, allee de la Noiseraie F - 93160 NOISY LE GRAND Email: 100647.3306@compuserve.com - http://ourworld.compuserve.com/homepages/bioforth maintained by Gerard SOULA
  • Gregory Pugh's homepage - http://sleepy.anest.ufl.edu/~glp/8051.html
  • Hi-Tech Software - http://www.hitech.com.au - demo C compiler available (limits - 1K size, no library source)
  • Intel MCS(R) 51 Microcontroller Family - http://www.intel.com/embedded/051/index.html - http://www.intel.com/design/usb/ (information on USB)
  • S. Joel Katz's web page - http://www.panix.com/stimpson/micro.html - information about 8051 and related microcontrollers - not much information yet, but it is increasing rapidly
  • Ken Tindell's CAN web pag - http://www.nrtt.demon.co.uk/can.html - Source code to drive the Intel 82527 CAN controller is available: just send e-mail to info@nrtt.demon.co.uk, with "Request Intel 82527 drivers" (without the quotes) in the subject line.
  • Lakeview Research (Jan Axelson) - http://www.lvr.com/ - microcontroller page (resources for 8052-Basic projects): http://www.lvr.com/microc.htm
  • Mike Miller's 8051 Home Page - http://www.ece.orst.edu/serv/8051/ - pointers to other 8051 pages - contains html copy of this FAQ
  • Nohau Elektronik AB - http://www.nohau.com/nohau
  • Packet Radio web page - http://www.tu-bs.de/studenten/akafunk/pr8051 - Contains some schematics and code to do packet radio (AX.25) experiments with different types of MCS51 controllers. Packet radio is used by ham radio amateurs to exchange data. There is an almost worldwide net of PR stations. - The programs were written by August Gihr and they are only available on the packet radio net or this web page.
  • Paul's 8051 Tools, Projects and Free Code - http://www.ece.orst.edu/~paul/8051-goodies/goodies-index.html - page contents: AS31 Assembler PAULMON 8051 Family Monitor/Debugger Low-Cost 8051 Development Board Designs 8051 Code Library Atmel 89C2051 in-circuit programmer
  • Philips - http://www.semiconductors.philips.com/ps/philips17.html
  • The Polis research project web page - http://www-cad.eecs.berkeley.edu/Respep/Research/hsc/abstract.html
  • Pseudocorp - http://www.teleport.com/~rhowden - New Site - products and pricing
  • Richard Grant's 8051 Based Vario - http://cougar.stanford.edu:7878/RGvario/vario.html - Hang-Gliding/Paragliding WWW server. The application is an 8751 based variometer (used by pilots to indicate the rate of ascent or descent). It includes schematics and assembly language source.
  • Silicon Studio's web site - http://sistudio.com - plans for a simple, REALLY simple (2 transistors and 5 resistors), 2051 programmer, called the BlowIT 2051
  • Standard Microsystems Corporation - http://www.smc.com
  • Steve Merrifield's 8051 home page - http://www.ee.latrobe.edu.au/postgrad/steve/8051.html
  • Systronix web site - http://www.systronix.com
  • Thomas Wedemeyer's SAB80C535 web page - http://www.zfn.uni-bremen.de/~g16i/ - SAB80C535 based board design - English and German
  • USB web page - http://www.usb.org/
  • Xicor's web page - http://www.xicor.com/ - 8051 code - http://www.xicor.com/xicor/menulink/link42.htm - 8051 microperipherals - http://www.xicor.com/xicor/menulink/link6.htm

Interested: