Cheap GSM and GPS modules

Started by anantkaushik89 in comp.arch.embedded8 years ago 2 replies

Hi, I want to make a stand alone device which could sen me location based reminders. For that I need a GPS module and a GSM module. I am a...

Hi, I want to make a stand alone device which could sen me location based reminders. For that I need a GPS module and a GSM module. I am a student in India so cost would be a major concern. Looking forward to your reply. Thanks. --------------------------------------- Posted through http://www.EmbeddedRelated.com


GSM network time

Started by Anze in comp.arch.embedded11 years ago 3 replies

Hi all! I have tried looking for the information on the Internet, but could find nothing... I hope someone can help me out. I am trying to...

Hi all! I have tried looking for the information on the Internet, but could find nothing... I hope someone can help me out. I am trying to build a system based on Siemens TC65. It is very important for the application that runs on it to know the exact time (well, +- 1 minute) at all times - even after power off. Now I know my nokia GSM has an option to get the time from network so it...


GSM module with external camera

Started by Aleksandar Kovacevic in comp.arch.embedded14 years ago 4 replies
GSM

Anyone knows of a GSM (900) w. GPRS module that can be connected to a camera distanced max 2m? Industrial temp range...

Anyone knows of a GSM (900) w. GPRS module that can be connected to a camera distanced max 2m? Industrial temp range prefered. Thanks! Aleksandar Kovacevic alexx@fly.srk.fer.hAEr (remove capital letters) Zagreb, Croatia


SIM card interfacing to read phonebook

Started by Rajeev in comp.arch.embedded15 years ago 11 replies

Hi, Does anyone here has experience interfacing a GSM SIM card to a microcontroller? Can anyone point to links for GSM SIM card standards? We...

Hi, Does anyone here has experience interfacing a GSM SIM card to a microcontroller? Can anyone point to links for GSM SIM card standards? We are planning a phone product that interfaces to GSM SIM card to read the phonebook from it. What is the physical interface that should be used to interface the SIM card to the microcontroller? Thank You, Rajeev


Re: 300baud FSK over GSM

Started by Anonymous in comp.arch.embedded14 years ago 2 replies
GSM

> > whenever there was a hacking run in the script - on GSM voice, > > Morse might be be the best! > Lewin A.R.W. Edwards wrote: > ...

> > whenever there was a hacking run in the script - on GSM voice, > > Morse might be be the best! > Lewin A.R.W. Edwards wrote: > Actually, maybe speech synthesis and recognition would be the best! > I too was wondering how band-width economical speech synthesed transmission is - not necessarily for real time. Just to forward voice mails. Do you know of any published studies ? P


GSM cell phone with RS232 data interface ??

Started by Anonymous in comp.arch.embedded10 years ago 6 replies

Does anyone know of a modern GSM phone which still has an RS232 data cable available for it ? (Most have gone to USB .. I want to...

Does anyone know of a modern GSM phone which still has an RS232 data cable available for it ? (Most have gone to USB .. I want to send SMS messages from my embedded device which only has a RS232 port) Thanks, Stuart


Cheap GSM/GPRS/EDGE modem ?

Started by Mike in comp.arch.embedded6 years ago 5 replies

Hi, I'm looking for a GSM etc modem module like eg the ublox Leon but they seem really expensive at =8080+ for a sample. I already have a...

Hi, I'm looking for a GSM etc modem module like eg the ublox Leon but they seem really expensive at =8080+ for a sample. I already have a tcp stack so don't really need that to be built into the modem so can anyone tell me whare I can find an economical aklternative that doesn't haev a built in stack ? Thanks, Mike


About GSM project

Started by haresh in comp.arch.embedded10 years ago 13 replies

My Last post many friends have problem abt my university. I join this group for help. If i said any thing wrong then sorry. Right I am working...

My Last post many friends have problem abt my university. I join this group for help. If i said any thing wrong then sorry. Right I am working project which is using 8051 to connect GSM modem And GPS receiver .Its for tracking vehicle and send MSG on my or any mobile about vehicle location. So If u have any idea Let me know right now i have a problem circuit design. Thank You, Haresh...


GSM Remote Camera

Started by sarath.mmrec in comp.arch.embedded9 years ago 2 replies

Hi I want to connect my webcam with microcontroller or processor for capturing the images and send through air(network)through gsm modem. For...

Hi I want to connect my webcam with microcontroller or processor for capturing the images and send through air(network)through gsm modem. For that, I have confirmed that ARM processor is suffiecient,but the problem is I just want to port an RTOS on processor for writing device drivers for webcam to control the parameters. If u have any ideas pls send me... thanks ...


Recommendations for tiny GSM module?

Started by Anonymous in comp.arch.embedded12 years ago 4 replies
GSM

Hello! I've been wanting to design a phone for a while -- and I'm looking for recommendations for tiny quad-band GSM modules for embedded...

Hello! I've been wanting to design a phone for a while -- and I'm looking for recommendations for tiny quad-band GSM modules for embedded projects. These things have started turning up for machine-to- machine (telemetry) applications and the like over the past few years. In particular, the Telit series of modules (sparkfun.com) and the motorola G24 both look awesome. Currently, some of the...


GPS +8051+GSM modem

Started by haresh in comp.arch.embedded10 years ago 5 replies

Hello friends, I am working on project which is Vehicle tracking system, which works on the following principle: 1. GPS system transmit...

