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data transfer between gprs modem and remote server
hi, i am new to gprs communication, but i hav worked in appcation using gsm. now i want develop application to transfer data between gprs modem and a server kept in remote place. can anyone help me how to initialize the modem with gprs mode for f...
Digital communication :: 19 Nov 2009 17:02 :: GSM Man :: Replies: 10 :: Views: 3293
how to log how long a heating pump has been runnin? ideas???
i want to see how long my ufh is on for over a period of time. i do not want toknow when but just 3 hours today or 35 hours this week etc.i was thinking of something connected in parallel with the manifold pump woulddo but i cannot fined a timer sui...
Hobby Circuits and Small Projects Problems :: 19 Nov 2009 16:37 :: nashwan :: Replies: 3 :: Views: 135
motherboard repair course or training manuals needed
hi all colleagues i need any course or training manuals in repairing computer motherboard , any documents or hints or any help are highly appreciated and thanks alot in advance best regards...
Service Manuals, Requests, Repair Tips :: 16 Nov 2009 15:55 :: intersoft05 :: Replies: 6 :: Views: 4594
still trying to identify sdmt transistor or fet code--adue16
hello all,, i received 0 replies on other thread so am postinf here in hopes that i simply made post in wrong spot-- i fried either a couple of fets or transistors on a 5-in-1 board used on popular rc helicopter model-- the 2 parts in question are su...
Hobby Circuits and Small Projects Problems :: 15 Nov 2009 20:02 :: Beepster :: Replies: 3 :: Views: 150
plc ladder diagram for project
hello folks ,i came across this website via google.i am currently working on my design project which has to do with transducers ,actuators and flow valves. i was wondering if someone could help me to write the ladder program. i am a newbie to plc and...
EDA Jobs, Promotions, Advertising :: 13 Nov 2009 7:27 :: stan4 :: Replies: 1 :: Views: 114
pic 16f84a uart problem
hii am using mikroc to program my 16f84a as u know it doesnot have a hardware uart pins so i am using the soft_uart library provided with mickroc ( it is the same provided with mikrobasic and mikropascal ) i have programmed the pic with a simple test...
Microcontrollers :: 12 Nov 2009 21:53 :: minep :: Replies: 5 :: Views: 1839
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s7-200 test
can someone advice how to test all inputs and outputs of the s7-200 plc (222cpu).maybe a simple program, as i am not familiar with this stuff and have to test it.:d...
Robotics and Automatics Forum :: 09 Nov 2009 12:38 :: Medtronic :: Replies: 7 :: Views: 1183
step 7 simulator
how can i simulate a s7 microwin??...
Robotics and Automatics Forum :: 31 Oct 2009 14:34 :: daddeeee :: Replies: 10 :: Views: 7596
asic companies in india
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EDA Jobs, Promotions, Advertising :: 28 Oct 2009 10:07 :: pilu.sandeep :: Replies: 24 :: Views: 11376
old gsm phones for microcontroller projects?
who can suggest me which old gsm phones are suitable for easy connection to any microcontroller through standard serial connection? an old gsm phone can cost even less han 10$ on ebay!but nokia phones, for example, does not usually support at command...
Microcontrollers :: 23 Oct 2009 21:52 :: jumpjack :: Replies: 5 :: Views: 246
most cheap way of communicating the s7-200 with the pc
hello friends couple of days back i burnet my pcppi cable and mpi on also now can any on suggest me hoe to communicate with plc using the cheap alternative ok its urgent for me if u can help me please mail or pm me at mayur_dand@red...
Robotics and Automatics Forum :: 21 Oct 2009 20:35 :: Medtronic :: Replies: 29 :: Views: 10703
is this possible?controller for opening, closing roof window
first of all, sorry if this is a bit out of context - but its my first project with a plc.i’m considering to buy a siemens logo plc for my company for test purposes, and was wondering if the following was possible. it’s quite essential th...
