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

53624 Views

Last post by brimus
Sun Aug 28, 2011 8:37 pm
Rotary Encoder in Circuit Python non-linear behavior

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

Last post by T_Mo « Fri Jan 24, 2025 2:51 pm

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

12 Replies

47 Views

Last post by T_Mo
Fri Jan 24, 2025 2:51 pm
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

4 Views

Last post by Franklin97355
Fri Jan 24, 2025 6:10 am
ESP32 Webradio - update OLED display without interrupting the stream

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

Last post by Dallfoll « Fri Jan 24, 2025 3:24 am

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

0 Replies

3 Views

Last post by Dallfoll
Fri Jan 24, 2025 3:24 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

19 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

57 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

7 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

22 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

10 Views

Last post by adafruit_support_bill
Mon Jan 20, 2025 8:04 am
SPI.h not found in Platform IO

by h_kane » Sun Jan 19, 2025 1:17 am

Last post by Franklin97355 « Sun Jan 19, 2025 7:30 am

by h_kane » Sun Jan 19, 2025 1:17 am

1 Replies

5 Views

Last post by Franklin97355
Sun Jan 19, 2025 7:30 am
My IR Optical sensor is not working, cant figure out why

by sham1656 » Sat Jan 18, 2025 8:25 pm

Last post by dastels « Sat Jan 18, 2025 11:17 pm

by sham1656 » Sat Jan 18, 2025 8:25 pm

1 Replies

20 Views

Last post by dastels
Sat Jan 18, 2025 11:17 pm
New RTSP Video, Audio & Subtitles Library

by rjsachse » Sat Jan 18, 2025 4:13 am

Last post by rjsachse « Sat Jan 18, 2025 4:13 am

by rjsachse » Sat Jan 18, 2025 4:13 am

0 Replies

13 Views

Last post by rjsachse
Sat Jan 18, 2025 4:13 am
Unable to upload to Pico from Arduino IDE
1

2

by marklb » Wed Jan 15, 2025 3:20 pm

Last post by mikeysklar « Fri Jan 17, 2025 3:38 pm

by marklb » Wed Jan 15, 2025 3:20 pm
15 Replies

47 Views

Last post by mikeysklar
Fri Jan 17, 2025 3:38 pm
Adafruit GFX Library doesn't compile for Arduino Zero

by minhtran1092 » Wed Jan 15, 2025 6:57 pm

Last post by adafruit_support_carter « Thu Jan 16, 2025 12:31 pm

by minhtran1092 » Wed Jan 15, 2025 6:57 pm

5 Replies

45 Views

Last post by adafruit_support_carter
Thu Jan 16, 2025 12:31 pm
Renaming service and characteristic ID Adafruit Bluefruit LE SPI Friend

by gndAdafruit » Thu Jan 09, 2025 9:47 am

Last post by gndAdafruit « Thu Jan 16, 2025 1:17 am

by gndAdafruit » Thu Jan 09, 2025 9:47 am

3 Replies

26 Views

Last post by gndAdafruit
Thu Jan 16, 2025 1:17 am
Reset on power up

by davidb_ » Sat Jan 11, 2025 5:28 pm

Last post by T_Mo « Wed Jan 15, 2025 6:05 pm

by davidb_ » Sat Jan 11, 2025 5:28 pm

7 Replies

23 Views

Last post by T_Mo
Wed Jan 15, 2025 6:05 pm
What CPU for Adafruit TLC5947

by luisagos » Tue Jan 14, 2025 11:03 am

Last post by luisagos « Tue Jan 14, 2025 10:05 pm

by luisagos » Tue Jan 14, 2025 11:03 am

7 Replies

21 Views

Last post by luisagos
Tue Jan 14, 2025 10:05 pm
Damage rgb String

by sury77 » Tue Jan 14, 2025 10:52 am

Last post by adafruit_support_carter « Tue Jan 14, 2025 12:21 pm

by sury77 » Tue Jan 14, 2025 10:52 am

1 Replies

19 Views

Last post by adafruit_support_carter
Tue Jan 14, 2025 12:21 pm
Build Error on ESP32-S2 TFT

by jlaiosa » Mon Jan 06, 2025 7:19 pm

Last post by mikeysklar « Thu Jan 09, 2025 11:05 am

by jlaiosa » Mon Jan 06, 2025 7:19 pm

14 Replies

38 Views

Last post by mikeysklar
Thu Jan 09, 2025 11:05 am
Adafruit 7VDC Motor with Encoder Wiring

