Arduino

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HOWTO get help with your arduino project

by adafruit » Sat Aug 08, 2009 12:40 am

Last post by brimus « Sun Aug 28, 2011 8:37 pm

by adafruit » Sat Aug 08, 2009 12:40 am

4 Replies

53657 Views

Last post by brimus
Sun Aug 28, 2011 8:37 pm
"RTC lost confidence in the DateTime!" or "SSD1306 allocation failed", ask for help!

by MianQi » Mon Mar 17, 2025 12:12 am

Last post by MianQi « Mon Mar 17, 2025 12:12 am

by MianQi » Mon Mar 17, 2025 12:12 am

0 Replies

7 Views

Last post by MianQi
Mon Mar 17, 2025 12:12 am
Event controlled Ball valve, code help

by lsmith22015 » Wed Mar 12, 2025 11:18 am

Last post by ps_attochron « Thu Mar 13, 2025 2:38 pm

by lsmith22015 » Wed Mar 12, 2025 11:18 am

4 Replies

18 Views

Last post by ps_attochron
Thu Mar 13, 2025 2:38 pm
Adafruit NeoSlider I2C Q - slider color?

by unknown_prototype » Wed Mar 12, 2025 5:11 am

Last post by mikeysklar « Thu Mar 13, 2025 11:15 am

by unknown_prototype » Wed Mar 12, 2025 5:11 am

9 Replies

42 Views

Last post by mikeysklar
Thu Mar 13, 2025 11:15 am
new to arduino, font issues with transmission display

by Lewandom » Fri Mar 07, 2025 6:19 pm

Last post by Lewandom « Wed Mar 12, 2025 9:50 pm

by Lewandom » Fri Mar 07, 2025 6:19 pm

1 Replies

27 Views

Last post by Lewandom
Wed Mar 12, 2025 9:50 pm
Powerboost 1000c

by sgei » Tue Mar 11, 2025 11:32 am

Last post by sgei « Wed Mar 12, 2025 3:48 am

by sgei » Tue Mar 11, 2025 11:32 am

7 Replies

29 Views

Last post by sgei
Wed Mar 12, 2025 3:48 am
MAX31856 with different thermocouple cable measurements
1

2

by levifernandes00 » Thu Dec 26, 2024 10:09 am

Last post by adafruit_support_mike « Mon Mar 10, 2025 7:49 pm

by levifernandes00 » Thu Dec 26, 2024 10:09 am
21 Replies

94 Views

Last post by adafruit_support_mike
Mon Mar 10, 2025 7:49 pm
Need help with Adafruit M4 express + Airlift FeatherWing and Websocket

by adaFan2000 » Mon Mar 10, 2025 8:35 am

Last post by adaFan2000 « Mon Mar 10, 2025 8:35 am

by adaFan2000 » Mon Mar 10, 2025 8:35 am

0 Replies

10 Views

Last post by adaFan2000
Mon Mar 10, 2025 8:35 am
Feather M0 RFM69HCW Packet Radio

by DrakeBB » Wed Mar 05, 2025 5:27 pm

Last post by mikeysklar « Fri Mar 07, 2025 1:19 pm

by DrakeBB » Wed Mar 05, 2025 5:27 pm

6 Replies

28 Views

Last post by mikeysklar
Fri Mar 07, 2025 1:19 pm
Arduino with HX711

by cchjb » Wed Mar 05, 2025 3:03 pm

Last post by mikeysklar « Wed Mar 05, 2025 7:50 pm

by cchjb » Wed Mar 05, 2025 3:03 pm

1 Replies

16 Views

Last post by mikeysklar
Wed Mar 05, 2025 7:50 pm
MAX31865 Reading freeze when motor is running

by alexchen0816 » Wed Feb 26, 2025 7:35 pm

Last post by adafruit_support_mike « Mon Mar 03, 2025 3:02 pm

by alexchen0816 » Wed Feb 26, 2025 7:35 pm

3 Replies

28 Views

Last post by adafruit_support_mike
Mon Mar 03, 2025 3:02 pm
AS608 spams "Image Taken" when no finger is placed

by AlePirela » Sat Mar 01, 2025 9:37 am

Last post by adafruit_support_carter « Mon Mar 03, 2025 1:45 pm

by AlePirela » Sat Mar 01, 2025 9:37 am

1 Replies

24 Views

Last post by adafruit_support_carter
Mon Mar 03, 2025 1:45 pm
Arduino UNO r4 Wi-Fi + Adafruit Protomatter

