Arduino Mega

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Im using 2 sensors but got poor frequency on Arduino Uno and decicded to switch to Mega since it supports multiple communications at once This code works perfectly fine on

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I got the recommendation of updating my Arduino board s firmware So I connected my board to my pc and opened Arduino IDE It said that the Arduino Mega or Mega 2560 on

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I m working on a project in which I use a lot of the pins on the Arduino I have run out of most of the pins and and I need to read the value of a push button Is it possible to read

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How can I declare multiple serial ports for Arduino Mega as it has been in the example below include lt SoftwareSerial h gt SoftwareSerial mySerial 18 19 RX TX

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Are you resetting the arduino while the sd card is busy Perhaps the socket on its module is not suitable for 5v Perhaps you use a breadboard Perhaps the wires are too long Perhaps the

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I need to define a pin as output for relay module but when i do it in setup section relay is activated low 0 automatically then i deactivated immediately with coding

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2 How much current can I put through the pins of an Arduino Mega at the same time The situation I am building a 7x7x7 LED cube and my plan was to multiplex in 7 layers

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This page https store arduino cc usa mega 2560 r3 contains an image under the Documentation section which shows digital pins 10 to 13 with labels SS MOSI MISO and SCK

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I m wondering if I can run Arduino mega on 5V power supply even though it s recommended for 6 12V USB has only 5V right will it be a problem I expect to draw quite a