Wifi communication with microcontroller

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Discussion Overview

The discussion revolves around selecting appropriate devices for establishing WiFi communication between a PC and a microcontroller (MCU) for a project that involves displaying messages on an LCD. Participants explore various options for MCUs and wireless modules, as well as considerations for project requirements.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant seeks suggestions for devices to facilitate WiFi communication and the type of MCU needed for their project.
  • Another participant questions what devices have been considered and the reasons for any doubts about them.
  • A participant mentions the Black Widow, an Arduino-compatible board with a wireless module, but expresses uncertainty about the specific components that have been changed.
  • Discussion includes the MRF24WB0MA wireless module, which connects to PIC microcontrollers via a 4-wire SPI interface, with a request for advice on which option would be sufficient and less complicated.
  • One participant suggests that determining the sufficiency of options is challenging without knowing specific project requirements such as range, power, size, price, or latency.
  • This participant also recommends avoiding wireless links for simplicity, but if wireless is necessary, to choose products with strong support and documentation due to potential complications.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the best devices or approaches for the project, and multiple competing views regarding the use of wireless communication and specific hardware options remain unresolved.

Contextual Notes

Limitations include the lack of detailed project requirements, which affects the ability to recommend specific devices or solutions. There are also unresolved questions about the compatibility and functionality of suggested components.

Who May Find This Useful

This discussion may be useful for individuals interested in microcontroller projects involving wireless communication, particularly those seeking advice on hardware selection and project planning.

maestro63
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Hi, I'm doing a project to send messages from a PC to a micro controller using WiFi. The MCU will intern display the message on an LCD. I have doubts about what devices I should buy to make the wifi communication and also what type of MCU I need to buy?...Any suggestions...
 
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What are the devices found so far and why do you doubt them?
 
I have done some research but haven't found any devices so far and I needed suggestions on which MCU comes with wireless module or do I need to buy the wireless module separately??...I only need to send a maximum of 32 characters message since the LCD is 2 by 16.
 
actually I found out I can use Black Widow which is an "Arduino Duemilanove compatible clone but it has some components switched out for surface mount equivalents to free up space for the wireless module" http://www.seeedstudio.com/depot/blackwidow-10-p-613.html?cPath=79_82...I am not sure which components have been switched..

Also found out on MRF24WB0MA wireless module which is connected to PIC microcontrollers via a 4-wire SPI interface...so which option should be sufficient and less complicated to implement my project??...thanks
 
I think it will be difficult for anyone here to judge which will be sufficient as we don't know the requirements of the project. For example, is there a range, power, size, price, or latency requirement (to name a few)?

I guess my first suggestion would be to avoid wireless links. Especially if you want to keep the project simple.

And if it absolutely must be wireless, go with whatever product comes with the best support and documentation because you're definitely going to need it. Wireless links, and their drivers, have a way of breaking in ways you wouldn't expect.
 

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