by Ioto » Sun Mar 02, 2025 10:07 am

Last post by dastels « Mon Mar 03, 2025 1:06 pm

by Ioto » Sun Mar 02, 2025 10:07 am

5 Replies

40 Views

Last post by dastels
Mon Mar 03, 2025 1:06 pm
Adding a second I2C port to Feather M4 express

by SuperNova64 » Fri Feb 28, 2025 6:24 pm

Last post by T_Mo « Fri Feb 28, 2025 10:11 pm

by SuperNova64 » Fri Feb 28, 2025 6:24 pm

2 Replies

23 Views

Last post by T_Mo
Fri Feb 28, 2025 10:11 pm
RTC-PCF8563 and 0.91" OLED

by bert_jager » Fri Feb 28, 2025 10:44 am

Last post by mikeysklar « Fri Feb 28, 2025 12:31 pm

by bert_jager » Fri Feb 28, 2025 10:44 am

3 Replies

16 Views

Last post by mikeysklar
Fri Feb 28, 2025 12:31 pm
Board Suggestion for Audio Synthesis Project

by willpkberg » Thu Feb 27, 2025 10:55 am

Last post by mikeysklar « Thu Feb 27, 2025 12:21 pm

by willpkberg » Thu Feb 27, 2025 10:55 am

1 Replies

14 Views

Last post by mikeysklar
Thu Feb 27, 2025 12:21 pm
Documentation/Code for Anemometer Wind Speed Sensor w/Analog Voltage Output

by azngangsta » Wed Feb 26, 2025 5:08 pm

Last post by adafruit_support_carter « Thu Feb 27, 2025 11:24 am

by azngangsta » Wed Feb 26, 2025 5:08 pm

3 Replies

21 Views

Last post by adafruit_support_carter
Thu Feb 27, 2025 11:24 am
Arduino suggestions

by mypantera » Wed Feb 26, 2025 2:56 pm

Last post by adafruit_support_bill « Wed Feb 26, 2025 4:21 pm

by mypantera » Wed Feb 26, 2025 2:56 pm

1 Replies

16 Views

Last post by adafruit_support_bill
Wed Feb 26, 2025 4:21 pm
Arduino Wiring Jetpack Lights and Sound (Battery, 2 amps, 3 speakers, 2x 61 led neopixel rings & 5V motor)

by MT_Space » Wed Feb 26, 2025 11:24 am

Last post by MT_Space « Wed Feb 26, 2025 12:25 pm

by MT_Space » Wed Feb 26, 2025 11:24 am

2 Replies

14 Views

Last post by MT_Space
Wed Feb 26, 2025 12:25 pm
Adafruit TFT Feather ESP32-S3 upload help.

by treize » Fri Feb 21, 2025 2:59 pm

Last post by adafruit_support_carter « Tue Feb 25, 2025 6:06 pm

by treize » Fri Feb 21, 2025 2:59 pm

7 Replies

57 Views

Last post by adafruit_support_carter
Tue Feb 25, 2025 6:06 pm
FTM RTT Support

by myeli » Tue Feb 25, 2025 2:35 pm

Last post by myeli « Tue Feb 25, 2025 5:01 pm

by myeli » Tue Feb 25, 2025 2:35 pm

2 Replies

15 Views

Last post by myeli
Tue Feb 25, 2025 5:01 pm
AS608 worked fine, then "Did not find fingerprint sensor :("

by AlePirela » Tue Feb 25, 2025 8:33 am

Last post by AlePirela « Tue Feb 25, 2025 3:54 pm

by AlePirela » Tue Feb 25, 2025 8:33 am

2 Replies

45 Views

Last post by AlePirela
Tue Feb 25, 2025 3:54 pm
Error reading pin 5 of ItsyBitsy nRF52840 Express using Arduino.

by mikeysklar » Sat Feb 22, 2025 11:09 am

Last post by T_Mo « Sat Feb 22, 2025 9:46 pm

by mikeysklar » Sat Feb 22, 2025 11:09 am

2 Replies

20 Views

Last post by T_Mo
Sat Feb 22, 2025 9:46 pm
Adaboot Bootloader for 328P?

