Port expanders via i2c

I need you to develop some software for me. I would like this software to be developed for Linux using Python.

I need a script to solve the below problem :

I am using raspberry pi 2, and when i connect 8 port expanders of type ( MCP23017 ) via i2c bus, i start having them working unstably , and receive some error msgs stating , the address of this chip is not in range ....

Habilidades: Programação C, Linux, Python, Arquitetura de software

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Acerca do Empregador:
( 0 comentários ) Egypt

ID do Projeto: #14072699

7 freelancers are bidding on average $20 for this job


FREELANCER RECOMMENDED ------------------------------------------------------ Can help... I am an Expert... Lets Start! Please start a Discussion with me and we can get started from there... Please check the past p Mais

$25 USD em 1 dia
(37 Comentários)

Hi Did you connect the pull-up resistors at the both I2C lines? 4.7k to +V? This might help. Best regards, Dennis

$25 USD em 1 dia
(19 Comentários)

Hello, Greetings!!! Hope you are doing great..!! I have carefully reviewed the requirement. I am very much interested in this project and would like to work with you on your important project. Kindly share the d Mais

$25 USD in 10 dias
(3 Comentários)

Hello. You must first understand the error you have in the program or in the hardware? Or maybe you have unstable connections? Also it is unclear for what reasons it can be. I can give you free advice to switch from Mais

$30 USD em 1 dia
(0 Comentários)

i have two years of experience in unix and linux in [url removed, login to view] i can do this project as per your requirement

$15 USD em 1 dia
(0 Comentários)

Hello, My name is ishtiyaq, I am certified python expert I have 6 years+ experience in python language and I have completed 100+ projects using python .. Expertise : Python, Django, Django-Rest- Framework and many pyth Mais

$10 USD in 3 dias
(0 Comentários)

Hi, this is Zubair. I am a python expert with 3 years of experience . i have completed many projects in python. i have gone through your project and would love to work on it. Rest we can have a detailed discussion over Mais

$10 USD em 1 dia
(0 Comentários)