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looking for diagram set siemens m50
anybody happen to say this? please give me a help, 3ks...
Service Manuals, Requests, Repair Tips :: 18 Nov 2005 5:56 :: longingsky :: Replies: 2 :: Views: 225
sensorless scalar control of 3-ph induction motor?
anybody have any documents about the subject?...
Robotics and Automatics Forum :: 11 Nov 2005 16:58 :: artem :: Replies: 7 :: Views: 597
siemens a35 display
hi alldoes anybody know somethnig about display from siemens a35 cellular phone? i would like to know what driver is inside of it and pinout of that displaythanks...
Service Manuals, Requests, Repair Tips :: 07 Nov 2005 17:38 :: milkdrop :: Replies: 0 :: Views: 213
i want to find the job in germany
i want to find a job in germany:have experience in: fpga/cpld, vhdl, pic, pci, pcb designing, c/c++ and a lot of more. now working with mpeg-2 transport streams in dvb systems. other information on e-mail.lelik_bolik@hotbox.ru...
EDA Jobs, Promotions, Advertising :: 05 Nov 2005 15:15 :: ayemen :: Replies: 11 :: Views: 2504
microcontroller <-> profibus dp
anyone has something about conecting a microcontoller to a profibus dp?....
Microcontrollers :: 04 Nov 2005 10:49 :: Mr_Programmer :: Replies: 11 :: Views: 1872
find microcontroller for cnc machine
i am research to make a cnc vertical milling machine. this machine have 4 servo motor at least with large torque. could you please introduce me what kind is microcontroller to control....
Microcontrollers :: 01 Nov 2005 18:49 :: CM600 :: Replies: 6 :: Views: 1275
help ! i need siemens mc55 evb !
of mc55 module . could anyone tech me or post any reference circuit for me.and i try to transfer for my mind in mc55 evb.the mc55 demo boards name is dsb45 development support box.(evaluation kit for siemens celluar engines)thanks !...
RF, Microwave, Antennas and Optics :: 18 Oct 2005 7:04 :: showyda :: Replies: 0 :: Views: 291
[req] siemens s55 phone data-cable schematics
could you upload or point me where to get schematics of siemens s55 data-cable for serial port ?thanks,regnum...
Hobby Circuits and Small Projects Problems :: 16 Oct 2005 16:42 :: Nacho :: Replies: 15 :: Views: 1710
galvanic insulation on plc s7-200 basic com ports
do two basic 485 com ports on siemens plc s7-226 cpu unit have gavlanic insulation (if so, for what voltage levels)?also, does the rs232/ppi cable for s7-200 family have galvanic insulation?thanks....
Robotics and Automatics Forum :: 15 Oct 2005 20:30 :: 7rots51 :: Replies: 1 :: Views: 408
s7-200 adc module em231
hithis module from siemens have very bad conversion accuracy(resolution is 12 bit but accuracy is 6 bit!!),many bits changing ,is there anyway to filter adc output?please help me to get more accurate result from the adc....
Robotics and Automatics Forum :: 14 Oct 2005 12:48 :: dqhuy :: Replies: 1 :: Views: 1395
motor cable sizing
hi allhow can i size a cable for a motor?i mean do i have to multiply the rated cuurent by a factor to compensate the starting current capacity heating for the cable?...
Professional Hardware and Electronics Design :: 06 Oct 2005 3:34 :: khongai :: Replies: 4 :: Views: 921
programming and interfacing the 8051
hi all,here is the source code from the book of programming and interfacing the 8051 by sencer yaralan hope this will be help, this is the hole cd of the book source code attach with the back cover of the book last day i got a photo copyregardsfragr...
Microcontrollers :: 28 Sep 2005 16:24 :: mgajo :: Replies: 18 :: Views: 3275
charging a cell phone
i want to make a small charging circuit for a siemens phone. the charger that came with the phone is rated 7.5vdc 300ma min to 500max. the output is not regulated and i see a lot of ripple, variation and pulses on the waveform of the dc voltage.would...
Professional Hardware and Electronics Design :: 28 Sep 2005 13:04 :: spikeyang :: Replies: 4 :: Views: 423
serial connect on sonyericsson t105
i tried to connect sonyericsson t105 to pc via serial but dont work.i used an c45 from siemens an that work properly. i want to connect with microcontroller for data transmit. i have information about connector from h**p//www.pinout.ru. any informa...
Professional Hardware and Electronics Design :: 24 Sep 2005 19:47 :: electronix_is :: Replies: 0 :: Views: 597
siemens pcnd-4
hi,i have a siemens pcnd-4 laptop. 386 i think.it charges the battery, but it wont turn on. allit does is make some beep on the speaker, butnothing else.do you have service manual or tips for this case?regardsandrás...
