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Type: Posts; User: dreamtale

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  1. Closed: Re: DS1307 can not read and write time in arduino.

    Thanks,I do not have an oscilloscope,I will use Logic Analyzers to test it.
  2. Closed: DS1307 can not read and write time in arduino.

    hello everyone
    In mid-November, I have designed a shield based on arduino.I have wrote two posts in DIY Area.https://www.edaboard.com/thread326190.html and...
  3. Closed: Re: My first shield back,Integrates a variety of sensors.

    Unfortunately, after I finished my first piece of solder PCB, I found that I using the wrong solder paste.
  4. Closed: Re: My first shield back,Integrates a variety of sensors.

    My IC back, but I bought the wrong chip. This weekend I will weld them.
  5. Closed: My first shield back,Integrates a variety of sensors.

    I had received a lot of advice.They point out my mistakes to help me improve.I am very grateful to them.After a modification over time, I sent my gerber files Smart-prototyping and production. I...
  6. Closed: Re: Need to send messages wirelessly to a POV Clock

    Most of the Bluetooth module is SMD. But any course you can find some use the adapter plate module, they can be used directly on the through-holes.I recommend HM10 Bluetooth, you can find in ebay.
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    Closed: Re: pov on a table fan within 8-10$

    Well, low-cost chips and cheap labor power to make more and more goods commoditization. Maybe later I'll buy some components from India or something like that. Before this, I have been buying...
  8. Closed: arduino shield with magnetometer,clock,and OLED

    hello everyone
    I want to make an arduino shield with display, also I want to integrate more functions. But now I have no more good ideas. Here are some simple function I want to achieve.
    First is...
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    Closed: AVR/51 ISP programmer

    hello everyone
    Today, this is my first time post here, rather than replies. I am very happy to come to this forum to learn more knowledge of electronics.I share a project I've ever done,...
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    Closed: Re: pov on a table fan within 8-10$

    hi
    I've seen POV mounted on a bicycle, riding a bicycle at night when very dazzling. My friend who live in shenzhen told me, the cost is only $ 7.I really don’t know why.
    Thanks
  11. Closed: Re: Multifunction MP3 based on STM32 and UCOSII

    oh,it's really good.Can you provide the code and others information about the Mp3.I think There may be a lot to learn.
    Thanks
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    Re: [MOVED] Meeting with a PCB manufacturer

    hi
    I think some of the large PCB manufacturers will have a good service, it is important to confirm the contract and the parties responsible.
    Thanks
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    Closed: Re: question about nokia 3310 library

    Hi
    Here is a nokia 5110 LCD library based on arduino, as far as I know, nokia3310 and 5110 are mostly the same. Maybe helpful.You can very simply transfer it to PIC.Good luck for you.
    Thanks...
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    Closed: Re: My line follower robot

    hi
    If you want to get a higher speed, I suggest you lengthening the appropriate distance between the sensor and the car,Using more sensors that can help you better access path.
    Thanks
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    Closed: Re: An electronic board with GPS and GPRS

    hi
    http://wm.sim.com/producten.aspx?id=1024,this page will help you,sim908 is a very powerful module, support GSM/GPRS/GPS,
    It is compatible with the AT command.
    Thanks
  16. Closed: Re: Need to send messages wirelessly to a POV Clock

    hi
    Your key is how to achieve a simple and reliable wireless communication, there are many integrated Bluetooth module on the market today, they usually do not require programming. Are connected...
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    Re: switching to arm microcontroller

    hi
    I think the STM32 is the best choice,It is very rich in resources, both libraries, examples, development board. Its price is very cheap, very suitable for use in the project.
    Thanks
  18. Closed: Re: What are Device Drivers in STm32 .How to use them

    Hi angy
    First, you need a suitable development environment, you need to install the iar for arm or keil for arm on your computer.Both software I have used, I think keil would be better.Of...
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    Closed: Re: CPU Fan controller using PIC16F877A

    Hi
    I think it‘s a good idea,May be used in other projects require cooling.I think it is more suitable for semiconductor refrigeration tablet.
    Anyway,very good project.
    Thanks
    dreamtale
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