by zonxs7 » Tue Feb 18, 2025 4:09 am

Last post by mikeysklar « Wed Feb 19, 2025 8:26 pm

by zonxs7 » Tue Feb 18, 2025 4:09 am

3 Replies

16 Views

Last post by mikeysklar
Wed Feb 19, 2025 8:26 pm
Circuit on indicator

by gpoley » Tue Feb 18, 2025 5:55 pm

Last post by adafruit_support_bill « Wed Feb 19, 2025 10:01 am

by gpoley » Tue Feb 18, 2025 5:55 pm

3 Replies

14 Views

Last post by adafruit_support_bill
Wed Feb 19, 2025 10:01 am
MMC5603 Magnetometer only reading -3276.80 uT

by Aziz_Umarov » Tue Feb 18, 2025 1:53 pm

Last post by T_Mo « Tue Feb 18, 2025 6:36 pm

by Aziz_Umarov » Tue Feb 18, 2025 1:53 pm

2 Replies

14 Views

Last post by T_Mo
Tue Feb 18, 2025 6:36 pm
Read back data from SD card on DataLogging Shield

by antedeluvian » Mon Feb 17, 2025 5:00 pm

Last post by dastels « Mon Feb 17, 2025 7:28 pm

by antedeluvian » Mon Feb 17, 2025 5:00 pm

1 Replies

10 Views

Last post by dastels
Mon Feb 17, 2025 7:28 pm
Libraries

by rob1956 » Fri Feb 14, 2025 9:02 pm

Last post by Franklin97355 « Sun Feb 16, 2025 3:05 am

by rob1956 » Fri Feb 14, 2025 9:02 pm

2 Replies

27 Views

Last post by Franklin97355
Sun Feb 16, 2025 3:05 am
How to get 3 Serial Arduino ports on Feather M4

by Numn » Fri Feb 14, 2025 1:00 am

Last post by westfw « Fri Feb 14, 2025 6:15 am

by Numn » Fri Feb 14, 2025 1:00 am

2 Replies

15 Views

Last post by westfw
Fri Feb 14, 2025 6:15 am
Neotrillis M4x4

by sam51279 » Thu Feb 13, 2025 6:20 am

Last post by dastels « Thu Feb 13, 2025 8:54 am

by sam51279 » Thu Feb 13, 2025 6:20 am

1 Replies

8 Views

Last post by dastels
Thu Feb 13, 2025 8:54 am
SD CARD ISSUE - Adafruit Data-Logging sheild

by agrim1 » Tue Dec 31, 2024 1:37 pm

Last post by dastels « Mon Feb 10, 2025 2:16 pm

by agrim1 » Tue Dec 31, 2024 1:37 pm

9 Replies

65 Views

Last post by dastels
Mon Feb 10, 2025 2:16 pm
AS7262 SPI code

by Antoninm84 » Mon Feb 10, 2025 6:55 am

Last post by mikeysklar « Mon Feb 10, 2025 10:33 am

by Antoninm84 » Mon Feb 10, 2025 6:55 am

1 Replies

16 Views

Last post by mikeysklar
Mon Feb 10, 2025 10:33 am
Writing a string to a Adafruit 1.2" 4-Digit 7-Segment Display w/I2C Backpack

by Bob4K » Fri Feb 07, 2025 6:27 pm

Last post by Bob4K « Fri Feb 07, 2025 11:20 pm

by Bob4K » Fri Feb 07, 2025 6:27 pm

4 Replies

27 Views

Last post by Bob4K
Fri Feb 07, 2025 11:20 pm
Issue with Feather M0 Adalogger version B

by AlainB » Fri Feb 07, 2025 7:56 am

Last post by adafruit_support_carter « Fri Feb 07, 2025 3:21 pm

by AlainB » Fri Feb 07, 2025 7:56 am

3 Replies

20 Views

Last post by adafruit_support_carter
Fri Feb 07, 2025 3:21 pm
Using a Potentiometer and a PCA9685 to control a servo

by BiggWigg » Sun Feb 02, 2025 5:53 pm

Last post by adafruit_support_bill « Mon Feb 03, 2025 7:50 pm

by BiggWigg » Sun Feb 02, 2025 5:53 pm

3 Replies

51 Views

Last post by adafruit_support_bill
Mon Feb 03, 2025 7:50 pm
Momentary switch sending 2 midi commands

by eciramella » Sun Jan 26, 2025 2:47 pm

Last post by eciramella « Sat Feb 01, 2025 6:10 pm

by eciramella » Sun Jan 26, 2025 2:47 pm

4 Replies

33 Views

Last post by eciramella
Sat Feb 01, 2025 6:10 pm
adafruit 32u4

by RuniedIt » Fri Jan 31, 2025 7:09 pm

Last post by Franklin97355 « Sat Feb 01, 2025 5:52 am

by RuniedIt » Fri Jan 31, 2025 7:09 pm

1 Replies

16 Views

Last post by Franklin97355
Sat Feb 01, 2025 5:52 am
Pir to activate next track when triggered

by Loccusst » Thu Jan 30, 2025 3:37 pm

Last post by dastels « Thu Jan 30, 2025 11:42 pm

by Loccusst » Thu Jan 30, 2025 3:37 pm

1 Replies

23 Views

Last post by dastels
Thu Jan 30, 2025 11:42 pm
CIRC17 in Experiment Guide fixed (for me)

by LeonidOne » Thu Jan 30, 2025 5:50 pm

Last post by LeonidOne « Thu Jan 30, 2025 5:50 pm

by LeonidOne » Thu Jan 30, 2025 5:50 pm

0 Replies

9 Views

Last post by LeonidOne
Thu Jan 30, 2025 5:50 pm
Rotary Encoder in Circuit Python non-linear behavior
1

