electronic door code lock using microcontroller.pdf - PDFQueen - PDF Search engine. Free unlimited pdf search and download.

other AVR microcontrollers. Figure 1-1. Block Schematic of Code Lock. ... LCD, a piezoelectric buzzer and the actual (door) lock. ... using an STK500, an STK505, some jumper cables and the essential keypad and. LCD. 3.1 Hardware ... The electric lock is an application specific part and can be an electromechanical ...

http://www.atmel.com/dyn/resources/prod_documents/doc8013.pdf

It is hard to believe that an electronic key for remote keyless entry systems is exposed ... Think of a bunch of keys left in the front door of a house in the winter? ... using an Atmel® microcontroller: To complete the filter, .... Provide a hardware memory lock that requires a special sequence to write memory; ...

http://www.atmel.com/dyn/resources/prod_documents/doc9108.pdf

CODE INDICATOR: The electrical utility project that indicates the MCB ... diplayed at LCD using a sensitive device DS 1621. MICROCONTROLLER. AT-89C2051 .... control system in which one can open the door/ control a device .... ELECTRONIC LOCK: - The keys in the range 0 to 9 are used to store the key code as well as ...

http://www.melodyprojects.com/microbasedprojects.pdf

20) To construct dc motor speed control using microcontroller / pc. ... with digital code combination lock for door operation. ...

http://www.melodyprojects.com/synopsis.pdf

Nowadays, electronic code locks are usually based on microcontrollers. However, if you like your electronics dis- ... good for around 5000 door openings. The main advantage .... Before assembling the circuit using the printed circuit ...

http://bahrambaba2.persiangig.com/other/Electronic code lock.pdf

The micro controller based digital lock presented here is an access ... The system comprises a small electronic unit with a numeric keypad, ... When the code has been incorrectly entered three times in a row, ... Block diagram: Embedded Password Based Security Door Lock System Using 89C51. Power supply to LCD. 8051 ...

http://www.wineyardtechnologies.com/tools/assets/WK210.pdf

Fingerprint Based Electronic Voting Machine ... Microcontroller Based Digital code Lock (AT89C2051) ... Password Based Door Locking (AT89C2051) ...

http://lakshyaeducation.com/project/Projects using Microcontroller.pdf

Microcontroller Based Code Lock System With 8 Programmable Code ... Embedded Electronic Voting Machine With Non-Volatile Memory. 36. Programmable Running Display Panel ... Embedded Digital Security System Using Pseudo Random Sequencer ... Microcontroller Based Automatic Door. 102. Wall Penetrating Remote Controller ...

http://www.ledsmicro.co.in/scripts/List09.pdf

9 Aug 2009 ... AUTOMATIC DOOR OPENING USING PIR SENSOR. 46. AT KEYBOARD BASED PASSWORD PROTECTED DOOR ACCESS SYSTEM ... Electronic Voting machine with Managed Control Unit ... Microcontroller Based Digital code Lock (AT89C2051) ...

http://www.bisdlabs.com/projects/project_list2.pdf

the door shut. Unlike an electric strike a magnetic lock has no interconnecting parts and is therefore ... format, code duplication might occur. Table 1 provides .... PIC microcontroller using the USB In Circuit. Programmer (UIC00A). ...

http://www.robotshop.ca/content/PDF/details-description-pr25.pdf

password door security system using microcontroller and can be further developed for more ... the door shut. Unlike an electric strike a magnetic lock .... Description of source code. Compare keyin value with stall value. First password ...

http://www.robotshop.ca/content/PDF/details-description-pr9.pdf

Authentication, or pairing, using the code sent by the mobile device to the Bluetooth module (bond ... device and the Bluetooth module, the microcontroller sends ... an electronic locking system to lock and unlock any door at any time. ...

http://wiki.percomp.org/images/d/db/Pub-Wireless_Access_Control_using_Bluetooth.pdf

The reader will function using Motorola's MC9S12DP256B Microcontroller. ... door. It is a door lock driver designed to connect to an electrical lock. It also includes a ... login code. These options will be displayed on the LCD. ...

http://eet.etec.wwu.edu/vanmere/project/docs/Hardware Description.pdf

reader is similar in cost to any bar code reader or magnetic strip reader. These facts clearly show ... This project will be built using a microcontroller and some RF circuitry. ... I have seen many electronic locks online, and I expect ...

http://eet.etec.wwu.edu/vanmere/project/docs/Project Proposal.pdf

microcontroller-based electronic combination lock. ... button push should close the door again and the lock .... using the lab computers) to start the interactive ed- ... Make sure the lock only opens for your personal code. ...

http://www.ece.ubc.ca/~edc/380.jan98/labs/lab4.pdf

by AO Oke - Related articles

http://www.akamaiuniversity.us/PJST10_2_398.pdf

Electronic Lock CodeLock AVR. 1. DIY electronic door lock. CodeLock AVR LCD. CodeLock AVR electronic lock is realised with Atmel AVR micro-controller ...