Robotics and Automatics Forum :: 20 Oct 2009 22:37 :: elrayes :: Replies: 2 :: Views: 372
not responding for sim cards starting with +9195xx
m cards which s starting with 95xxxxxxxx is not registered in the network.so i cant communicate between two devices.can anyone help for me. note: the same sim cards working with other modems like siemens, visiontek.......
Professional Hardware and Electronics Design :: 20 Oct 2009 9:50 :: venkatachalammp :: Replies: 0 :: Views: 96
pcb manufacturer oppinion
helloi would like to know the oppinion of people here, about pcb manufacturers in europe.i am looking for medium size batches.asian companies may be an option.thanks in advanceasena...
EDA Jobs, Promotions, Advertising :: 20 Oct 2009 7:23 :: Winters Li :: Replies: 12 :: Views: 2723
sim300s modem meet problem when register with simcards
currently, our sim300s modem come with problem when register simcards. this issue is like follow: simcard works with mobile phones and siemens gsm modems. it has problem working with sim300s modules. when we first put the simcard to the modem with wo...
Professional Hardware and Electronics Design :: 17 Oct 2009 13:53 :: moyoumin :: Replies: 2 :: Views: 162
gprs modem interface proceduer
i am starting to design a telemetry system using sms. any sugestions about gsm modules? thanks in advance....
Professional Hardware and Electronics Design :: 17 Oct 2009 3:44 :: printed circuit girl :: Replies: 191 :: Views: 52564
gsm sms 8051 controlling relays
dear friends, ok .. thr is a lot of discussions on sending the sms through mobile phonelets now talk abt receiving sms and making a relay on with 8051 controller. if some one has done anything.. about this using at commands, please share it---> reply...
Microcontrollers :: 13 Oct 2009 16:33 :: vicky89 :: Replies: 54 :: Views: 6391
my sim300cz doesn't answer (with pic 16f917)
hello everybody!im trying to send at commands with my pic 16f917 to a sim300cz modem. the program in the pic worked with another modem (siemens tc35).my sim300cz powered on well (vdd = 4v for the pic and the modem). so i adapt the level of voltages i...
Professional Hardware and Electronics Design :: 13 Oct 2009 1:01 :: fiolin :: Replies: 2 :: Views: 555
plc vs microcontrollers.
i am being taught plc as a part of out course.however, i am not able to appreciate plc at all... when we have such low cost microcontrollers, why on earth do we need plcs?i read that plc programmes are easier.... how? why do we need plcs today? or ar...
Microcontrollers :: 13 Oct 2009 0:30 :: samukelo_shezi :: Replies: 12 :: Views: 2640
replacing tp27
hi guys,i am new in this forum, i have a problem of my tp27 with spect :touchscreen siemens oem 2710 cfs, type 6av3627-6ql00-1bc6, i plan to make spare but we dont have backup configuration from machine maker. so think to upload from the old tp27 at ...
Software Downloads/Uploads :: 11 Oct 2009 8:17 :: julius :: Replies: 0 :: Views: 162
free plc training / tutorial
who knows a website with free plc tutorials? please add the links to this posting.examples:http://www.pacontrol.com/plc.htmlhttp://plcguide.mrplc.com/http://www.pacontrol.com/image/ab-slc500.jpg...
Robotics and Automatics Forum :: 10 Oct 2009 7:24 :: bin95 :: Replies: 20 :: Views: 16959
salaries for embedded engineer
hello i want to get an idea of what salaries are like in europe for an analog ic/rfic design engineer.lets say 5 years experience.and in euros.countries include those such as uk, france, germany, hungary, italy.can someone give me a range in euros ?h...
EDA Jobs, Promotions, Advertising :: 08 Oct 2009 22:53 :: cidadao :: Replies: 337 :: Views: 82072
software plc allen bradley-slc 500
anybody know a good siemens plc simulator for pc.thanx...
