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Design me an embeded android device -- 2

I want you design an interface/controller card which will be connected to an android 4.0 tablet via USB port. Card should have following min. ports and i/o on it.

- 1 USB port to connect to android tablet

- 1 analog port to read 4-20 mAmp devices

- 1 Onewire digital interface to read temperature sensors like DS 18s20

- 2 RS485 port for communication with external devices

- 1 RS232 port for Thermal Printer

- 5 Relay to control external devices

- 2 analog input to read shaft encoders

- 1 Ethernet port (optional not mendatory)

Designer should design pcb and also write a sample android application which can :

- read&show shaft encoder turns

- read&show temp values

- open or close relays based on predefined conditions

- read&show analog devices

- print out data it reads or processed

- read&show read values from a modbus device via rs485

- send processed data real time from rs485 ports.

Please keep in mind that application should be designed to work 7 day 24 hours. All source codes and pcb design datas will be given to us. Also will be signed a Non-Disclosure Agreement.

Habilidades: Android, Eletrônica, Software Integrado, Microcontrolador

Ver mais: sample non-disclosure, sample non disclosure, print from android, non disclosure sample, non disclosure agreement sample, designer electronics, data sensors, a non-disclosure agreement sample, android-tablet, android sensors, android 5.0, android 4.2.2, android 4.2, android 2.2, android 1.0, analog devices, write android application 2, thermal printer, modbus, me device, Electronics Design, electronics and communication, design pcb, design me , android read write

Acerca do Empregador:
( 9 comentários ) ISTANBUL, Turkey

ID do Projeto: #6783234

29 freelancers estão ofertando em média $2615 para este trabalho

qitsol

A proposal has not yet been provided

$5882 USD in 30 dias
(38 Comentários)
7.6
fashionMobile7

Dear sir. To get me in here, will be the success of your business and life in the world. The OASIS of Desert will not be good result than you got me in here. I am a high quality and top mobile developer. I have rich ex Mais

$3157 USD in 20 dias
(13 Comentários)
7.4
MikroStar

hi, i am an electrical engineer. i have expertise in embedded system design and Matlab.i can help you with this project. Please check my profile for my previous work experiences. let me know if you are interested in th Mais

$5000 USD in 35 dias
(39 Comentários)
7.2
monster816

Hi, I'm an expert ios and android app developer with 5+ years of experience. I believe my skills would be ideal for your project. Here are some works I've finished before. 1)Photo Sharing(ios) https://itunes Mais

$3684 USD in 20 dias
(24 Comentários)
7.1
wancheng

Hello Thanks for your good project. I have seen your description carefully. There is no any risk for me at your project. Please check [url removed, login to view] This is the collection of my works during 8 years. I have ric Mais

$1578 USD in 20 dias
(10 Comentários)
6.5
JoomlaVogue

Hello Sir, First of all, we would like to tell you how we will initialize the project with you. We insist to follow these steps before you award the project to us: - We (technical team) will review the job and a Mais

$5154 USD in 20 dias
(22 Comentários)
6.6
theenggprojects

Hi, I am a Mechatroncis and Control Engineer , you can check my work on my blog [url removed, login to view] , I wanna discuss it in more details with you. Thanks.

$5000 USD in 30 dias
(23 Comentários)
6.2
amankaushal90

Hi ,I am an electronics engineer and an Embedded expert. I have done a lot of projects and I can guarantee you work on time with quality guaranteed. Please feel free to contact me regarding the project by sending me a Mais

$3964 USD in 40 dias
(11 Comentários)
6.0
EEmbedded

Dear Sir, We have past experiences to develop electronic designs to end [url removed, login to view] see our portfolio for past projects with android controllable devices. We will supply 1. schematic design 2. small size Mais

$3529 USD in 40 dias
(21 Comentários)
5.9
tnavadiya

Hello, we can discuss more if you are interested. I am having embedded developer team and Android team as well. Thanks

$6470 USD in 45 dias
(15 Comentários)
5.9
baobui

Hello, I have deep experience on embedded design and manufacturing. I developed a similar device that can interface with android device via USB and bluetooth. I can help you on this project

$3333 USD in 30 dias
(14 Comentários)
5.7
delamoure

Hello. I can design schematic and pcb for your project. Also I able to make prototype and write firmware. Device will be ARM Cortex-M based. Best Regards Anton

$750 USD in 21 dias
(9 Comentários)
5.1
suju8811

Hi I have rich experiences in android and embedded area. I have developed several apps and fw of mcu,mpu,dsp. And I have developed several devices. I can do your task shortly using mcu. I'm very familiar usb, rs23 Mais

$1263 USD in 15 dias
(7 Comentários)
4.7
webifire

Hello, Hope you had a great day today. I know you are looking for I.T. Programming partners to work on your projects. I will not tell you that we can do this and that; alternatively I would like to find the solut Mais

$1500 USD in 30 dias
(2 Comentários)
3.3
jeehosong

Dear, Wonderful job! As a android developer, it is very suit to me. I could help you fully as my ability. Please let me know. You could save your time. Thanks.

$1250 USD in 10 dias
(1 Comentário)
1.5
peastech

we are from peas technologies, we are doing embedded and software development, recently i did similar project for RaspberryPI, we are using IO card with 24 digital input, 16 relay outputs, 4 PWM outputs, high speed 2 c Mais

$1400 USD in 20 dias
(2 Comentários)
1.5
reachramhere

A proposal has not yet been provided

$1000 USD in 25 dias
(3 Comentários)
0.7
solitlv

Hi, I can propose complete electronic & FW parts of design as it is very close to the devices I've developed before. Device might be based either on AVR Mega or AVR32 series MCU. I can show my existing devices if Mais

$3333 USD in 30 dias
(0 Comentários)
0.0
gargster

I am working with lots of Embedded system Projects from 3+ years. I designed there hardware from scratch that is i designed there PCB using Open source, designed power supply for cortax ARM 9 board and lots of SM and l Mais

$1250 USD in 20 dias
(0 Comentários)
0.0
Morathi

A proposal has not yet been provided

$1250 USD in 20 dias
(0 Comentários)
0.0