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A microcontroller board based on the ATmega2560 or 1280 chip. Use this tag for questions specifically regarding the Mega, and not just general Arduino usage.

2 votes
3 answers
2k views

Smaller version of the Mega

I'm currently working on a Arduino Mega (GPS + IMU + SD card logging + BT). I need the Mega for extra memory and serial port. I would like to transition to something with a smaller form factor now. I …
O.K.'s user avatar
  • 209
6 votes
3 answers
13k views

Arduino Hardware serial library with rts/cts flow control support

Does there exist (any user developed etc.) version of the Hardware UART serial library that has support for RTS/CTS based flow control? More interested in the Tx side (Arduino sends data, while the p …
O.K.'s user avatar
  • 209
1 vote
0 answers
2k views

Arduino Bluetooth data (large data files) transfer efficiency using HC05 module

Im using an HC-05 Bluetooth module connected to my Arduino MEGA. The Arduino has an SD card with some data files stored (sensor readings). After the sensor readings are done, the Arduino then connects …
O.K.'s user avatar
  • 209
1 vote
1 answer
2k views

Migrating from ATMega2560 to ARM based -- Teensy vs Due?

I currently have a project that is working on an AtMega2560 platform (heavily derived off the Arduino Mega). It mainly involves a GPS module and SD card. Going forward I am looking to add a few more …
O.K.'s user avatar
  • 209