Software Downloads/Uploads :: 08 Oct 2009 5:35 :: decidena :: Replies: 24 :: Views: 11980
help: sim300 and gprs and tcp stack problem
dear all,how are you?im working with sim300 and at commands.i want to connect gprs and send a message to host via tcp/ip by at command onlyi use hyper termial, i tried some commands but unsuccessful. i can access internet with that sim card by gprs, ...
Professional Hardware and Electronics Design :: 07 Oct 2009 9:40 :: angel_n_daemon :: Replies: 9 :: Views: 1485
gprs settings for modem
does a gprs modem need to be initialized with settings like ip address, port number, apn etc. i am confused because for a gprs phone, i need to configure my phone according to the cell company settings for ip address, port number apn etc.for a cell p...
PC Programming and Interfacing :: 07 Oct 2009 9:20 :: angel_n_daemon :: Replies: 8 :: Views: 957
[need help] design scada syatem
hello all...my company want using scada system. can some body help me to give me the scada software system where can support mitsubishi plc ( a,q series) and ctc plc..i realy new in scada system......
Software Requests :: 04 Oct 2009 11:06 :: potetojb :: Replies: 2 :: Views: 258
help on motor control with encoder, plc and drive
i got an assignment at tech were i need to control a motor to stop at any position given. what im given is a siemens s7-300 plc, any encoder and a telemaq or siemens drive.problem is i dont no were to start cause ive never worked with analoques.how w...
Robotics and Automatics Forum :: 01 Oct 2009 19:27 :: murali_dece :: Replies: 1 :: Views: 408
siemens cp341 modbus without dongle
e modbus protocol, this standard is not the international standards. but modbus has become the de facto industry standard, will be supported and replicated by more and more instrument manufacturers. siemens plc via the cp3......
Hobby Circuits and Small Projects Problems :: 25 Sep 2009 14:15 :: dixinke :: Replies: 0 :: Views: 219
plc s7-200 cn
i need help.what different s7-200 cn and s7-200 without cn.my proggram error downloading for s7-200 cn.pls, help me...
Hobby Circuits and Small Projects Problems :: 25 Sep 2009 14:14 :: dixinke :: Replies: 2 :: Views: 557
which mobile supports at commands ..?
dear friends, can any one tel me.. which mobile supports at commands ..? thanks in advance. rony....
Microcontrollers :: 23 Sep 2009 7:45 :: seadolphine2000 :: Replies: 7 :: Views: 744
please help reagarding my final year project
the color which is required and will use ball valves made from servo motors to control the input of dyes. the software i am planning to use will be matlab or labview for image input and i am using a siemens s7 200 plc to control the valves.since......
Robotics and Automatics Forum :: 13 Sep 2009 23:51 :: baleegh_r :: Replies: 0 :: Views: 231
pic16f84a and nokia 6210
hi,ive succesfully sent an sms message test endlessly using the circuit attached.i used this code on pic16f84a:device 16f84adeclare xtal = 4start:low led delayms 1000 serout2 portb.1, 84,now i got lost reading...
Microcontrollers :: 09 Sep 2009 11:49 :: gizhuk :: Replies: 17 :: Views: 2232
+cms error: 515
hello,gsm mani want to send sms but i receive it +cms error: 515 after these commands :at+ipr=9600at+cfun=1ate1at+cmgf=1at+cscs=gsmat&wat+cmgs=09360410831>invalid gpsctrl z:arrow: +cms error: 515what is reason of it??there is any command that i didn...
Digital communication :: 07 Sep 2009 6:15 :: movie_freak :: Replies: 9 :: Views: 834
where can i purchase low cost gsm modules
please suggest me very low cost gsm module with or without gprs which should cost lest then 35$ as requrment is of 1000nos.any company make from china , honkong, sinagpore which supplies cheap gsm module...
Microcontrollers :: 05 Sep 2009 15:44 :: elcielo :: Replies: 47 :: Views: 19890
again! lna design with bf998
hi everyone..im designing using ads but i cant locate s2p file...does anyone have the s2p file for this transistor? thanksozenk...
