Everyday Practical Electronics (February)

69 Pages·2005·7.515 MB·English

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ISSN 0262 3617
PROJECTS ... THEORY ... NEWS ...
COMMENTS ...POPULAR FEATURES ...
VOL.34.No.2 FEBRUARY2005
www.epemag.co.uk
Cover illustration:Oscar Burriel/Science Photo Library
EPEOnline:www.epemag.com
PPrroojjeeccttss aanndd CCiirrccuuiittss
PIC ELECTRIC MK2by John Becker 84
Monitor the cost of running your mains electrical appliances
SNEAKY by Mike Boyden 94
A covert communication system for magicians and spies!
SOUND CARD MIXER by Terry de Vaux-Balbirnie 107
Bring “life”to your computerised live recordings
INGENUITY UNLIMITED – Sharing your ideas with others 114
Digital Stop Clock;Light and Heat Sensor
SMART KARTS – 5 Pushing and Grabbing by Owen Bishop 128
Our mobile robot morphs into SK-3 and gains a grabber and pusher
SSeerriieess aanndd FFeeaattuurreess
TECHNO TALKby Andy Emmerson 90
Wireless Internet services via tethered balloons – or just pie in the sky?
PIC N’ MIX by Andrew Jarvis 100
Read the script – free development software!
CIRCUIT SURGERYby Alan Winstanley and Ian Bell 102
Continuing our short series on the Universal Serial Bus (USB) with a
suggested circuit
E–BLOCKS AND FLOWCODE V2.0 REVIEWS by Robert Penfold 117
Two systems which teach the easy understanding of electronics through
dedicated modules under readily reprogrammable software control
INTERFACE by Robert Penfold 122
Simple digital to analogue conversion for PCs
NET WORK – THEINTERNET PAGE surfedby Alan Winstanley 127
Beware of eBay scammers
RReegguullaarrss aanndd SSeerrvviicceess
BACK ISSUE CD-ROMS single-source shopping for issues you’ve missed 78
BACK ISSUES Did you miss these? 79
EDITORIAL 83
NEWS – Barry Fox highlights technology’s leading edge 91
Plus everyday news from the world of electronics
READOUT John Becker addresses general points arising 105
CD-ROMS FOR ELECTRONICS 124
A wide range of CD-ROMs for hobbyists, students and engineers
SHOPTALK with David Barrington 136
The essentialguide to component buying for EPEprojects
DIRECT BOOK SERVICE 137
A wide range of technical books available by mail order, plus more CD-ROMs
ELECTRONICS MANUALS 140
Essential CD-ROM reference works for hobbyists, students and
service enginners
PRINTED CIRCUIT BOARD AND SOFTWARE SERVICE 141
PCBs for EPEprojects.Plus EPEproject software
© Wimborne Publishing Ltd 2005. Copyright in all
drawings, photographs and articles published in ADVERTISERS INDEX 144
EVERYDAY PRACTICAL ELECTRONICS is fully
protected,and reproduction or imitations in whole or
in part are expressly forbidden.
Our March 2005 issue will be published on Readers Services (cid:1)(cid:1)Editorial and Advertisement Departments 83
Thursday,10 February 2005.See page 75 for details
Everyday Practical Electronics,February 2005 73
NEXT MONTH
(cid:16)(cid:10)(cid:1)(cid:4)(cid:19)(cid:9)(cid:10)(cid:15)
A versatile detector that will sense the presence of
a magnet worn by the cat at a distance of around
20cm.The design can then be used to trigger a
deterrent for strays and/or unlock the cat flap for the
magnet-wearing moggy.
A simple design employing an easily constructed
coil with a Faraday shield plus a handful of p.c.b.
mounted components.
(cid:15)(cid:6)(cid:16)(cid:4)(cid:22)(cid:6)(cid:13)(cid:20)(cid:11)
Most people will have played Bingo or similar lottery
style games since their early years. Methods
abound for the selection of random numbers –
usually between 1 and 90 – ranging from wooden
balls in bags to the washing-machine like Lotto
creations as seen on television.This project applies
modern PIC-based electronics to the traditional
game, resulting in a gadget that is completely fair,
requires no set-up time and, most importantly in
family circles, removes all arguments about who (cid:1)(cid:2)(cid:3)(cid:4)(cid:5)(cid:6)(cid:7)(cid:8)(cid:9)(cid:10)(cid:1)(cid:11)(cid:12)(cid:4)(cid:10)(cid:13)(cid:14)(cid:4)(cid:15)(cid:6)(cid:16)(cid:17)(cid:18)(cid:19)
should be the “caller.”!
PIC Bingo provides for manual and automatic (cid:8)(cid:15)(cid:20)(cid:12)(cid:10)(cid:14)(cid:21)
number generation.In automatic mode, a number is
generated automatically after a pre-programmed
Describing the latest facilities that have been added to
delay of up to 99 seconds.A “rewind and replay”
the EPE PIC Toolkit TK3PIC assembly and programming
function is also provided, as is the ability to change
software, now released as version V3.00.
the range for which numbers are generated – useful The first addition is a quite sophisticated Mini
for other games – and to check the numbers on the Simulator through which your own software routines
winning card. can be put through initial testing procedures, allowing
The project also demonstrates and applies a number potential bugs to be eliminated prior to downloading
of techniques previously featured in EPE projects, the code to a PIC.
including large seven-segment l.e.d.displays and, The second enhancement is the expansion of the
most fun of all (and very useful for school/club bingo assembly, programming and disassembly routines to
evenings), the enormous seven-segment displays allow members of the recently introduced PIC18Fxx2/xx8
described in the PIC Big Digit Display article from family to be handled.These devices have more com-
May 2002. These devices are driven from an mands and abilities than the more familiar PIC16Fxx
expansion p.c.b.enabling constructors to customise devices, but have significantly different assembly and
the project to their specific requirements. programming requirements.