Service Manuals, Requests, Repair Tips :: 23 Sep 2005 13:12 :: Foldesa :: Replies: 0 :: Views: 153
connection to internet with mc56 siemens
hi, i´m work with mc56 siemens (with gprs) and i have any problems with comunication between mc56 and a server http.anyone can help me? anyone had worked with module siemens ?best regard...
Embedded Systems and Real-Time OS :: 09 Sep 2005 12:46 :: FSio :: Replies: 4 :: Views: 780
erroned output indication on phones chargers !
d some old phone chargers with the intention to use their output voltage in my own circuits , but when i tried to test them with my multimeter they do not give the mentioned voltage , for example , a siemens charger written down : output : 5 vis givi...
Analog Circuit Design :: 05 Sep 2005 20:53 :: hassenman :: Replies: 2 :: Views: 132
microncontroller and sms for home security system
hello everyone, i am working with integrating a microcontroller and sms technology for home security. is that thing new!??? post your comments guys.... thnx.......
Microcontrollers :: 31 Aug 2005 15:57 :: gorkin :: Replies: 5 :: Views: 480
gprs and ppp with pic16/pic18
:? hellocould anyone help me with gprs and ppp protokol? last 5 hours i am on this board and internet, read almost any document about gprs and nothing... so, am i stupid or what? :oops: i tryed many tcp stack, but no lucky with gprs! i think that gp...
Microcontrollers :: 29 Aug 2005 17:20 :: pisoiu :: Replies: 4 :: Views: 1329
sms interface
hi its me again, regarding about sending sms message and be read by your electronic led moving message diplay, what do you think best mobile to be used... is it nokia, siemens, ericson, or what? ive been researching about sms microcontroller that wil...
Microcontrollers :: 29 Aug 2005 8:10 :: ahm_hassaan :: Replies: 4 :: Views: 399
transistor identification
hi friends i have a problem with one philips cd player (cd160), there are some transistors that toesnt worki surf in the all internet, but i cant find nothing about this transistors. can anyone help me ?:|:|:|transistors arec32840 (maybe 2sc or bc) t...
Hobby Circuits and Small Projects Problems :: 28 Aug 2005 13:04 :: nikifena :: Replies: 2 :: Views: 885
code template in assembly
hi all, i have to write a small sorting assembly code for following microcontrollers. • 68hc12 • 6805 • 8051 • ds89c420 • st62 • at90s8515 • pic12c5xx • tms370 • siemens c166 • arm7 can anybody send me code template for these microcontrollers.please ...
Microcontrollers :: 23 Aug 2005 8:10 :: IanP :: Replies: 1 :: Views: 213
free assemblers for microcontrollers
hi all,can anybody please give me link for free assembler available on net for following microcontrollers.• 68hc12• 6805• 8051• ds89c420• st62• at90s8515• pic12c5xx• tms370• siemens c166• arm7i have to write a small code of assembly for all these ass...
Microcontrollers :: 20 Aug 2005 11:18 :: helios :: Replies: 1 :: Views: 264
siemens data cable usb or serial
i am facing a strange problem while connecting siemens mobile (c55 & a65) to my controller board.when i connect the phone to the cable (self made), the phone pulls the rxd pin (data coming from computer to phone) down to zero volt. the phone is ok si...
PC Programming and Interfacing :: 16 Aug 2005 8:17 :: techie :: Replies: 0 :: Views: 255
plc stl, java
plcs like as siemens s7 use stl language that are very similar to assembly langauge of controllers this method of programming is very low level and user should manage many things,why manufacturer does not use an alternative like as java language for ...
Robotics and Automatics Forum :: 12 Aug 2005 12:52 :: njfane :: Replies: 5 :: Views: 1512
ADS
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how to set up the model of transmission line?
and how to calculate the input impedance and the delay?? thanks a lot...
Analog Circuit Design :: 11 Aug 2005 6:50 :: xxargs :: Replies: 2 :: Views: 228
mpi/ppi specification & drivers
anyone can help me to find specification/manuals/software and so on about mpi/ppi protocols used by siemens plc?thanks allstevasway...
Robotics and Automatics Forum :: 10 Aug 2005 10:12 :: miamia :: Replies: 1 :: Views: 561
volume of a tank and microcontroller
i need to measure the water being dispensed or the water that flows out of a tank, to be precise what i need is the volume of the water released, now what i need is an equipment used to measure this volume, is it right to use a flow rate meter?if yes...
