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9 votes
1 answer
3k views

How can a 5v Uno talk to a 3.3v Due?

I currently have an Uno (which operates at 5v), and I'm looking at buying a Due (which only operates at 3.3v). I'd like to make them communicate via Serial or SPI or similar, but presumably connecting ...
Peter Bloomfield's user avatar
6 votes
1 answer
46k views

How do I read from /dev/ttyACM0 in Linux without a terminal emulator?

I just bought an Arduino Due and I'm having trouble reading from a simple serial IO program. I have a SparkFun RedBoard which is like an Uno. With that, I just ran a "stty" command to configure the ...
Metamorphic's user avatar
2 votes
2 answers
4k views

Python - Arduino communication not reliable

I'm trying to establish basic communication between python and my arduino due. I have managed to get a message sent to the arduino and sent back, but the code that achieves this task does not give ...
cpoole's user avatar
  • 51
1 vote
1 answer
3k views

Arduino Serial.write sending more than 64 bytes

I am using an Arduino Due to collect a large amount of data from an encoder (about 1kb). Afterwards I need to send the collected data to a C# application I wrote over the serial port. I serialized my ...
user avatar
1 vote
0 answers
1k views

Arduino Due and BNO055

For a physical activity monitoring project, I am developing a prototype based on an Arduino Due and several IMUs (BNO055 from Bosch). I have to collect the data from the sensors simultaneously (3 for ...
BunkSB's user avatar
  • 61
1 vote
1 answer
211 views

Dealing with USB Unplugging?

The following code, debugs SerialUSB Native Port, plugged to a PC, and connected through a Terminal Monitor (such as Termite, with any bps, 8N1, RTS/CTS). At start, the ports seeks for communication, ...
Brethlosze's user avatar
0 votes
3 answers
18k views

Simultaneously reading data from multiple serial ports

I have three sensors latched on to three different Arduino devices. The respective Arduino devices are connected on to an Arduino Mega on Serial1, Serial2 and Serial3. The data from each device ...
dada's user avatar
  • 127