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MARCH 2005 ISSUE ON SALE THURSDAY, FEBRUARY 10
Everyday Practical Electronics,February 2005 75
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Helping you make the right connections!
ABCMaxi AVR Development Board NEW!DTMF Telephone Relay Switcher
PIC & ATMEL Programmers The ABC Maxi board Call your phone number
has an open architec- using a DTMF phone from
We have a wide range of low cost PIC and ture design based on anywhere in the world
ATMEL Programmers.Complete range and Atmel’s AVR and remotely turn on/off
documentation available from our web site. AT90S8535 RISC any of the 4 relays as
Programmer Accessories: microcontroller and is desired.User settable
40-pin Wide ZIF socket (ZIF40W) £15.00 ideal for developing new designs. Security Password, Anti-Tamper, Rings to
Features: Answer, Auto Hang-up and Lockout.
18VDCPower supply (PSU010) £19.95
8Kb of In-System Programmable Flash Includes plastic case.130 x 110 x 30mm.
Leads:Parallel (LDC136) £4.95 / Serial (1000 write/erase cycles) (cid:1)512 bytes Power:12VDC.
(LDC441) £4.95 / USB (LDC644) £2.95 internal SRAM (cid:1)512 bytes EEPROM Kit Order Code:3140KT – £39.95
(cid:1)8 analogue inputs (range 0-5V) Assembled Order Code:AS3140 – £49.95
(cid:1)4 Opto-isolated Inputs (I/Os are
NEW!USB‘All-Flash’PICProgrammer bi-directional with internal pull-up resistors) Serial Port Isolated I/OModule
USBPIC programmer for all (cid:1)Output buffers can sink 20mA current Computer controlled
‘Flash’devices.No external (direct l.e.d.drive) (cid:1)4 x 12A open drain 8-channel relay
power supply making it truly MOSFET outputs (cid:1)RS485 network board.5A mains
portable.Supplied with box connector (cid:1)2-16 LCD Connector rated relay outputs
and Windows Software.ZIF (cid:1)3·5mm Speaker Phone Jack and 4 opto-isolated
Socket and USBPlug A-B lead (cid:1)Supply:9-12VDC. digital inputs (for
not incl. The ABC Maxi STARTER PACK includes monitoring switch
Kit Order Code:3128KT – £34.95 one assembled Maxi Board, parallel and states, etc).Useful in a variety of control
Assembled Order Code:AS3128 – £44.95 serial cables, and Windows software and sensing applications.Programmed via
CD-ROM featuring an Assembler, serial port (use our new Windows interface,
Enhanced “PICALL”ISPPICProgrammer BASIC compiler and in-system terminal emulator or batch files).Serial
Will program virtually ALL 8 programmer. cable can be up to 35m long.Includes
to 40 pin PICs plus certain Order Code ABCMAXISP – £79.95 plastic case 130 x 100 x 30mm.Power:
ATMEL AVR, SCENIX SX The ABCMaxi boards only can also be 12VDC/500mA.
and EEPROM 24C devices. purchased separately at £59.95 each. Kit Order Code:3108KT – £54.95
Assembled Order Code:AS3108 – £64.95
Also supports In System
Programming (ISP) for PIC
and ATMEL AVRs.Free software.Blank chip Controllers & Loggers Infra-red RC 12-Channel Relay Board
Control 12 on-board relays
auto detect for super fast bulk programming.
Requires a 40-pin wide ZIF socket (not Here are just a few of the controller and data with included infra-red
included) acquisition and control units we have. remote control unit.Toggle
Assembled Order Code:AS3144 – £54.95 See website for full details.Suitable PSU for or momentary.15m+ range.
all units:Order Code PSU445 – £8.95 112 x 122mm.
Supply:12VDC/0·5A.
ATMEL 89xxx Programmer
Kit Order Code:3142KT – £41.95
Uses serial port and any
standard terminal comms Rolling Code 4-Channel UHF Remote Assembled Order Code:AS3142 – £51.95
program.4 LEDs display State-of-the-Art.High security.
the status.ZIF sockets 4 channels.Momentary or PCData Acquisition &Control Unit
not included.Supply: latching relay output.Range Monitor and log a
16VDC. up to 40m.Up to 15 TXs can mixture of analogue
Kit Order Code:3123KT – £29.95 be learned by one Rx (kit and digital inputs
Assembled Order Code:AS3123 – £34.95 includes one Tx but more and control external
available separately). devices via the ana-
NEW!USB & Serial Port PICProgrammer 4 indicator LEDs. logue and digital
USB/Serial connection. Rx:PCB 77x85mm, 12VDC/6mA (standby). outputs.Monitor
Header cable for ICSP.Free Two &Ten Channel versions also available. pressure, tempera-
Windows software.See web- Kit Order Code:3180KIT – £41.95 ture, light intensity, weight, switch state,
site for PICs supported.ZIF Assembled Order Code:AS3180 – £49.95 movement, relays, etc.with the apropriate
sensors (not supplied).Data can be
Socket and USB Plug A-B
lead extra.18VDC. Computer Temperature Data Logger processed, stored and the results used to
Kit Order Code:3149KT – £34.95 Serial port 4-channel tem- control devices such as motors, sirens,
Assembled Order Code:AS3149 – £49.95 perature logger.°C or °F. relays, servo motors (up to 11) and two
Continuously logs up to 4 stepper motors.