RF, Microwave, Antennas and Optics :: 05 Sep 2009 5:14 :: Mike Newman :: Replies: 8 :: Views: 1083
simatic step 7 books
hi all any body have these books or any other books for step7 siemens plc:automating with step 7 in lad and fbd: programmable controllers simatic s7-300/400automating with step 7 in stl and scl: programmable controllers simatic s7-300/400automating w...
Robotics and Automatics Forum :: 02 Sep 2009 9:37 :: Amer Shanteer :: Replies: 28 :: Views: 17816
[link]siemens useful cables s7-200,s5,s5 cps ...
some siemens cables:http://rapidshare.com/files/222406231/siemens_cables.rarbest regards!venix...
Robotics and Automatics Forum :: 26 Aug 2009 6:03 :: venix :: Replies: 5 :: Views: 1620
gprs and ppp
i try to connect mcu to gprs with mc35 (siemens gsm terminal).when i try it with my pc and hyper terminal, untill conection is established i use at command, but after conection is establish ppp protocol starting.does someone can help me? does someone...
PC Programming and Interfacing :: 23 Aug 2009 6:19 :: mpch_elec :: Replies: 35 :: Views: 11928
how to configure mc55 gprs modem?
hi all,i am going to configure a serial gprs modem with mc55 siemens core i want to send rfid tag ids from remote location i will connect gprs with pic microcontroller via its serial i will use the http protocol to send data to a web serveri want to...
Digital communication :: 23 Aug 2009 6:05 :: mpch_elec :: Replies: 1 :: Views: 526
how to send data with gprs - information, schematic
how to send data with gprs......
Microcontrollers :: 22 Aug 2009 9:31 :: mpch_elec :: Replies: 6 :: Views: 417
the best cad for electrical drawings
which is the best cad software for electrical drawings (automation, plc) ? now i am considering eplan, autocad electrical 2006, rs wire.can you advise me? thanks....
Software Problems, Hints and Reviews :: 18 Aug 2009 8:17 :: hooper :: Replies: 18 :: Views: 3273
learn plc programming
hi all,i want to learn plc programming from begening. pls. help me by your valuable guidance for how to start.thanks & regard,svikram...
Robotics and Automatics Forum :: 16 Aug 2009 16:53 :: phoeshell :: Replies: 3 :: Views: 950
some help with ppi protocol?
i have captured some of the communication between a pc and a siemens s7-200 when read and writing to vd0 with step7-microwin 32 software.the pc outputs:68 1b 1b 68 02 00 6c 32 01 00 00 00 00 00 0e 00 00 04 01 12 0a 10 02 00 04 00 01 84 00 00 00 6b 16...
Robotics and Automatics Forum :: 05 Aug 2009 22:16 :: MarekK :: Replies: 11 :: Views: 3573
software for programing plc's
here is software for making ladder diagrams and program plc.mr.cube...
Robotics and Automatics Forum :: 31 Jul 2009 21:37 :: newborn :: Replies: 17 :: Views: 7181
at commands in ericsson t28
as i mentioned in my last posts , im preparing my graduation project in microcontroller , now i have a new task , to bring the important at commands in ericsson t28 and the special ones for the sms , please help me to get those commands , and please ...
Microcontrollers :: 30 Jul 2009 21:54 :: Richyroolahs :: Replies: 6 :: Views: 1332
sim508 microcontroller
hello , please help me i need to connect a microcontroller with a gps/gprs (the sim508), i dont know how to connect it please helpe me :( thanks...
Microcontrollers :: 26 Jul 2009 9:02 :: yassin.kraouch :: Replies: 7 :: Views: 603
car alarm system using cell phone
could anybody give me some link on related studies of car alarm system using cell phone?...
Microcontrollers :: 25 Jul 2009 8:16 :: alyne :: Replies: 24 :: Views: 4115
trying to find what this ic's do
ok well am trying to figure out how a little electronic device works but sort-of reverse engineering how it is connected but i have run into problem with little ics that i cant find info on maybe you guys can help me out.there are 3, three-pin ics i...