Hello friends, I am working on project which is Vehicle tracking system, which works on the following principle: 1. GPS system transmit the current longitude/latitude/GMT to MC 2. MC transmit this position information via a SMS to a mobile phone through a GSM device 3. Crystal freequency is 11.0592 MHz PLZ I need help me. I am doing this project is under such a big name unversity. ...


Processor core license pirates

Started by Anders in comp.arch.embedded11 years ago 8 replies

I'm working on a design where I need a GSM radio module. I've found a low cost Chinese module that would work, and tried some samples of it -...

I'm working on a design where I need a GSM radio module. I've found a low cost Chinese module that would work, and tried some samples of it - all looks from the technical side. Now my customers raises concerns about using Chinese GSM modules. They say some module makers - especially in China apparently - use unlicensed processor cores, and that the core maker (I'm guessing it's ARM) would ...


GPRS in USA, Is It Available?

Started by Bob F. in comp.arch.embedded15 years ago 6 replies
GSM

I'm thinking about embedding a GSM module in a prototype tracking system, but I'm having trouble determining what service providers support GPRS....

I'm thinking about embedding a GSM module in a prototype tracking system, but I'm having trouble determining what service providers support GPRS. Do any service providers support this in the US? I know that T-Mobile offers GSM services, I'm not clear on their GPRS support. Do you pay by the number of kilobytes uploaded/downloaded? I posted this question on alt.cellular too. Thanks, ...


Experience report: Using Modems für GSM/GPRS M2M Solutions

Started by Ruediger in comp.arch.embedded6 years ago 4 replies

Hi I'd like to share some of our experiences implementing a SMTP-Application using a serial modem. Please see my other Threads in...

Hi I'd like to share some of our experiences implementing a SMTP-Application using a serial modem. Please see my other Threads in http://www.modem-gsm.de/forum for detailed descriptions of our problems with the Telit modem. We startet with the Telit Modem PCS-Version. After some time we had major problems with the internal timing in the modem. Some at-Commands must be handled very...


GSM module + microcontroller, video through GPRS

Started by Rakietka in comp.arch.embedded11 years ago 3 replies

Hello, I'd like to build a system, which main purpose is transmitting video from video camera to mobile phone/PDA in real time. I'm wondering...

Hello, I'd like to build a system, which main purpose is transmitting video from video camera to mobile phone/PDA in real time. I'm wondering if it is possible to get satisfactory quality and frame rate (160x120 and 15-24 fps would be enough) with GPRS technology? I have read manual of Telit GM826 GSM Module, but I don't exactly know how connection is made. There is something called "Easy GPRS"...


AT commands: how to detect unsolicited result codes

Started by Anonymous in comp.arch.embedded5 years ago 21 replies

As you know, modems (GSM, GSM/GPRS, PSTN, ...) are controlled by a host microcontroller through AT commands send to a asyncronous serial port....

As you know, modems (GSM, GSM/GPRS, PSTN, ...) are controlled by a host microcontroller through AT commands send to a asyncronous serial port. The modem answers with a message. Commands and answers are ASCII-based and terminated with and/or . Usually echo is activated for human interaction, but it is usually disabled when the modem is controlled by a microcontroller. For e


GSM modem interfacing with MSP430F2013

Started by Nivi21 in comp.arch.embedded4 years ago 1 reply

The msp430f2013 does not have UART ports. So I found that a software UART can be created and I followed the code from J H Davies book. As I...

The msp430f2013 does not have UART ports. So I found that a software UART can be created and I followed the code from J H Davies book. As I have mentioned in the question, i am basically trying to interface a GSM modem to the MSP. My question are' 1. Is it possible to do this on a software UART? 2. Once I have compiled the software UART program, how do I check it? Can I do this on Hypertermi...


8051 baud rate

Started by lopamudra in comp.arch.embedded10 years ago 3 replies

Hi all, I am working on 8051 based Vehicle tracking system, which works on the following principle: 1. GPS system transmit the current...

Hi all, I am working on 8051 based Vehicle tracking system, which works on the following principle: 1. GPS system transmit the current longitude/latitude/GMT to MC 2. MC transmit this position information via a SMS to a mobile phone through a GSM device 3. Crystal freequency is 11.0592 MHz I want to set the transmission baudrate of MC to GSM device at 1152000 to send the SMS massage. ...


Problem in interfacing 8051 with gsm module

Started by embedidea in comp.arch.embedded12 years ago 10 replies

Hello All, We are a group a students doing our study project. we are trying to interface gsm module with 8051 microcontroller. we are using...

Hello All, We are a group a students doing our study project. we are trying to interface gsm module with 8051 microcontroller. we are using Atmel AT89c51. The problem is that we are also not able to get the data sent to the serial port on the Hyperterminal.we are using the MAX232 driver. The pin connections are as follows: Pin 10(RXD) of Microcontroller to Pin 12(R1out) of MAX232. Pin 11(TXD) o...


how to use microcontroller codings to convert ecg signal to heart rate

Started by monte in comp.arch.embedded11 years ago 6 replies

hi to all, if any body could help me out in conversion of ECG signal to heart rate , to send it as a message to any mobile for medical usage , i...

hi to all, if any body could help me out in conversion of ECG signal to heart rate , to send it as a message to any mobile for medical usage , i am using gsm modem for transmissiom. also please suggest any good gsm modem available in india and should be cheap for laboratory purpouse. which microcontroller could be easily interfaced for ecg applications in 8051 microcontrollers series. ...