http://www2.arnes.si/~zslejk/Download/CodeLockAVReng.pdf

Code Request for Door Opening System. 4. Cordless Security System. 5. Electronic Door Code Lock Using Microcontroller. 6. Embedded System Based Digital ...

http://www.fussiontech.net/SecuritySystemRelatedProjects.pdf

156 Fuzzy Speed Control of AC Motor using Microcontroller ... 228 I2C based security Code Locks with dynamic generation of Electronic codes using .... 347 Wireless access monitoring and control system based on digital door lock ...

http://www.kopway.com/Downloads/Kopway.pdf

Many non-electronic engineers are easily confused by micro- ... remote sensors, electrical door locks and safety devices. ... facility for using microcontroller as a design tool rather than learning every detail about the microcontrol- ...

http://www.codewitz.net/papers/MMT_67-70_LiakotAli_Kabir_Alam_KashemMia.pdf

by E Montañez - 2005 - Cited by 2

ftp://ftp.ni.com/pub/devzone/tut/microcontrollers_education.pdf

Electric strike lock. Amazon.com. 1. $45.49. H-Bridge. Digikey.com .... Code to interface 8051 to fingerprint. 1 day? Thu 10/27/05. Fri 10/28/05 Enhung. 34. Control door lock using 8051. 1 day? Fri 10/28/05. Mon 10/31/05 Vinodh ...

http://www.bipom.com/documents/student_projects/fall2005/Fingerprint door opener.pdf

password door security system using microcontroller and can be further developed for more advance application. ... the door shut. Unlike an electric strike a magnetic lock .... function (refer to the source code provided), the ASCII ...

http://www.cytron.com.my/attachment/Details Description/PR9_DD.pdf

PIC 16F877A Microcontroller Based Electronic Code. Lock with LCD display. This project used to secure door, locker etc. access with the following ... This project is useful for Temperature Measurement using DS1621 Digital Thermometer. ...

http://www.ankurhobby.net/Microcontroller_based_kit_Synopsis1.pdf

extra security, an electronic door lock mechanism is mounted inside the door, and an ... speak a code word into one of the outside or inside mounted microphones. These microphones ... pattern is recognized by a microcontroller. However, if the ... door using voice commands. Fingerprint identification is ...

http://ieeexplore.ieee.org/iel5/6792/18228/00842431.pdf?arnumber=842431

door lock, which is explosively used as a digital consumer device. Digital door lock is an electronic locking system .... video door phone wirelessly by using the ZigBee modules. ... valid identification code is taken from the ZigBee tag at the ... microcontroller unit (MCU) pin. Note that the function of pins ...

http://ieeexplore.ieee.org/iel5/30/4429199/04429276.pdf

Electronic lock or door entry mechanisms nor- ... Using a rotary encoder. Design by J. Prim. Most code locks or electronic entry systems need a 10-way keypad to .... microcontroller checks if it is the first ...

http://notes.ump.edu.my/fkee/e-Magazine/Elektor 2004/Articles/E/e043052.pdf

to pull the door open using a long piece of string. However, it was hard for her to reach the .... door opener, HES electronic strike, Weiser Lock electronic deadbolt, a 12 digit ...... microcontroller that runs assembly code. A brief ...

http://nsf-pad.bme.uconn.edu/2001/University of Connecticut.pdf

electronic locks. Since the lock industry generally takes a rather unrelaxed attitude towards ... e cylinder does not turn by itself, so in order to lock the door .... e microcontroller stores the most current code-entry datagram ...

http://blackbag.nl/wp-content/uploads/2009/07/burgwaechter_report_.pdf

This circuit converts knock on door, car's dashboard, drawer, etc into a loud alarm using .... This simple code lock project is based on a 20-pin ATMEL microcontroller ... Stepper motor control using micro-controller (Oct 04)… ... electronic lab. The available power supply must provide variable outputs in steps. ...

http://www.united77.com/Kits list.pdf

The AB1 is a self-contained, versatile micro-controller based digital keypad for indoor access control and remote .... Power supply to Electrical door strike/Magnetic lock ... (1) Relay timer (using access code)………..0 To 99 seconds ...

http://www.t-ctrl.com/downloads/AB1-installation-instructions-en.pdf

8 - Bit Code Lock for Appliances (July 2004). 250. 67. Electronic Guard For Blind (July 2002) ... Stepper motor control using micro controller ..... Musical Door Bell (with Memory). 80. 376. Musical Hold on for Telephone ...

http://www.fotronichs.org/Downloads/DIY_Kits.pdf

electric locks. • Effective PIN security and door monitoring and control functions ... lock. Its microcontroller based design provides a ... A high level of security is provided by using up to ... stainless steel spy-proof housing with visitor button and 10 ft. cable, user code cannot be re-programmed, changed or ...