Introduction to PICProgramming separate sensors located
Gbfireosgt finPronImCer a atno cd ob wmurrpnitliienntgge yyPooIuuCrr 2rcaa0nt0igomen+ so fffr oforrme se tob srooianftrgwd/u.aWsreini dgae pdpalit-a. F(cid:2)(cid:2)e1a116t u ADrniegasiltoagl uInep Iuntpsu –ts 2 –0 V0 ·m5Va,x 1.0P rboitt e(c5tmioVn/ s1tKe pin)
oInwcnlu dcoeds ea in4 9n-op atigmee s!tep- by PC.IncludesP oCnBe jDuSst1 3882x03 s8emnmso.rP aonwdered (cid:2)s1e Arineasl,o 5g·u1eV OZuetnpeurt – 0-2·5V or 0-10V.8 bit
bPyro-sgtreapm Tmutionrgia Hl aMradnwuaarel, (with LED bench fKoiut rO hredaedr eCro cdaeb:le3s1.45KT – £19.95 (cid:2)(82 D0migVita/sl tOepu)tputs – Open collector, 500mA, 33V
tSeosfttiwnga rsee (cwtiiolln P),r oWgirna m3.,1 R1–eXaPd, PVreorgifrya &mming AAdssdeitmiobnlaeld D OSr1d8e2r0 C Soednes:oArSs 3–1 £435. 9–5 £ e2a6c.9h5 (cid:2)mCuasxtom box (140 x 110 x 35mm) with printed
front &rear panels
Erase), and a rewritable PIC16F84A that (cid:2)Windows software utilities (3·1 to XP) and
you can use with different code (4 detailed
programming examples
eCxoanmnepcletss tpor oPvCid epda rfaolrle yl opuo rtot. learn from). Most items are available in kit form (KTsuffix) (cid:2)Supply:12V DC(Order Code PSU203)
Kit Order Code:3081KT – £14.95 or pre-assembled and ready for use (AS prefix). Kit Order Code:3093KT – £69.95
Assembled Order Code:AS3081 – £24.95 Assembled Order Code:AS3093 – £99.95
76 Everyday Practical Electronics,February 2005
Hot New Kits This Summer! FMBugs &Transmitters
CCRREEDDIITT
Here are a few of the most recent kits Our extensive range goes from discreet
added to our range.See website or join our surveillance bugs to powerful FMbroadcast CCAARRDD
email Newsletter for all the latest news. transmitters.Here are a few examples.All
SSAALLEESS
can be received on a standard FM radio
and have adjustable transmitting frequency. 00887711
NEW!EPEUltrasonic Wind Speed Meter
Solid-state design
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wind speed meter MMTX’Micro-Miniature 9V FMRoom Bug
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uses ultrasonic performance.Just 25 x 15mm.
techniques and has Sold to detective agencies
no moving parts worldwide.Small enough to Helping you make the right connections!
and does not need
hide just about anywhere.
calibrating.It is intended for sports-type
Operates at the ‘less busy’top
activities, such as track events, sailing, Electronic Project Labs
end of the commercial FM waveband and
hang-gliding, kites and model aircraft flying, also up into the more private Air band. Great introduction to the world of electron-
to name but a few.It can even be used to
monitor conditions in your garden.The probe Range:500m.Supply:PP3 battery. ics.Ideal gift for budding electronics expert!
is pointed in the direction from which the Kit Order Code:3051KT – £8.95
wind is blowing and the speed is displayed Assembled Order Code:AS3051 – £14.95 500-in-1 Electronic Project Lab
on an LCD display. This is the top of the range
HPTX’High Power FMRoom Bug and is a complete electronics
Specifications Our most power- course taking you from
(cid:1)(cid:1)(cid:2)(cid:2)Units of display:metres per second, feet per ful room bug. beginner to ‘A’level standard
second, kilometres per hour and miles per hour Very Impressive and beyond!It contains all
(cid:1)(cid:1)(cid:2)(cid:2)Resolution:Nearest tenth of a metre performance.Clear and stable output signal the parts and instruc-
(cid:1)(cid:1)(cid:2)(cid:2)Range:Zero to 50mph approx. tions to assemble 500
thanks to the extra circuitry employed.
projects.You get three
Based on the project published in Everyday Range:1000m @ 9V.Supply:6-12V DC(9V
comprehensive course books
Practical Electronics, Jan 2003.We have PP3 battery clip suppied).70 x 15mm.
(total 368 pages) – Hardware Entry Course,
made a few minor design changes (see web Kit Order Code:3032KT – £9.95
Hardware Advanced Course and a micro-
site for full details).Power:9VDC (PP3 bat- Assembled Order Code:AS3032 – £17.95 computer based Software Programming
tery or Order Code PSU345).
Course.Each book has individual circuit
Main PCB:50 x 83mm. MTTX’Miniature Telephone Transmitter explanations, schematic and assembly dia-
Kit Order Code:3168KT – £34.95
Attach anywhere grams.Suitable for age 12 and above.
along phone line. Order Code EPL500 – £149.95
NEW!Audio DTMFDecoder and Display
Tune a radio into the 30,130,200 and 300-in-1 project labs also
Detects DTMF
signal and hear available – see website for details.
tones via an
on-board electret exactly what both parties are saying.
microphone or Transmits only when phone is used.Clear,
direct from the stable signal.Powered from phone line so Number 1 for Kits!
phone lines through completely maintenance free once installed.