Microcontrollers :: 06 Aug 2005 14:31 :: Fragrance :: Replies: 9 :: Views: 453
making data call in gsm
helloi have few questions:i am currently in development of gsm software.how can you initiate data call in gsm?you need a driver of somekind or you can do it with at command?is somewhere a source for this?can somebody explain this a little more.(can s...
Linux Software :: 02 Aug 2005 17:17 :: aldevan :: Replies: 8 :: Views: 1926
loadcell connection to plc s7-200
hellohow i can connect loadcell to s7-200 plcs(siemens)? loadcell needs high precision adc(more than 12 bits)....
Robotics and Automatics Forum :: 27 Jul 2005 14:21 :: 7rots51 :: Replies: 6 :: Views: 891
audio and video over twisted pair
i want to send the signal from a sat receiver to other rooms by twisted pair.searched the net and found this lovely amplifier http://www.national.com/pf/lm/lmh6643.html for video signals, needed to know if anyone has anything similar but now for audi...
Hobby Circuits and Small Projects Problems :: 25 Jul 2005 6:14 :: Borber :: Replies: 13 :: Views: 1263
what is a saw filter?
guya, i need some help of a saw filter. any good links or explanantion about it. im designing a band pass filter at 868 mhz for rfid application at 0.5 micron with cmos technology.i had known that i cant do it in active filters as there are no op-amp...
Electronic Elementary Questions :: 24 Jul 2005 8:24 :: fengjian :: Replies: 5 :: Views: 1215
urgent quistion about ads2004a
assalamo alayakomi had just get started with the ads software .. and i started with a simple tutorial found via the internet .. it contain a simple matching example ... its schematic is as shown in picture ... my quistions are : 1- what is the s(1,1)...
RF, Microwave, Antennas and Optics :: 23 Jul 2005 19:01 :: fengjian :: Replies: 12 :: Views: 693
at commands for mobile and its programming , i need help
hiim a student in electronics engineering departemnt , im in the final semester , i work in microcontroller project , and i have to get a report in (at commands for mobile and its programming) i dont know where can i find information about these comm...
Microcontrollers :: 20 Jul 2005 11:10 :: snm :: Replies: 16 :: Views: 2256
help with hfss lumped port
hi,i was wondering how does one feed a stripline with a lumped port in hfss.for microstrip, you would make a rectangle from the upper conducter line to the the ground and insert an integration line from bottom to top.how does one do this for striplin...
Electromagnetic Design and Simulation :: 12 Jul 2005 11:00 :: cvenkat :: Replies: 11 :: Views: 1722
s7-200 simulator?
is there any simulator for siemens s7-200 plcs?(that is compatible with microwi v4.0)?...
Robotics and Automatics Forum :: 09 Jul 2005 5:27 :: khongai :: Replies: 3 :: Views: 2220
can we use an iq modulator for frequency scanning antenna?
i would like to know that can we use an iq modulator as a phase-shifter and frequency scanning phase array antenna or on a radar system? and what is a proper device that operating at 1.5 ghz ?...
RF, Microwave, Antennas and Optics :: 05 Jul 2005 20:14 :: leekpai :: Replies: 6 :: Views: 237
measuring rise and fall time of a led when turn-on and off?
hello all,how can i measure rise and fall time of a led ?led: ~650nm, 30 degree, 1000mcd, red led.what should i do to decrease rise and fall time of the led?10x...
RF, Microwave, Antennas and Optics :: 05 Jul 2005 17:14 :: biff44 :: Replies: 8 :: Views: 2613
jfet vs mosfet
what is the difference between jfet and mosfet? which one is better and how?...
Electronic Elementary Questions :: 05 Jul 2005 13:01 :: EEHardware :: Replies: 10 :: Views: 1860
mpi cable sch?
hellois there any sch of mpi cable(siemens s7 plc interface)?...
Robotics and Automatics Forum :: 04 Jul 2005 22:03 :: Marcel Majoor :: Replies: 1 :: Views: 2676
ribbon cable's characteristic impedance?
hello, all friends: how much is the normal ribbon cables characteristic impedance, can i measure it useing a simple method? best regards...
Professional Hardware and Electronics Design :: 04 Jul 2005 2:24 :: xxargs :: Replies: 2 :: Views: 612
s-parameter simulation
hi, i am doing a s-parameter simulation for a wideband lna. but the problem is the simulation results is far from expectation. i am using siemens bfp405 transistor. i have used some rf chokes for the dc biasing circuit and two dc blocking capacitors....
