IO Pins

see also:

• "The 8051 One-Chip Microcomputer" by Howard Boyet, Byte Magazine, December 1982
• FAQ
  • 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.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
• 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
  • 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
  • 3.2) 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