With over 300 projects in our range we are
the onboard audio Requires no aerial wire – uses phone line as
the UK’s number 1 electronic kit specialist.
transformer.The antenna.Suitable for any phone system
numbers are displayed on a 16-character, worldwide.Range:300m.20 x 45mm. Here are a few other kits from our range.
single line display as they are received.Up Kit Order Code:3016KT – £7.95
to 32 numbers can be displayed by scrolling Assembled Order Code:AS3016 – £13.95
1046KT – 25W Stereo Car Booster £29.95
the display left and right.There is also a
serial output for sending the detected tones 3 Watt FMTransmitter 3087KT – 1W Stereo Amplifier £4.95
to a PC via the serial port.The unit will not Small, powerful FM 3105KT – 18W BTL mono Amplifier £9.95
detect numbers dialled using pulse dialling. transmitter.Audio 3106KT – 50W Mono Hi-fi Amplifier £19.95
Circuit is microcontroller based. 3143KT – 10W Stereo Amplifier £10.95
preamp stage and
Supply:9-12V DC (Order Code PSU345). three RF stages 1011-12KT – Motorbike Alarm £12.95
Main PCB:55 x 95mm. deliver 3 watts of RF 1019KT – Car Alarm System £11.95
Kit Order Code:3153KT – £17.95 power.Can be used 1048KT – Electronic Thermostat £9.95
Assembled Order Code:AS3153 – £29.95
with the electret 1080KT – Liquid Level Sensor £6.95
microphone supplied or any line level audio 3003KT – LEDDice with Box £7.95
NEW!EPE PIC Controlled LEDFlasher source (e.g.CD or tape OUT, mixer, sound 3006KT – LEDRoulette Wheel £8.95
This versatile card, etc).Aerial can be an open dipole or 3074KT – 8-Ch PCRelay Board £29.95
PIC-based LED Ground Plane.Ideal project for the novice 3082KT – 2-Ch UHF Relay £26.95
or filament bulb wishing to get started in the fascinating 3126KT – Sound-Activated Relay £7.95
flasher can be world of FM broadcasting.45 x 145mm. 3063KT – One Chip AMRadio £10.95
used to flash Kit Order Code:1028KT – £22.95 3102KT – 4-Ch Servo Motor Driver £15.95
from 1 to 160 Assembled Order Code:AS1028 – £34.95 3155KT – Stereo Tone Controls £8.95
LEDs.The user arranges the LEDs in any
1096KT – 3-30V, 5A Stabilised PSU £32.95
pattern they wish.The kit comes with 8 25 Watt FMTransmitter
superbright red LEDs and 8 green LEDs. Four transistor based stages with a Philips 3029KT – Combination Lock £6.95
Based on the Versatile PICFlasher by Steve BLY89 (or equivalent) in the final stage. 3049KT – Ultrasonic Detector £13.95
Challinor, EPEMagazine Dec ’02.See web- 3130KT – Infra-red Security Beam £12.95
Delivers a mighty 25 Watts of RFpower.
site for full details.Board Supply:9-12VDC. SG01MKT – Train Sounds £6.95
Accepts any line level audio source (input
LEDsupply:9-45VDC (depending on SG10 MKT – Animal Sounds £5.95
sensitivity is adjustable).Antenna can be an
number of LED used).PCB:43 x 54mm. open dipole, ground plane, 5/8, J, or YAGI 1131KT – Robot Voice Effect £9.95
Kit Order Code:3169KT – £10.95 configuration.Supply 12-14VDC, 5A. 3007KT – 3VFMRoom Bug £6.95
Supplied fully assembled and aligned – just 3028KT – Voice-Activated FMBug £12.95
connect the aerial, power and audio input. 3033KT – Telephone Recording Adpt £9.95
Most items are available in kit form (KT suffix) 70 x 220mm. 3112KT – PCData Logger/Sampler £18.95
or assembled and ready for use (AS prefix) Order Code:1031M – £124.95 3118KT – 12-bit Data Acquisition Unit £52.95
3101KT – 20MHz Function Generator £69.95
www.quasarelectronics.com
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Everyday Practical Electronics,February 2005 77
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A great way to buy EPEBack Issues – our mini CD-ROMs contain
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HOW TO USE INTELLIGENT L.C.Ds, by Julyan Ilett – An utterly practi- Card No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
cal guide to interfacing and programming intelligent liquid crystal display
modules.PhyzzyB COMPUTERS BONUS ARTICLE 1– Signed and Card Security Code ..........(The last 3 digits on or just under
Unsigned Binary Numbers. By Clive “Max”Maxfield and AlvinBrown. the signature strip)
PhyzzyB COMPUTERS BONUS ARTICLE 2– Creating an Event
Counter. By Clive “Max”Maxfield and Alvin Brown.INTERGRAPH Valid From . . . . . . . . . .Expiry Date . . . . . . . . .
COMPUTER SYSTEMS 3D GRAPHICS– A chapter from Intergraph’s
Maestro Issue No. . . . . . . . . . . . . .
book that explains computer graphics technology.FROM RUSSIA WITH
LOVE,by Barry Fox – Russian rockets launching American Satellites. SEND TO:Everyday Practical Electronics,
PCENGINES,by Ernest Flint – The evolution of Intel’s microprocessors. Wimborne Publishing Ltd.,
THE END TO ALL DISEASE,by Aubrey Scoon – The original work of 408 Wimborne Road East,Ferndown,Dorset BH22 9ND.
Rife.COLLECTING AND RESTORING VINTAGE RADIOS,by Paul Tel:[phone]. Fax:[phone].
Stenning.THE LIFE & WORKS OF KONRAD ZUSE– a brilliant pioneer E-mail:[email protected]
in the evolution of computers.A bonus article on his life and work written
Payments must be by card or in £ Sterling – cheque or bank
by his eldest son, including many previously unpublished photographs.
draft drawn on a UKbank.
