Questions tagged [adafruit]

Adafruit Industries is an open-source hardware company founded by Limor Fried in 2005. Use this tag to mention issues with Adafruit products or tutorials.

Filter by
Sorted by
Tagged with
3
votes
1answer
5k views

Arduino with WS2812 using Adafruit NeoPixel library fade in/out different patterns

Hey all I have been trying to figure out a way to random set patterns for my fade in/ out code below: int PIN = 3; int totalLEDs = 11; int ledFadeTime = 5; Adafruit_NeoPixel strip = ...
4
votes
3answers
11k views

Why is my Adafruit motor shield not spinning my motors?

I'm using the Adafruit Motor Shield v2.3. I'm powering the Arduino with a USB cable and I'm powering the motor shield with a 9 volt battery. I removed the vin pin, and I'm using this tutorial/code to ...
3
votes
2answers
103 views

Stacking 3 of the same shields on top of each other and instructing them in sync

Context: I have an audio track separated into individual channels grouped by frequency and speaker location. I need to play all three of these channels simultaneously and perform instructions like ...
2
votes
2answers
170 views

Problem with wrapping Adafruit Motor Controller function calls in a class

I'm working on an Arduino robot and I ran into a problem when reorganizing my code. I have an Adafruit Motor Shield v2.3 connected to an Arduino Uno. My robot can be controlled using a bluetooth ...
1
vote
1answer
2k views

After restoring the BNO055 offsets to the sensor the calibration values are all 0

Board: ESP32 Script: restore_offsets.ino from Adafruit's BNO055 library The only difference is I am storing the information in ESP's NVS using the Preferences Library Code #include <Wire.h> #...
1
vote
0answers
34 views

Can anyone find out why when I run this code for a GPS and BME680 sensor I have no errors but nothing happens

Here is the code #include <Wire.h> #include <SPI.h> #include <Adafruit_Sensor.h> #include "Adafruit_BME680.h" #include <SoftwareSerial.h> #define BME_SCK 13 #define ...
1
vote
1answer
993 views

How to scale a bitmap (uint8_t array) in Arduino?

So I have a project where I send text to an Arduino, which is then printed out as a QR code on a thermal printer that can take a bitmap image with a given width and height. Is there a way I can "...
1
vote
1answer
1k views

Arduino Motor Shield and Adafruit CC3000 WiFi Shield Compatibility

My question is similar to this one: Motor shield and wireless transceiver compete for same pins But not exactly the same! I would like to know if the solution is as practical, though. I have an ...
0
votes
2answers
615 views

Pro Mini 5v with Adafruit motor shield v1 power sharing problems

I am trying to convert a RC car into autonomous car using Arduino Pro Mini 5v 16 Mhz. I have done this with UNO and Adafruit motor shield 1.0 with 4 gear motors and one micro servo for mounting range ...
0
votes
1answer
251 views

Running Arduino code for Bluefruit LE on bare ATMega328

I need to hook up Bluefruit LE Breakout (nRF8001-based) to ATMega328 chip (to use it as wireless UART), and it seems like the library provided is for Arduino. What I have is just bare ATMega328 (note ...