by vrishabbm » Tue Jan 07, 2025 9:55 pm

Last post by dastels « Tue Jan 07, 2025 10:34 pm

by vrishabbm » Tue Jan 07, 2025 9:55 pm

1 Replies

10 Views

Last post by dastels
Tue Jan 07, 2025 10:34 pm
Test a 5 Wire Resistive Touch screen

by GW7 » Mon Jan 06, 2025 5:49 pm

Last post by GW7 « Tue Jan 07, 2025 10:20 am

by GW7 » Mon Jan 06, 2025 5:49 pm

2 Replies

17 Views

Last post by GW7
Tue Jan 07, 2025 10:20 am
Doing to much with an old Arduino

by guidow » Fri Jan 03, 2025 9:57 pm

Last post by guidow « Sun Jan 05, 2025 10:31 am

by guidow » Fri Jan 03, 2025 9:57 pm

4 Replies

35 Views

Last post by guidow
Sun Jan 05, 2025 10:31 am
BNO055 Sensor not working with Arduino Genuino.

by Suresh1234567890543 » Fri Jan 03, 2025 12:45 pm

Last post by mikeysklar « Fri Jan 03, 2025 8:41 pm

by Suresh1234567890543 » Fri Jan 03, 2025 12:45 pm

6 Replies

1036 Views

Last post by mikeysklar
Fri Jan 03, 2025 8:41 pm
Adafruit TCA8418 with Nano Every

by DougLev » Thu Jan 02, 2025 7:05 pm

Last post by mikeysklar « Fri Jan 03, 2025 12:09 am

by DougLev » Thu Jan 02, 2025 7:05 pm

3 Replies

16 Views

Last post by mikeysklar
Fri Jan 03, 2025 12:09 am
Arduino Zero and TinyUSB

by ukphotoguy » Wed Jan 01, 2025 7:14 pm

Last post by adafruit_support_mike « Thu Jan 02, 2025 12:37 pm

by ukphotoguy » Wed Jan 01, 2025 7:14 pm

3 Replies

14 Views

Last post by adafruit_support_mike
Thu Jan 02, 2025 12:37 pm
Multiple DS3502 on the I2C bus

by Hanne1974 » Tue Dec 31, 2024 4:22 pm

Last post by adafruit_support_carter « Thu Jan 02, 2025 12:22 pm

by Hanne1974 » Tue Dec 31, 2024 4:22 pm

2 Replies

8 Views

Last post by adafruit_support_carter
Thu Jan 02, 2025 12:22 pm
Arduino Data Logger for DC amps & Temp

by animals45 » Mon Dec 30, 2024 10:58 pm

Last post by T_Mo « Tue Dec 31, 2024 6:12 pm

by animals45 » Mon Dec 30, 2024 10:58 pm

2 Replies

33 Views

Last post by T_Mo
Tue Dec 31, 2024 6:12 pm
SD CARD ISSUE - Adafruit Data-Logging sheild

by agrim1 » Tue Dec 31, 2024 1:37 pm

Last post by dastels « Tue Dec 31, 2024 2:41 pm

by agrim1 » Tue Dec 31, 2024 1:37 pm

3 Replies

21 Views

Last post by dastels
Tue Dec 31, 2024 2:41 pm
Unable to connect Arduino Uno R4 Wifi board to Adafruit IO

by saviojdsouza » Thu Dec 26, 2024 12:44 pm

Last post by adafruit_support_mike « Tue Dec 31, 2024 2:06 pm

by saviojdsouza » Thu Dec 26, 2024 12:44 pm

3 Replies

49 Views

Last post by adafruit_support_mike
Tue Dec 31, 2024 2:06 pm
Powering LEDs with Arduino

by rmuttt » Sun Dec 29, 2024 6:11 pm

Last post by dastels « Sun Dec 29, 2024 8:41 pm

by rmuttt » Sun Dec 29, 2024 6:11 pm

1 Replies

20 Views

Last post by dastels
Sun Dec 29, 2024 8:41 pm
MAX31856 with different thermocouple cable measurements

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

Last post by adafruit_support_bill « Fri Dec 27, 2024 7:52 am

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

11 Replies

37 Views

Last post by adafruit_support_bill
Fri Dec 27, 2024 7:52 am
Automaton hat Jamiroquai

by Rikyautomaton » Tue Dec 24, 2024 10:58 am

Last post by Rikyautomaton « Thu Dec 26, 2024 1:15 pm

by Rikyautomaton » Tue Dec 24, 2024 10:58 am

2 Replies

16 Views

Last post by Rikyautomaton
Thu Dec 26, 2024 1:15 pm
Won't initialize in IDE -4” Round RGB TTL TFT Display - 720x720