Note:Some of the EXTRA ARTICLESrequire WinZip to unzip them. Normally supplied within seven days of receipt of order.
78 Everyday Practical Electronics,January 2005
BBAACCKK IISSSSUUEESS
We can supply back issues of EPEby post, most issues from the past three years are available.An EPE index for the last five years is also available at
www.epemag.wimborne.co.ukor see order form below.Alternatively, indexes are published in the December issue for that year.Where we are unable to
provide a back issue a photocopy of any one article(or one partof a series) can be purchased for the same price.Issues from Nov.98 are available on CD-
ROM – see next page – and issues from the last six months are also available to download from www.epemag.com.Please make sure all components are
still available before commencing any project from a back-dated issue.
DDIIDD YYOOUU MMIISSSS TTHHEESSEE??
OCT ’03 OCT ’04
PROJECTS(cid:1)RC Car Wars (cid:1)Serial Interface for PROJECTS(cid:1)EPE Theremin (cid:1)Smart Karts – Part
PICs and VB6 (cid:1)Practical Radio Circuits–5 (Super 1 (cid:1)Volts Checker (cid:1)Moon and Tide Clock Calendar.
Regen.Receiver) (cid:1)Spooky Bug. FEATURES(cid:1)Light Emitting Diodes – 2 (cid:1)Circuit
FEATURES(cid:1)PICBreakpoint (cid:1)Ingenuity Unlimited Surgery (cid:1)Interface (cid:1)Ingenuity Unlimited (cid:1)Techno
(cid:1)Interface (cid:1)Techno-Talk (cid:1)New Technology Update Talk (cid:1)PIC-N’-Mix (cid:1)Network – The Internet Page (cid:1)
(cid:1)Net Work – The Internet Page. ROBOTS – Special Supplement
NOV ’03 NOV ’04
PROJECTS (cid:1) PIC Random L.E.D. Flasher (cid:1) PROJECTS (cid:1) Thunderstorm Monitor (cid:1) M.W.
Cardboard Clock (cid:1) Practical Radio Circuits–6 Amplitude Modulator (cid:1)Logic Probe (cid:1)Smart Karts - 2.
(S.S.B.and Direct Conversion Receiver) (cid:1)Anyone FEATURES (cid:1) Light Emitting Diodes-3 (cid:1) Floating
At Home? Point Maths for PICs (cid:1)Ingenuity Unlimited (cid:1)PE
FEATURES(cid:1)Teach-In 2004 – Part 1 (cid:1)Ingenuity 40th Anniversary (cid:1)Circuit Surgery (cid:1)Techno Talk (cid:1)
Unlimited (cid:1) Practically Speaking (cid:1) Techno Talk JUNE ’04 PIC-N’-Mix (cid:1)Net Work – The Internet Page.
(cid:1) Circuit Surgery (cid:1)New Technology Update (cid:1)Net PROJECTS (cid:1) PICQuickstep (cid:1) Crafty Cooling (cid:1)
Work – The Internet Page. MIDISynchronome (cid:1)Body Detector Mk2.
DEC ’03 FEATURES (cid:1) Clinical Electrotherapy (cid:1) Ingenuity
CP(cid:1)RiCrcOhurJiitsEst–Cm7Ta (SsS uC(cid:1)phPeerIehCkesNt .Timun eMr)a (cid:1)chPinICe V(cid:1)irPursa Zctaicpaple Rr Madki2o WU(cid:1)nColriimrkc i–ute itTd Sh eu(cid:1) rIgnTeteerayrcn (cid:1)he-tTI nPe ca2hg0ne0o.4 T a–lk P(cid:1)aPrtI C8-N (cid:1)’-MInixt e(cid:1)rfaNceet
FEATURES(cid:1)Teach-In 2004 – Part 2 (cid:1)Electrotherapy JULY ’04
(cid:1)Circuit Surgery (cid:1)Ingenuity Unlimited (cid:1)Techno Talk
(cid:1)High-Speed Decimal To Binary For PICs (cid:1)Interface PROJECTS(cid:1)Portable Mini Alarm (cid:1)Bongo Box (cid:1)
(cid:1)Network – The Internet. Hard Drive Warbler (cid:1) EPEPICMagnetometry
Logger–1.
FEATURES (cid:1) Making Front Panel Overlays (cid:1)
Practically Speaking (cid:1)Teach-In 2004 – Part 9 (cid:1)
Ingenuity Unlimited (cid:1)Circuit Surgery (cid:1)Techno Talk
(cid:1)(cid:2)PIC-N’-Mix (cid:1)Net Work – The Internet Page.
AUG ’04 DEC ’04
SPRimOpJleE CFT.SM.(cid:1)ERPaEdioS co(cid:1)rerE (cid:1)PKEePyrIiCngM La.Eg.nDe.tToomrcehtr (cid:1)y PPRICOFJlEasChTeSr (cid:1)(cid:1) SWuipnedr DViirbercattiioonn ISnwdiictcahto r(cid:1) (cid:1)VeSrsmatailret
Logger – 2.