Analog Circuit Design :: 19 Jul 2009 1:49 :: CAVERMAN :: Replies: 5 :: Views: 1809
solution of connection s7 plc and pc 1000m far away?
anybody know the most cheap solution for this?i have a solution:http://www.elec-intro.com/shop/pcmpirs232-isolated-siemens-s7300400-plc-programming-adapte-p-278.htmluse this pc/mpi+ cable($91.14) ,we can make the distance up to 1000m...
Robotics and Automatics Forum :: 16 Jul 2009 21:55 :: venix :: Replies: 1 :: Views: 591
scada system
emechanique plc system with that siemenn s400 system. the problem i face is the link to the scada software. previous telemechanique system is linked to the scada ssoftware using modbus (i guess). the siemens system is using tcp/ip. i dont know how to...
Robotics and Automatics Forum :: 15 Jul 2009 5:53 :: rizky_aewis :: Replies: 6 :: Views: 1540
for sale blackberry bold 9000,htc touch pro2,samsung omnia
order informationminimum order : buy 5 get 2 freepayment options : moneygram/western union/bank transfer for bulk orders.shipment method : ups/fedexdelivery : 2/3 dayshow to contact ussales/inquiry email :remartmobiles2stores@mail2world.com add us on...
Business Special Interest Group :: 14 Jul 2009 18:22 :: filefun235 :: Replies: 0 :: Views: 440
pcb design help in orcad 9
hi friends i have need help for how to create a footprint in orcad layout 9.0. so please help me to create a new footprint....
PCB Routing & Schematic Layout software & Simulation :: 14 Jul 2009 8:21 :: xjypcb :: Replies: 3 :: Views: 426
small quantity , very simple pcb fabrication!!
i want to have a small timer circuit (25-30 components max ) fabricated .. initial requirement 1000 pcs ...i have seen a lot of pcb fabrication sites but they all are big firms or charge high for prototype... can someone plz recommend a pcb fab house...
Business Special Interest Group :: 14 Jul 2009 7:42 :: xjypcb :: Replies: 4 :: Views: 897
plc, scada & dcs training calendar
g as well as our training center on industrial automation sector all the latest brands of plc, scada & dcs systems plc, scada & dcs trainingcode:sp002advance: 12 days plc: allen bradley slc 5/03 plc: siemens s7300scada: wonderware intouch scadadcs: e...
EDA Jobs, Promotions, Advertising :: 08 Jul 2009 12:09 :: Shaggy29 :: Replies: 0 :: Views: 300
plc list
hi friends, can any one give the list of advanced siemens plcs... and other advanced plcs that are used in recentdays....thanks & regardsmuthamil...
Robotics and Automatics Forum :: 03 Jul 2009 6:58 :: muthamil :: Replies: 0 :: Views: 388
in car navigation system integration
hi all.im working for a company, that has allready a in car navigation system build. the problem, is that its developed around a common intel like platform, using third party gprs and gps modules. the project is to be hardware - redesigned from scrat...
Professional Hardware and Electronics Design :: 25 Jun 2009 8:58 :: asit :: Replies: 12 :: Views: 1376
gsm/gprs module and camera
hai allhow can we interface camera to gprs module and send pictures ?i am planning to use sim300 and 8051 microcontroller.i would like to get more details thanking yousun...
Microcontrollers :: 18 Jun 2009 12:08 :: reda11 :: Replies: 23 :: Views: 4857
looking for siemens srs3000 xrf and d5000 xrd service manual
we have one siemens srs3000 xrf instrument and one d5000 siemens xrd instrument in our lab. they are old instruments and having problems. not much help i could get from local agent. anyone can supply service manual (not operating manual) for them i ...
Service Manuals, Requests, Repair Tips :: 13 Jun 2009 15:58 :: xray service man :: Replies: 1 :: Views: 639
sms controlled using pic16f873a
hi guys, im currently using a pic16f873a as mcu and siemens tc35 gsm modem for implementing a sms controlled project. can i request for source code plz? would appreciate ur help because ive been testing with the existing asm code that ive obtained fr...