http://www.moniteq.com/products/pdfs/8521B_DS.pdf

by AR Noorashidin - 2008 - Related articles

http://dspace.unimap.edu.my/dspace/bitstream/123456789/5509/4/Methodology.pdf

VSS0059 INVOLUNTARY METER READING USING ARM MICROCONTROLLER. VSS0060 TEMPERATURE MONITORS AND CONTROLLED SYSTEM IN ... VSS0089 ELECTRONIC PASSPORT AUTHENTICATION BASED SCHEDULED RF-ID ... VSS0126 INVOLUNTARY ATTENDANCE MAINTENANCE SYSTEM THROUGH DOOR ACCESS CONTROL ... VSS0135 DIGITAL CODE LOCKS SYSTEM USING PC ...

http://vishwaweb.com/images/College Projects List2.pdf

timer structure of the microcontroller reduces development costs and simplifies board ... By using smart semiconductors all kind of failures like short to ground, ... assembly like electrical door lock, electrified mirror, power window, ...

http://vyuka.fel.zcu.cz/kae/NSA/Texty/Vykonove_systemy_auta .pdf

Some embedded systems attempt security by using microcontrollers with internal ... Some implementations use one or more internal lock bits, set as a final step at .... This prevents unauthorized viewing of the application code and hides the encryp- ..... This system allows us to build a networked door (Figure 3). ...

http://pdfserv.maxim-ic.com/en/ej/MER_2.pdf

Home appliances: door lock alarm clock. ∎ Home appliances: door lock, alarm clock, .... Downloading Code. ∎ The AVR uses internal flash memory for program ...

http://www-micrel.deis.unibo.it/~brunelli/xMPHS/Designing with microcontroller.pdf

of the door module power IC TLE 8201R which contains all the functions to drive power outputs ... lock, safe lock, mirror adjustment, mirror fold, mirror heating and ... electronic throttle and exhaust gas recirculation valve control. The .... code generator. Uses the full power of Infineon microcontrollers, e.g. ...

http://www.image-and-video.com/export/sites/default/media/downloads/distribution/Motorcontrol.pdf

digital door lock module, human detection module, and ZigBee relay module. ZigBee module is .... credit card electronic payment protocols. The model focuses on ... by using microcontroller can reduce cost of system installation ...

http://www.centric.in/downloads/pdf/EMBEDDED.pdf

by P Dietz - 2003 - Cited by 19

http://www.merl.com/papers/docs/TR2003-35.pdf

If the lock fails to operate check: · The code is entered slowly, ... supplied in the pre-programmed PIC microcontroller. The FET output is .... When using a keypad, it is important to have some feedback to the user to ... would normally be a 12V electronic door strike plate, but as these cost around £40 ...

http://www.rev-ed.co.uk/docs/CHI008.pdf

Microcontroller Based Digital code Lock (AT89C2051) ... that the door is opened. If we entered a wrong password for more than three times ... This Project Components tester can be used to check the electronic components such us Diode, ... This project Digital gated Emulator using Microcontroller is used to emulate ...

http://eca-automation.com/Documents/List of Engineering Projects_2009.pdf

An electric door strike is required, which replaces the existing ... and transmits a code to the microcontroller via the antenna. ... finding keys and the door lock can be difficult. ... may have trouble using conventional keys. ...

http://www.clipsal.com.au/consumer/__data/page/81/C2.pdf

Electronic Code Lock. 95. Access Controlled System ... Distributed Input for Microcontroller. 5. Distributed Output System. ... Door Security System. 67. Dish Positioning using Wiper Motor. 68. Code lock for electrical devices .... Security Code Lock using PC & FDD. 52. PC Based Digital Clock ...

http://allzonesystem.com/images/Allzone system project list.pdf

15 Sep 2008 ... readers, an ICOP eBox computer, a microcontroller, electric door strikes, .... The EM4102 RFID tag, which contains a 64 bit identification code, .... Home, allows the user to enter using RFID. The AP501 lock along with ...

http://www.ece.gatech.edu/academic/courses/ece4007/08fall/ece4007l02/lm3/images/written_proposal.pdf

electric door locks on cars, water valves for washing machines and sprinkler .... then write some source code to control an appropriate motor using the board. ... Since you are using a microcontroller, you can do many more ...

http://www.bme.unc.edu/~bob/me499_module17.pdf

by RJGD OPENER - Related articles

http://specs.chamberlain.com/NR/rdonlyres/67C9F23A-31DF-4816-A335-616365865543/2494/3800_rev_6_09.pdf

push-code lock broke on our fraternity house's front door. The mechanics of .... Using the equation, we calculated that the coil needed approx- ... Notice how the microcontroller uses the outputs from the filter stage and the data ...

http://www.circuitcellar.com/library/print/0207/ross_goto199/Ross-Goto-199.pdf

by A Objective - 2009 - Related articles

http://www.academypublisher.com/ijrte/vol02/no04/ijrte02046567.pdf