FII(cid:1)nn(cid:2)E teP2Ar0ITfCa0Uc-4NiR n–’Eg- M PS(cid:1)iaxT(cid:1)r et(cid:1) cP1Nh0ICne (cid:1)ot TW TIonao tlePrkkr Sf (cid:1)a–/c2C Te ihMr c(cid:1)eou IIuintn sgSteeeur nnragueneittd yrP y KUa (cid:1)egnyeTlibe.moaiatcehrdd- (cid:1)KFUEanTrlAeitmsTc hUi-t ne3Rod.E (cid:1)TSaClk(cid:1)ir c(cid:1)Lu(cid:2)igitN hSte utE rWgmeoirttyrikn (cid:1) g– I nDTtiehoredfa eIcsne-t4e (cid:1) rn(cid:1)PeIItCn Pg ‘Neang’Muei ti(cid:1)yx
INDEXVol.33.
JAN ’04 SEPT ’04
JAN ’05
PROJECTS (cid:1) Car Computer (cid:1) Practical Radio PROJECTS(cid:1)EPEWart Zapper (cid:1)Radio Control
Circuits–8 (Dual-Conversion SW Receiver) (cid:1) Failsafe (cid:1)Rainbow Lighting Control (cid:1)Alphamouse PROJECTS(cid:1)Speed Camera Watch (cid:1)Gate Alarm
Bedside Nightlight (cid:1)PICWatering Timer. Game. (cid:1)Light Detector(cid:1)Smart Karts - 4.
FEATURES (cid:1) GPS to PIC and PCInterface (cid:1) FEATURES(cid:1)Light Emitting Diodes – Part 1 (cid:1)High FEATURES(cid:1)Practially Speaking (cid:1)32-Bit Signed
Practically Speaking (cid:1) Teach-In 2004 – Part 3 Speed Binary-To-Decimal For PICs (cid:1) Practically Integer Maths for PICs (cid:1) Ingenuity Unlimited (cid:1)
(cid:1) Ingenuity Unlimited (cid:1) Techno Talk (cid:1) Circuit Speaking (cid:1) Ingenuity Unlimited (cid:1) Techno-Talk (cid:1) Circuit Surgery (cid:1) Techo Talk (cid:1) PIC ‘N’ Mix (cid:1)
Surgery (cid:1)New Technology Update (cid:1)Net Work – Circuit Surgery (cid:1) PIC-N’-Mix (cid:1) Network – The Picoscope 3205 Review (cid:1)(cid:2)Net Work – The Internet
The Internet Page. Internet Page Page
.
FEB ’04
PROJECTS(cid:1)PICLCF Meter (cid:1)Sonic Ice Warning ONLY £3.50
(cid:1)Jazzy Necklace (cid:1)PICTug-of-War. BACK ISSUES each inc.UK p&p.
FEATURES (cid:1) Surface Mount Devices (cid:1) Circuit Overseas prices £4 each surface mail, £5.50 each airmail.
Surgery (cid:1)Teach-In 2004 – Part 4 (cid:1) Interface (cid:1)
Ingenuity Unlimited (cid:1)Techno Talk (cid:1)Net Work – The We can also supply issues from earlier years:1999 (exceptFeb., May, Aug., Sept., Dec.), 2000 (exceptFeb., Mar.,
Internet Page. July, Oct.), 2001 (exceptMay, Aug.to Nov.), 2002 (exceptFeb., June, Aug.to Nov.), 2003 (except June) Where we
do not have an issue a photocopy of any one article or one partof a series can be provided at the same price.
MAR ’04
PROJECTS (cid:1) Bat-Band Convertor (cid:1) Emergency OORRDDEERR FFOORRMM– BACK ISSUES – PHOTOCOPIES– INDEXES
Stand-by Light (cid:1)MIDIHealth Check (cid:1)PICMixer for
(cid:3)
RCPlanes. Send back issues dated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FEATURES (cid:1) Teach-In 2004 – Part 5 (cid:1) New (cid:3)
Scientist CD-Rom Review (cid:1) Circuit Surgery (cid:1) Send photocopies of (article title and issue date) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Techno Talk (cid:1) Ingenuity Unlimited (cid:1) Practically (cid:3)
Speaking (cid:1)Net Work – The Internet Page. Send copies of last five years indexes (£3.50 for five inc.p&p – Overseas £4 surface, £5.50 airmail)
APRIL ’04 Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PROJECTS (cid:1) EPEExperimental Seismograph
Logger 1 (cid:1)Infra-Guard Monitor (cid:1)Loft Light Alarm Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(cid:1)PICMoon Clock.
FEATURES (cid:1) USBTo PIC Interface (cid:1) Ingenuity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Tel: . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unlimited (cid:1) Teach-In 2004 Part 6 (cid:1) Interface (cid:1) (cid:3)
Techno Talk (cid:1)Circuit Surgery (cid:1)New Technology I enclose cheque/P.O./bank draft to the value of £ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Update (cid:1)Net Work – The Internet Page (cid:1)Pull-Out – (cid:3)Please charge my Visa/Mastercard/Amex/Diners Club/Switch £ . . . . . . . . Switch Issue No. . . . . . . . . .
Semiconductor Classification Data.
MAY ’04 Card No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PROJECTS(cid:1)Beat Balance Metal Detector (cid:1)In-Car Valid From . . . . . . . . . . . . . . . . .Card Expiry Date............ Card Security Code ..........
Laptop PSU (cid:1) Low-Frequency Wien Oscillator (cid:1) (The last 3 digits on or just under the signature strip)
EPEExperimental Seismograph Logger–2. SEND TO:Everyday Practical Electronics,Wimborne Publishing Ltd.,408 Wimborne Road East,Ferndown,Dorset BH22 9ND.
FEATURES (cid:1) Coping With Lead-Free Solder Tel:[phone].Fax:[phone].