RF, Microwave, Antennas and Optics :: 02 Jul 2005 20:44 :: khouly :: Replies: 3 :: Views: 390
ads warning message
, i am just wondering what is the meaning of this error message when i simulate a circuit in ads:warning detected by hpeesofsim during netlist parsing. resistor q1.re2 is shorted.the transistor is siemens bfp405. i can still view the simulation re...
RF, Microwave, Antennas and Optics :: 02 Jul 2005 20:35 :: khouly :: Replies: 4 :: Views: 156
siemens mobile
hi ! i need service manual for a mobile siemens a55.thks...
Service Manuals, Requests, Repair Tips :: 02 Jul 2005 15:53 :: retry :: Replies: 3 :: Views: 2979
ic pmb2202 iq modulator
hello! i use a ic pmb2202 modulator by siemens and have some problem with this device. i use only the modulation part of this device with dc control at input a-ax and b-bx. the problem is that when i use one freq. or cw freq. exciting in lo-lox, i...
RF, Microwave, Antennas and Optics :: 01 Jul 2005 12:03 :: leekpai :: Replies: 0 :: Views: 87
ic pmb2202 iq modulator
hello! i use a ic pmb2202 modulator by siemens and have some problem with this device. i use only the modulation part of this device with dc control at input a-ax and b-bx. the problem is that when i use one freq. or cw freq. exciting in lo-lox, i...
RF, Microwave, Antennas and Optics :: 01 Jul 2005 11:32 :: leekpai :: Replies: 0 :: Views: 69
softnet and simatic net
i dont understand the difference (softnet and simatic net) simatic net include softnet?, i search in aaall siemens and i didnt find anything, can someone explain me please....
Robotics and Automatics Forum :: 28 Jun 2005 18:38 :: Marcel Majoor :: Replies: 3 :: Views: 2856
interfacing 24cxx with 8051
hianyone have c code to interface 24c16 with atmel c51....
Microcontrollers :: 27 Jun 2005 3:49 :: khongai :: Replies: 4 :: Views: 609
s7 - 300
hello: i am a new member of this forum, i am from mexico. do you know if the port dp of the plc s7 314c - 2dp is v0 or v1? this plc is the step 7 series of siemens....
Robotics and Automatics Forum :: 25 Jun 2005 19:08 :: Marcel Majoor :: Replies: 1 :: Views: 423
big mobile phone charger project ?
hi,i need to build a charger for mobile phone which at one time can charge not less than five phone, can anyone show me a way how to design this project....
Hobby Circuits and Small Projects Problems :: 23 Jun 2005 13:03 :: lrpa :: Replies: 5 :: Views: 345
conductance,susceptance,admittance
for parallel circuits: does a inductor have conductance? does a inductor have susceptance? does a inductor have admittance? does a capacitor have conductance? does a capacitor have susceptance? does a capacitor have admittance? why is conductance,s...
Electronic Elementary Questions :: 23 Jun 2005 9:32 :: checkmate :: Replies: 25 :: Views: 2115
selecting a wideband lna transistor
hi, how do i select a suitable transistor for a wideband lna with a bandwidth from 1ghz to 6ghz? since the upper frequency is 6ghz, i assume the minimum transition frequency should be 12ghz. is it necessary to do so? do i need to select a transistor ...
RF, Microwave, Antennas and Optics :: 22 Jun 2005 17:54 :: alex_vettoriale :: Replies: 3 :: Views: 453
siemens s7-200 plcs connection to delphi
hihow we can interface (in delphi) with the s7-200 plcs (read inputs and outputs ,....)?can we develop modbus in plc on the dp ports?how?thank you...
Robotics and Automatics Forum :: 22 Jun 2005 16:48 :: Carsten :: Replies: 5 :: Views: 1266
step 7
how can i start learning step 7?. if someone has the book or something...thanks...
Robotics and Automatics Forum :: 18 Jun 2005 5:10 :: khongai :: Replies: 1 :: Views: 402
siemens logo
if any body has the logo simulator please upload it ...! :p...
Robotics and Automatics Forum :: 16 Jun 2005 9:54 :: khongai :: Replies: 1 :: Views: 393
i get "no network coverage" with my sx1 mobile
hi all,recently (about 5 days ago) i bought a siemens sx1 mobile phone.it had worked fine for two first days but after that i get no network coverage although the reception level is good.i test my simcard with another phone in the same area an its f...
