Microcontroller based calling device

Closed

Description

I want to design wireless calling system. Details are as below.

1. The system would comprise of 3 parts

2. First part is called as calling unit. Will just have two push buttons ( one for placing a call and another for resetting the call) and wireless transmitter unit.

3. Second part would contain microcontroller based circuit.

4. Wireless receiver --> Freq to voltage controller ( digital output ) --> microcontroller

[url removed, login to view] should send the output to digital display

6. Third part would be digital display and should be displaying number assigned to the calling device.

7. Microcontroller program should handle multiple inputs at a time and display number assigned to each calling unit.

Skills: Embedded Software, Microcontroller, PCB Layout, Product Design

See more: part time controller, wireless controller, microcontroller design, microcontroller circuit design, digital display, digital circuit design, device, microcontroller based system design, device controller, digital controller design, voltage design, design digital controller, transmitter circuit design, design controller, transmitter circuit, circuit design program, push device, based wireless program, digital circuit, design microcontroller based system, transmitter product design, wireless product design, microcontroller program, microcontroller based program, microcontroller based

Project ID: #5073877

17 freelancers are bidding on average $252 for this job

farazahmad759

Dear Hiring Manager, I am Faraz Ahmad from Pakistan, I am professional Electrical Engineer & Application Developer working since 3 years for local and international clients. You can have a look at my profile and rea More

$555 USD in 30 days
(1 Review)
3.9
shahbaz1980

Hi, I can help you. we need to have a telephone like GSM phone for calling purposes. it will be interfaced with a circuit responsible for initiating and terminating the call. at receiving side we need to have a device More

$250 USD in 30 days
(6 Reviews)
3.9
DamithaKD

HI, About ME : I am a programmer for 8 years and has perfect reviews on all my projects.I am a Expert in Delphi and Scjp, I have a Diploma in Electronics and a EEE (3rd year) student in NITW, india. i have expe More

$250 USD in 3 days
(4 Reviews)
3.6
Magicspell

Expert in microcontroller based solution. Please visit www.official.jontropati.com/#portfolio for our working showcase. Thank you.

$280 USD in 10 days
(1 Review)
1.7
vivekgajera

I can easily help you.I have two year plus experience of this field. Prize we will discuss..........

$200 USD in 5 days
(1 Review)
1.5
akramkarimi1036

WOW! It seems that this project was posted by me... As I can program wide variety of controllers including low end (8051,PIC,AVR,MSP430) and high end ARM Cortex-M core based (STM8,STM32,Kinetis controllers by Freescale More

$500 USD in 30 days
(2 Reviews)
1.5
zeanroyal

Hi, I am interested by your project details and would like to provide services specific to your requirements. I can do this and will ensure your satisfaction. It is my job to make certain you are pleased with the end More

$100 USD in 3 days
(1 Review)
0.0
xtintt

A proposal has not yet been provided

$155 USD in 10 days
(0 Reviews)
1.2
lokeshraiyani

I am an Embedded Software Developer and can complete your project in very short time and in low cost. But i need the complete about how you want the project because whatever you have mentioned is not much clear to me. More

$250 USD in 5 days
(0 Reviews)
0.0
zebrosweb

hi we zebros, worked as a team to deliver your task in time. we also provide the information via skype or mail. clear code comment will be provided to you tech support will be provided need any prev sample re More

$107 USD in 4 days
(0 Reviews)
0.0
ghufranhassan20

A proposal has not yet been provided

$155 USD in 10 days
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0.0
theinventor2013

A proposal has not yet been provided

$250 USD in 21 days
(0 Reviews)
0.0
diepvu

Hi. I am an electrical engineer from Viet Nam. I have experience in embedded software with controller, wireless... Here are some mcus that I am very knowledgeable: PIC, STM32, ARM7, 9... I have finished many projec More

$611 USD in 30 days
(0 Reviews)
3.6
javyog

Hello I am a M.Sc in Electronics Engineering with experience in PCB design and microcontrollers. I would like to take care of your project. If you are interested please let me know, Javier Oliver.

$200 USD in 21 days
(0 Reviews)
0.0
roshaniworld

A proposal has not yet been provided

$500 USD in 40 days
(0 Reviews)
0.0
ayaz078

i can do it...... i will use RF modules for wireless communication i have 2 questions do you want voltage output to be PWM or just binary ? and do you want seven segment or character LCD for the display ? well i More

$136 USD in 13 days
(0 Reviews)
0.0
indian9013

A proposal has not yet been provided

$222 USD in 5 days
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0.0
doncaroljoseph

A proposal has not yet been provided

$155 USD in 3 days
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0.0
Embesys2013

A proposal has not yet been provided

$111 USD in 10 days
(0 Reviews)
0.0