(cid:1) Teach-In 2004 – Part 7 (cid:1) Ingenuity Unlimited E-mail:[email protected] On-line Shop:www.epemag.wimborne.co.uk/shopdoor.htm
(cid:1) Techno Talk (cid:1) Circuit Surgery (cid:1) Practically Payments must be in £ sterling – cheque or bank draft drawn on a UK bank.Normally supplied within seven days of receipt of order.
Speaking (cid:1)Pic-N’-Mix (cid:1)Net Work – The Internet Send a copy of this form, or order by letter if you do not wish to cut your issue.
Page. M02/05
Everyday Practical Electronics,February 2005 79
PIC LCD DISPLAY DRIVER
Introducing:BrainiBorg!
16 Character x 2 Line display, pcb, pro- (cid:127) Learn how to drive the display and write
grammed PIC16F84, software disk and your own code.
all components to experiment with stand- (cid:127) Ideal development base for meters, calcu-
ard intelligent alphanumeric displays. lators, counters, timers --- just waiting for
Includes full PIC source code which can your application!
be changed to match your application. (cid:127) Top quality display with industry stand-
KIT 860.....£19.99 ard driver, data and instructions
PIC STEPPING MOTOR DRIVER
PCB with components and PIC16F84 Use this project to develop your own ap-
programmed with demonstration software plications. PCB allows ‘simple PIC pro-
to drive any 4 phase unipolar motor up to grammer’ ‘SEND’ software to be used to
24 Volts at 1 Amp. Kit includes 100 reprogram chip.
Step Hybrid Stepping Motor Full soft-
KIT 863.........£18.99
ware source code supplied on disc.
8 CHANNEL DATA LOGGER
From Aug/Sept.’99 EPE. Featuring 8 analogue inputs and serial data transfer to PC.
Magenta redesigned PCB - LCD plugs directly onto board. Use as Data Logger or as a
test bed for developing other PIC16F877 projects. Kit includes lcd, progd. chip, PCB, A super walking programmable robot with eyes that sense obsta-
Case, all parts and 8 x 256k EEPROMs KIT 877.........£49.95 cles and daylight: BrainiBorg comes with superb PC software
CD (WIN95+ & XP) and can be programmed to walk and respond
PIC16F84 MAINS POWER CONTROLLER to light and obstacles on any smooth surface.
& 4 CHANNEL LIGHT CHASER / DIMMER CD contains illustrated constructional details, operating principles,
circuits and a superb Educational Programming Tutorial.
(cid:127) Zero Volt Switching (cid:127) With program source code disk.
(cid:127) Opto-Isolated 5 Amp HARD FIRED (cid:127) Chase Speed and dimming potentiom- Test routines give real-time ‘scope traces of sensor and motor
TRIACS eter controls. signals. Connects to PC via SERIAL port with the lead supplied.
(cid:127) 12 Way keypad Control (cid:127) Reprogram for other applications
KIT 855.........£39.95 Kit includes all hardware, components, 3 motor/gearboxes.
Uses 4 AA batteries (not supplied). An Ideal Present!
PIC TUTOR 1 EPE MARCH APRIL MAY ‘98 KIT 912 Complete Kit with CD rom & serial lead £49.99
PIC16F84 STARTER SERIES
KIT 913 £58.95
As 912 but built & tested circuit board
The original PIC16F84 series by John Becker. Magenta’s Tutor board has individual
switches and leds on all portA and PortB lines, plus connectors for optional 4 digit seven
segment led display, and 16 x 2 intelligent lcd. Written for newcomers to PICs this series.
EPE PIC Tutorial
Disk has over 20 tutorial programs. Connect to a PC parallel port, send, run, and
experiment by modifying test programs - Then Write and Program your Own
KIT 870... £27.95, Built...£42.95
16x2 LCD..£7.99. LED display..£6.99. 12VPSU..£3.99 EPE Apr/May/Jun ‘03 and PIC Resources CD
(cid:127) Follow John Becker’s excellent PIC toolkit 3 series.
SUPER PIC PROGRAMMER (cid:127) Magenta Designed Toolkit 3 board with printed component
layout, green solder mask, places for 8,18, 28 (wide and slim),
Magenta’s original parallel port programmer. Complete with
and 40 pin PICs. and Magenta extras.
WINDOWS 95 - 2K software. Use standard Microchip .HEX files.
Includes Disassembler. Read/Prog/Verify 18,28,and 40 pin PICs. (cid:127) 16 x 2 LCD, PIC chip all components and sockets included.
16F84/876/877, 627/8, + 16xx OTPs. KIT 880 £34.99, £49.99
(with 16F84) built & tested
KIT 862... £29.99
Power Supply £3.99 KIT 880 £39.99, £55.99
(with 16F877) built & tested
ICEBREAKER
EPE TEACH-IN 2004
THE LATEST NOV 03 SERIES Additional Parts as listed in
All parts to follow this new Edu- ‘misc.’ Section (less RF mod-
cational Electronics Course. ules, Lock, and Motor/g.box)
Inc. Breadboard, and wire, as
listed on p752 Nov. Issue. Reprints: £1.00 per part.
KIT 920..........£29.99 KIT921.........£12.99
MAGENTA BRAINIBOT I & II
(cid:127) Full kit with ALL hardware and
electronics.
(cid:127) As featured in EPE Feb ‘03 (KIT
910)
PIC Real Time (cid:127) Seeks light, beeps, and avoids
obstacles
(cid:127) Spins and reverses when
In-Circuit Emulator
‘cornered’’
(cid:127) Uses 8 pin PIC chip
(cid:127) ICEbreaker uses PIC16F877 in-circuit Programs can be written, downloaded, (cid:127) ALSO KIT 911 - As 910 PLUS
debugger. and then tested by single-stepping, run- programmable from PC serial port
(cid:127) Links to standard PC Serial port (lead ning to breakpoints, or free run at up to leads and software CD included.
supplied). 20Mhz. KIT 910....£16.99 KIT 911....£24.99
(cid:127) Windows (95 to XP) Software included Full emulation means that all ports re-
(cid:127) Works with MPASM assembler spond immediately - reading and driv-
16 x 2 LCD display, Breadboard, Relay, ing external hardware.
