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Questions tagged [arduino-setup]

The tag has no usage guidance.

2
votes
3answers
65 views

Multiple .ino files in the same sketch [closed]

Yeah yeah, I know people ask this type of thing a lot, but I couldn't find an answer anywhere. I understand that you can have multiple .ino files in one sketch, but I don't just want functions and ...
0
votes
2answers
49 views

Rescuing an Arduino With a Broken Setup()

I may have bricked my Arduino Pro Micro by writing a broken code into the setup() function. When I plug my Pro Micro into my PC, I see it register a COM port for a brief moment before it disappears. ...
1
vote
1answer
382 views

I need help setting up my Arduino Uno with the port [duplicate]

I'm using a Windows computer, and if I recall correctly I installed the IDE using the installer, so I probably don't need to manually install the drivers. However, I can't figure out how to set up the ...
1
vote
0answers
74 views

How can I use delimiter/split serial input in a loop function?

How can I use delimiter/split serial input in a loop function? I want to use each word from the input and check a database, to check availability. #include SoftwareSerial.h> #define ...
0
votes
3answers
188 views

Generating random pattern on startup

I'm trying to get an arduino to generate a random pattern in a neopixel grid every time you restart it. But I only get the same number sequence generated each time. What I'm doing wrong? Here's the ...
0
votes
1answer
680 views

Arduino as switch for external circuit

I am trying to use the Arduino as a switch for an external circuit. I first thought about using a shift register, but this wont allow me to switch the external circuit. Here is a little sketch of ...
0
votes
2answers
151 views

How to handle an error in setup()

What is the "proper" way to handle an error during setup on an Arduino -- for example some attached component is missing or returning an error code or invalid response? The setup() function returns ...