Microcontrollers :: 10 Jun 2009 4:31 :: jeremy goh :: Replies: 0 :: Views: 462
ladder diagram for s7-200 siemens.
hello every one.could someone please help me with a ladder diagram i have to do for a project i am on to!i have the following diagram from mitsubishi alpha programmer and i want to convert to ladder diagram form s7-200 (simatic)http://img199.imagesha...
Software Requests :: 09 Jun 2009 22:14 :: woosi :: Replies: 0 :: Views: 688
need to know value of this in industrial auromation career
hi i am arun from india a freshly graduated electrial engineer with loads of interest to enter the domain of industrial automation.i am planning to join a certified automation engineer programme.i would be really grateful to you if you can give me so...
Robotics and Automatics Forum :: 03 Jun 2009 19:24 :: techyfubky :: Replies: 2 :: Views: 519
tc35 gsm modem related question
hi, i have a question regarding the tc35 gsm modem. i managed to configure the modem in a way that it transmits the received sms messages directly to its serial port instead of storing them on the internal sim card.but after receiving ea...
Microcontrollers :: 31 May 2009 13:08 :: geev88 :: Replies: 42 :: Views: 11679
pic sms control
hai, could anybody help me on how to built a device (pic) connected to handphone and pc where i can control input just by sending sms. i already search through internet and iam trying to built one. could anybody help me. i want to use pic16f84a as th...
Microcontrollers :: 30 May 2009 21:16 :: geev88 :: Replies: 60 :: Views: 40361
good gsm/gprs modem that can be used with a pic
hi guys, i hope you are ok.can you propose a good gsm/gprs modem that can be used with a pic? how do i program gsm modems? is there an application??it has to cooperate with european standards....
Microcontrollers :: 30 May 2009 13:38 :: kormesii :: Replies: 3 :: Views: 825
siemens gsm/gprs
i m confuse where to post this question.....well i m trying to do a project in which i continuously sending data to the internet using gprs after particular time interval say 1 or 2 minute. and whenever message or ring comes it should stop/close the ...
Microcontrollers :: 24 May 2009 6:23 :: tongbram :: Replies: 2 :: Views: 567
how to send an sms??
hi,im developing a security system where i require to send an sms, through electronic means, not by manual dialing, now i know one solution could be to hook up each individual button on a cell phone and have a microcontroller dial it by successively ...
Microcontrollers :: 22 May 2009 15:29 :: davemaster :: Replies: 33 :: Views: 10728
replacement for bistable relay abb rxmd type
can anybody tell me a replacement for rxmd relays from abb?i want to use it for industrial control.thanks in advance,ciao...
Robotics and Automatics Forum :: 20 May 2009 16:38 :: PLCMentor.com :: Replies: 1 :: Views: 552
connecting my c45 to pic 16f877
hello,i ask everyone who have experience to help me in this problem,i would like to connect my siemens c45 with his original cable to pic 16f877. can someone give me a small schematic??pls i know that i should use a max but 232 3232 or something else...
Microcontrollers :: 18 May 2009 16:31 :: slayer18 :: Replies: 1 :: Views: 264
gsm/gprs problem - sending image to mobile as mms
hi all,,,,, i want to send an image throught the gsm/gprs modem to a mobile phone as an mms message ,,, can i do that ????am using tmas -mc55i siemens modem ,,, and if i cant how can i send the image to the mobile phone through the modem (tmas -mc55i...
Microcontrollers :: 18 May 2009 14:47 :: herlambang :: Replies: 1 :: Views: 366
another thread about usb cables for cpld's/fpga
hi,i havent posted here in a while, so bare with me. i have serached this forum, and many others, as well as google itself for ideas on how to solve the ever growing problem of programming cplds with no parallel port on pc.on my new computer, i no l...
PLD, SPLD, GAL, CPLD, FPGA Design :: 13 May 2009 18:31 :: Buriedcode :: Replies: 8 :: Views: 1515
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