I/O devices and patch leads. Features include: Run; set Breakpoint;
View & change registers, EEPROM, and
Featured in EPE Mar’00 Ideal for begin- program memory; load program; ‘watch
ners & experienced users. window’ registers.
KIT 900...£34.99 With serial lead & software disk, PCB, Breadboard,
PIC16F877, LCD, all components and patch leads.
POWER SUPPLY - £3.99 STEPPING MOTOR 100 Step £9.99 All prices include VAT. Add £3.00 p&p. Next day £6.99
Tel: [phone] Fax: [phone] email: [email protected]
022005 Months Ad. forACCESSORIES LLLLLLLLLLLMM46FFMMFFF923433333336151455021109617131419 CNNNA NNN N81 4 £££££££££££24000000000...........8459444922418286400005 ADtAAAAADITCiLDDDDD/oAaLCDnt745777C5a 1255580C4 00724289oA9AJ8580InNcCPJAKN0qNv NP K ueL i££££rst2£21££1£ie02547217-r........30307440s37845028B1111111111AAAAA.....r55555i AAAAAd51268 00000g51246V0000e00000VVVV V0000R VVVV e cti££££££££££fi0000000000e..........3344311122r2903599740s222222222AANNNNNNNNSCCB34455556115944224542240004905978861356111 £££££££££££00000001000...........0008511535768907218006BBBBBBBBBBBDDDDCCCCCCC6666YYY11113334777233378900124125 P £££££££££££00000006000...........8121122244269113290862TTTTTTTTTTTIIIIIIIIIIIPPPPPPPPPPP5111111111101222222334 0012567271 £££££££££££00000000000...........2333333669382441168431
Station Road, Cullercoats, ast NT LLLMMM333334598ZNN £££001...131962uACT8o9nCt2ro05ll1e r £s6.38112..A55 AA1 08100kV0V V £££000...322466AAACCC11Y881787 £££004...698874BBBDDD111333678 £££000...222134TTTIIIPPP112449275 5 £££001...690737
Tyne & Wear, NE30 4PQ / LNE LLMM3355D8NZ ££01..1466P12ICC 5S0e8rAi0e4sP £0.7822AA 240000VV ££00..3345AADD114691 ££10..2793BBDD113490 ££00..2235TZIVPN3035350 6A ££00..6332
UK PCrai£cr5er.is5a 0Eg xegc r£leu2ad.t5ee0 rV (talheta s@ns 1t1h7ka½gn% 1.kg) Next MPO LLLLMMMM333388990623N NN ££££0000....9724091511116626CCCC55554604BA9CAJ-0W00444P PP ££££0171....684605932233AAAA 812400000000V0VVV ££££0000....43345640ABBBCCCD111100067782 B ££££0000....11194545BBBBDDDD122250030122C ££££0000....47580002ZZZZVVVTXPNN334403330001 660AAA ££££0000....41862504
4444C0000h0000P012eLEBBBEq0AS u S SR Ee A esED r/lDie ePCc£££AsotR000rsRo...tI211Aan769Gilc Eo7777 &C4444r VdHHHHoAeTmCCCC rT7777sOp3456 opA LnaLe yOnaRtDb££££sE.l0000ReS....4132 t0910o77774444LLLLSSSS111122222356 ££££See 0000....CO33221185LLLLLLLLMMMMMMMM712333124899993988001171C1104507 NN 0NN 88 ££££££££00122120........170992335240747411111116666766FFFFFFF88666884422267--7787701-----4002202PP40040 PIISPPP P £££££££5253322.......4271725059465833444466AAAAAAAA 611246120000000000000000V0VVVVVVV ££££££££00000000........3377894633866094BBBBBBBBCCCCCCCC111111110000111389894582CCB ££££££££00000000........1111144348579116BBBBBBBBDDDDDDDD222222243344488078056340 CCC ££££££££00000011........3466731124119708ZZZZZZZZTTTTTTTTXXXXXXXX344455550555005520130201 ££££££££00000000........1112112279966722
444000001980UBB B £££000...222333777444HHHCCC881560 7 £££000...422032777444LLLSSS111333236 £££000...232663LLLMMP3CC166160N03 C2INN £££011...752456VR78eo0gl5tu algaetors£0.27668AAA 461000000VVV £££000...569378BBBCCC111334450 £££000...337665BBBDDD444334782 £££000...323877ZZZTTTXXX666000005 B £££000...333536
4011B £0.1674HC123 £0.3374LS138 £0.33LP324N £0.727806 £0.298A 200V £1.00BC142 £0.34BD534 £0.47ZTX651 £0.33
4012B £0.1674HC125 £0.2674LS139 £0.26LP339N £0.757808 £0.278A 400V £1.20BC143 £0.38BD535 £0.50ZTX653 £0.37
4013B £0.1874HC126 £0.4674LS145 £0.56LT1013CN8 £4.647812 £0.278A 600V £1.33BC159 £0.17BD581 £0.62ZTX689B £0.36
4014B £0.3074HC132 £0.2674LS148 £0.64M34-1 £0.307815 £0.2725A 100V £1.47BC160 £0.28BD597 £0.92ZTX690B £0.37
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82 Everyday Practical Electronics,February 2005