Questions tagged [feather]
The Adafruit Feather are a complete line of development boards from Adafruit that are both standalone and stackable. They're able to be powered by lipo batteries for on-the-go use or by their micro-USB plugs for stationary projects. Feathers are flexible, portable, and as light as their namesake.
25 questions
3 votes
2 answers
169 views
Why are there extra steps on DAC output?
Testing the DAC on the Feather M4 Express (SAMD51 microcontroller). Tried to generate a square wave with the DAC. void setup() { analogWriteResolution(12); } void loop() { analogWrite(A0, 0); ...
- 133
1 vote
0 answers
54 views
Feather M0 RFM69 serial over radio IP over serial works for UDP packets but fails for TCP sessions
I'm trying to build a serial over radio transmitter module using two Feather M0 boards with RFM69HCW chips on board. As a test I'm trying to run a slip IP over serial session. This seems to work ...
- 11
0 votes
1 answer
303 views
Feather M0 doesn't show up as a COM or Serial port
I am trying to upload a simple blink program on my Adafruit Feather M0 Radio with LoRa Radio Module to ensure that it connects to my PC. So far, I have: Gone through 4 data cables Tested for ...
- 11
3 votes
2 answers
521 views
Why isn't pin 6 on my Adafruit Feather RP2040 being sent high when I ask it to?
I have an Adafruit Feather RP2040 (pinouts) connected via pin 6 to a relay. The code (below) triggers the relay when a separate color sensor returns "enough" red values. The color sensor ...
- 169
5 votes
1 answer
351 views
MacBook + BLE Microcontroller Incompatibility?
I've programmed an Adafruit Feather nRF52840 board to send MIDI signals to my computer via BLE. I can confirm that the board pairs successfully with an Android phone and a Windows PC, but my laptop (...
- 51
1 vote
0 answers
792 views
display.begin(); function breaks working code
I've been setting up a system using an Arduino Uno board that reads from both an Adafruit MPU6050 6-way gyroscope and accelerometer and an Adafruit NAU7802 connected to a load sensor. I have code for ...
2 votes
1 answer
64 views
Having issues understanding what "#define GET_STATUS" does
I am trying to use a Waveshare 4.2inch e-paper display with an Adafruit Feather Adalogger M0, but am having issues with two separate instances of #define GET_STATUS being defined differently in ...
- 23
0 votes
1 answer
247 views
Troubleshooting UART communication between nano 33 ble sense r2 and Adafruit Feather 32u4 with LoRa Radio Module
I've tried connecting the gnd's for both the boards and have connected rx to tx and vice versa in both the boards. I've powered both by batteries, and I'm trying to get sensor data from the nano, and ...
- 3
0 votes
0 answers
206 views
Adafruit Feather M0 WiFi - ATSAMD21 + ATWINC1500 Firmware updater
I have a Adafruit Feather M0 WiFi - ATSAMD21 + ATWINC1500 that indicates the firmware installed is too old for the Wifi101 library (Version 0.16.1). I have been trying to do a firmware update but ...
- 263
1 vote
0 answers
68 views
How to prevent the application code from getting stuck in forever loop when using SerialFlash library in Arduino-Adafruit framework
I have been working on a project that runs on Adafruit's Bluefruit nRF52 board. I used the SerialFlash library for Arduino provided by Paul Stoffregen: https://github.com/PaulStoffregen/SerialFlash....
3 votes
1 answer
1k views
ESP8266 - Can't upload or use Serial Monitor - Ubuntu 22.04 LTS
When trying to use the ESP8266 Node MCU or Multiple Feather Huzzah's I get the following error. I can program Arduino Uno & Mega without issue. warning: espcomm_sync failed error: espcomm_open ...
- 61
0 votes
0 answers
189 views
Adafruit feather helium integration
So I have an adafruit feather M0 LoRa 900 MHz and try to connect it to a helium hotspot (add to my helium console). For that I use the official helium documentation provided by helium and I get to the ...
- 11
0 votes
2 answers
83 views
Having issues Connecting to a web server and pulling the data back
I have some arduino code where I am trying to pull information from four different locations. Three are working great and the fourth I am not getting any response. These two strings work perfect in a ...
- 19
1 vote
1 answer
288 views
How can I get a Faster boot with the Adafruit Feather SAMD21?
The Adafruit Feather SAMD21 takes about two seconds from power being supplied to when setup() starts running. How can I shorten that time so that setup() will run sooner? I measure this time using a ...
- 170
1 vote
2 answers
218 views
Adafruit Featherwing Latching Relay lamp switch
I am brand new to Arduino. So I apologize in advance if I have missed the information I am looking for. I have looked for hours and cannot find any help with a Adafruit Featherwing Latching Relay(#...
- 21