2

by Dallfoll » Sat Jan 18, 2025 3:31 am

Last post by Dallfoll « Thu Jan 30, 2025 5:09 am

by Dallfoll » Sat Jan 18, 2025 3:31 am
22 Replies

131 Views

Last post by Dallfoll
Thu Jan 30, 2025 5:09 am
driver help?!

by odd_get_evened » Mon Jan 27, 2025 6:33 pm

Last post by odds_get_evened « Wed Jan 29, 2025 6:47 am

by odd_get_evened » Mon Jan 27, 2025 6:33 pm

4 Replies

35 Views

Last post by odds_get_evened
Wed Jan 29, 2025 6:47 am
Buttons and Feathers

by alexjq13 » Tue Jan 28, 2025 4:59 pm

Last post by dastels « Tue Jan 28, 2025 6:51 pm

by alexjq13 » Tue Jan 28, 2025 4:59 pm

1 Replies

10 Views

Last post by dastels
Tue Jan 28, 2025 6:51 pm
SPIFlash Library using SPI (not QSPI)

by ZZwanzig » Tue Jan 28, 2025 5:10 pm

Last post by ZZwanzig « Tue Jan 28, 2025 5:10 pm

by ZZwanzig » Tue Jan 28, 2025 5:10 pm

0 Replies

19 Views

Last post by ZZwanzig
Tue Jan 28, 2025 5:10 pm
ESP32 Webradio - update OLED display without interrupting the stream

by Dallfoll » Fri Jan 24, 2025 3:24 am

Last post by mikeysklar « Mon Jan 27, 2025 11:46 am

by Dallfoll » Fri Jan 24, 2025 3:24 am

3 Replies

47 Views

Last post by mikeysklar
Mon Jan 27, 2025 11:46 am
4-Digit 7 Segment Display with I2C Backpack

by fishysam » Fri Jan 24, 2025 1:43 am

Last post by Franklin97355 « Fri Jan 24, 2025 6:10 am

by fishysam » Fri Jan 24, 2025 1:43 am

1 Replies

15 Views

Last post by Franklin97355
Fri Jan 24, 2025 6:10 am
Many problems with Arduino Nano ESP32 (Serial Port)

by NozzoPozzo » Tue Jan 21, 2025 4:02 am

Last post by NozzoPozzo « Wed Jan 22, 2025 3:24 am

by NozzoPozzo » Tue Jan 21, 2025 4:02 am

2 Replies

151 Views

Last post by NozzoPozzo
Wed Jan 22, 2025 3:24 am
ARDUINO MEGA WINC1500 SHHIELD NO SD DETECTED
1

2

by Omnidrive » Wed Jan 01, 2025 5:01 am

Last post by adafruit_support_bill « Tue Jan 21, 2025 4:37 pm

by Omnidrive » Wed Jan 01, 2025 5:01 am
19 Replies

61 Views

Last post by adafruit_support_bill
Tue Jan 21, 2025 4:37 pm
Musicmaker shield board compatibilty

by jimbov » Sun Jan 19, 2025 12:34 am

Last post by adafruit_support_carter « Mon Jan 20, 2025 1:24 pm

by jimbov » Sun Jan 19, 2025 12:34 am

1 Replies

11 Views

Last post by adafruit_support_carter
Mon Jan 20, 2025 1:24 pm
Undefined refence to SSD1306 and GFX libraries

by Engineer_Dad » Sun Jan 19, 2025 8:59 am

Last post by mikeysklar « Mon Jan 20, 2025 11:18 am

by Engineer_Dad » Sun Jan 19, 2025 8:59 am

1 Replies

63 Views

Last post by mikeysklar
Mon Jan 20, 2025 11:18 am
Signal processing unit support Arduino Post

by Tedfury » Mon Jan 20, 2025 7:06 am

Last post by adafruit_support_bill « Mon Jan 20, 2025 8:04 am

by Tedfury » Mon Jan 20, 2025 7:06 am

1 Replies

13 Views

Last post by adafruit_support_bill
Mon Jan 20, 2025 8:04 am

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