Service Manuals, Requests, Repair Tips :: 15 Jun 2005 5:40 :: alvarorahul :: Replies: 1 :: Views: 258
gsm security / eavesdropping , possible ?
is it by any mean possible that the cell phone becomes an eavesdropping device?. assume a person has a gsm phone in his t-shirt pocket and the cell phone is on. can any one in the gsm core network listen to that person talking without this person mak...
Electronic Elementary Questions :: 10 Jun 2005 10:28 :: MRFGUY :: Replies: 8 :: Views: 780
plc and mobile phone?
plc can transfer a message to mobile phone?. its true???? do you have any theory for this purpose.?...
Robotics and Automatics Forum :: 09 Jun 2005 18:17 :: aym_qunibi :: Replies: 2 :: Views: 375
sms to siemens c35
i want to send sms from avr micro to siemens c35 mobile phone.what is the speed at which i should make the serial connection?i am trying at 9600 and 19200 but it doesent work :(...
Microcontrollers :: 06 Jun 2005 9:19 :: C-Man :: Replies: 1 :: Views: 339
qcpm-9401 datasheet request
hello all,does anyone have hp qcpm-9401 power amplifier datasheet? it is found in siemens s4 mobiles.regards,redhat...
Service Manuals, Requests, Repair Tips :: 06 Jun 2005 2:25 :: redhat :: Replies: 0 :: Views: 483
does anyone need nixdorf interface sap monitor ?
16.01.1987]. a few ttl chips, some resistors and some connectors could be identified.it seems to be related to some video or serial interface stuffnixdorf computer ag, germany has been assimilated by siemens, and later the cash register department .....
Robotics and Automatics Forum :: 05 Jun 2005 13:55 :: nerd77 :: Replies: 0 :: Views: 243
gsm modem
anybody having information about gsm modem. i am working on a project of hdl based sms sender system design. can anybody help?...
RF, Microwave, Antennas and Optics :: 21 May 2005 9:44 :: techie :: Replies: 6 :: Views: 1365
plc langauge to c converter?
hello everybodyis there a tool that can conver plc languages like as siemens s7 to c source code?best regards...
PC Programming and Interfacing :: 13 May 2005 7:21 :: riverhills :: Replies: 4 :: Views: 1389
v/hz control strategy?
i made a motor system to drive the induction motor. i generated the 3 phase pwm signal for motor. also added a modulation index to the code to achieve v/hz control. but for now it doesnt change with frequency. how sohuld i change the voltage with th...
Robotics and Automatics Forum :: 12 May 2005 19:35 :: libexec :: Replies: 2 :: Views: 363
low noise amplifier design
hi, im looking for information on how to design a low noise amplifier at 75 mhz. it would be great if the gain was about 10-15 and the noise was below 2 db. it is a single band circuit. the purpose of the amplifier is it is at the beginning of the...
RF, Microwave, Antennas and Optics :: 11 May 2005 19:31 :: BigBoss :: Replies: 9 :: Views: 588
using a gprs phone as a modem
my application looks quite simple. i want to connect a mobile phone to the pc and configure it as a modem to browse the internet using the gprs connection.to try it out, i purchased the siemens a65 phone and its data cable. although after connecting...
PC Programming and Interfacing :: 10 May 2005 6:24 :: techie :: Replies: 6 :: Views: 606
uc and full rs232, help for gsm modem need
i must controll a gsm modem, motorola iridium with a pic, but im in crises.if i work with siemens gsm modem, i can use only rx/tx and gnd wire.with motorola i come crazy, i have tried at cmd (at&k0) for forced it to none harware flow control, i have ...
Robotics and Automatics Forum :: 04 May 2005 23:55 :: koky :: Replies: 2 :: Views: 405
problem with read from file descriptor
hi all,i´ve some trouble with this code. got this from serial programming guide for posix operating systems. but this doesn´t work - the buffer is always empty. where is my mistake? i don´t have a cure.int response(){ int nbytes; char ...
PC Programming and Interfacing :: 04 May 2005 9:48 :: DCO_81 :: Replies: 23 :: Views: 642
scada wincc
hello, i would like to learn wincc, but i don´t found a book with examples. i like to read a good book about wincc , you know where it´s? thank you very much, aguere aguere@mail.com...
Robotics and Automatics Forum :: 26 Apr 2005 16:43 :: Moof :: Replies: 1 :: Views: 582
transfer data via gsm data call
hi,i wrote a short linux program where i use the serial port of the modem. so i was able to build an connection between 2 gsm modem via a data call. how do i actually transfer data betwenn these two modem? do i need a special protocol (ppp, tcp/ip, z...
PC Programming and Interfacing :: 26 Apr 2005 14:57 :: kuldeep :: Replies: 12 :: Views: 798
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