can't see the 2560 board

-

hi,
recently have purchased white freaduino mega2560 board elecfreak.
when connect, can see old uno board on ide port,
but when connect new mega 2560 board,
and select mega 2560 board tools menu,
i not see board on com port.
tried other ports of laptop.
my latest version of ide 1.8.0.
any suggestions please ?
thank you.
-arun karkare

if board has ch340g, may need drivers it.
see previous forum posts more info.


Arduino Forum > Using Arduino > Programming Questions > can't see the 2560 board


arduino

Comments

Post a Comment

Popular posts from this blog

sd card Could not find FAT16/FAT32 partition [solved]

-
Image
hi, while checking sd card connection, the error message shown below: initializing sd card...wiring correct , card present. card type: sdhc could not find fat16/fat32 partition. make sure you've formatted card --------------------------------- how can fix problem? i've bought micro sd card (samsung microsdxc) don't think it's problem of old version.. thanks help! which version of sd library using(can checked @ sketch > include library > manage libraries... )? there issue 1.1.0 1.1.1 should fix it. Arduino Forum > Using Arduino > Storage > sd card Could not find FAT16/FAT32 partition [solved] arduino
Read more

Sketch upload fails with Java error (___REMOVE___/bin/avrdude)!

-
hi, i'm getting same error despite have tried 2 boards , done arduino reinstall in windows 7 machine! while trying update "bareminimum" in verbose mode: code: [select] arduino: 1.8.0 (windows 7), board: "arduino/genuino uno" sketch uses 450 bytes (1%) of program storage space. maximum 32256 bytes. global variables use 9 bytes (0%) of dynamic memory, leaving 2039 bytes local variables. maximum 2048 bytes. ___remove___/bin/avrdude -c___remove___/etc/avrdude.conf -v -patmega328p -carduino -pcom8 -b115200 -d -uflash:w:c:\users\rui\appdata\local\temp\arduino_build_445303/bareminimum.ino.hex:i java.io.ioexception: cannot run program "___remove___/bin/avrdude": createprocess error=2, system cannot find file specified  at java.lang.processbuilder.start(processbuilder.java:1048)  at processing.app.helpers.processutils.exec(processutils.java:26)  at cc.arduino.packages.uploader.executeuploadcommand(uploader.java:129)  at cc.arduino.p...
Read more

DHT11 Time out error using v0.4.1library

-
Image
i'm struggling dht11 sensor work on arduino. code compiles without problems in serial monitor output keep on getting " read sensor: time out error" i've tried multiple libraries, adafruit etc still none of them worked. set serial monitor same speed (115200) didn't fix problem.  i'm using:  mega2560  dht11 temp+hum sensor windows10 x64 arduino 1.6.9 library dht11.h v0.4.1 source:  http://playground.arduino.cc/main/dht11lib wiring : blue = gnd yellow = 2 red = 5v (also see picture)  my code:    code: [select] #include <dht11.h> // //   file:  dht11_test1.pde // purpose: dht11 library test sketch arduino // //celsius fahrenheit conversion double fahrenheit(double celsius) {   return 1.8 * celsius + 32; } // fast integer version rounding //int celcius2fahrenheit(int celcius) //{ //  return (celsius * 18 + 5)/10 + 32; //} //celsius kelvin conversion double kelvin(double celsius) {   return ...
Read more