by Thumperdud » Tue Dec 17, 2024 10:30 pm

Last post by mikeysklar « Sat Dec 21, 2024 3:02 pm

by Thumperdud » Tue Dec 17, 2024 10:30 pm

9 Replies

31 Views

Last post by mikeysklar
Sat Dec 21, 2024 3:02 pm
Uncanny Eyes - Pausing the display

by fatmanming » Wed Dec 04, 2024 6:51 am

Last post by jensa « Wed Dec 18, 2024 2:25 pm

by fatmanming » Wed Dec 04, 2024 6:51 am

1 Replies

21 Views

Last post by jensa
Wed Dec 18, 2024 2:25 pm
Adafruit Led strip every pixel different colour help

by danmir » Tue Dec 17, 2024 1:07 pm

Last post by mikeysklar « Tue Dec 17, 2024 4:02 pm

by danmir » Tue Dec 17, 2024 1:07 pm

1 Replies

23 Views

Last post by mikeysklar
Tue Dec 17, 2024 4:02 pm
"Adafruit_GFX.h: No such file or directory" despite library being present on computer

by shadowcat500 » Sat Dec 14, 2024 9:43 pm

Last post by dastels « Sun Dec 15, 2024 1:49 pm

by shadowcat500 » Sat Dec 14, 2024 9:43 pm

4 Replies

98 Views

Last post by dastels
Sun Dec 15, 2024 1:49 pm
Powering an Adafruit Sound Board via an Arduino Mega2560R3

by MrAndyBird » Thu Dec 12, 2024 12:02 pm

Last post by adafruit_support_bill « Thu Dec 12, 2024 12:45 pm

by MrAndyBird » Thu Dec 12, 2024 12:02 pm

1 Replies

14 Views

Last post by adafruit_support_bill
Thu Dec 12, 2024 12:45 pm
HT1632.h and Adafruit_GFX.h

by Biene » Mon Dec 09, 2024 2:55 am

Last post by T_Mo « Wed Dec 11, 2024 4:20 am

by Biene » Mon Dec 09, 2024 2:55 am

4 Replies

45 Views

Last post by T_Mo
Wed Dec 11, 2024 4:20 am
RFM9x Interrupt Pin G0

by shonkap » Tue Dec 10, 2024 1:06 am

Last post by shonkap « Wed Dec 11, 2024 12:41 am

by shonkap » Tue Dec 10, 2024 1:06 am

1 Replies

20 Views

Last post by shonkap
Wed Dec 11, 2024 12:41 am
DS3231 RTC seems to have lost draw from CR1220

by ssdr » Mon Dec 02, 2024 2:48 pm

Last post by sj_remington « Mon Dec 09, 2024 8:24 pm

by ssdr » Mon Dec 02, 2024 2:48 pm

2 Replies

39 Views

Last post by sj_remington
Mon Dec 09, 2024 8:24 pm
adafruit matrixportal s3 not working with RGB board

by mattkish6 » Mon Dec 09, 2024 2:12 pm

Last post by adafruit_support_carter « Mon Dec 09, 2024 4:49 pm

by mattkish6 » Mon Dec 09, 2024 2:12 pm

10 Replies

61 Views

Last post by adafruit_support_carter
Mon Dec 09, 2024 4:49 pm
Connect Memento to Thermal Printer via STEMMA QT or JST?

by peterweicher » Wed Dec 04, 2024 9:56 pm

Last post by peterweicher « Sat Dec 07, 2024 9:50 am

by peterweicher » Wed Dec 04, 2024 9:56 pm

2 Replies

15 Views

Last post by peterweicher
Sat Dec 07, 2024 9:50 am
Arduino + 74HC164 Shift Register

by Kimlorentz » Fri Dec 06, 2024 4:45 am

Last post by Kimlorentz « Mon Dec 09, 2024 8:47 am

by Kimlorentz » Fri Dec 06, 2024 4:45 am

3 Replies

33 Views

Last post by Kimlorentz
Mon Dec 09, 2024 8:47 am
AccelStepper seems to be doubling number of steps

by LRF » Wed Dec 04, 2024 7:28 am

Last post by adafruit_support_bill « Wed Dec 04, 2024 10:15 am

by LRF » Wed Dec 04, 2024 7:28 am

4 Replies

15 Views

Last post by adafruit_support_bill
Wed Dec 04, 2024 10:15 am
Power supply for multiple micro servos

by PaskoT » Sun Dec 01, 2024 6:18 am

Last post by adafruit_support_bill « Sun Dec 01, 2024 7:02 pm

by PaskoT » Sun Dec 01, 2024 6:18 am

9 Replies

40 Views

Last post by adafruit_support_bill
Sun Dec 01, 2024 7:02 pm
How many Arduino boards should i buy for this purpose

by classiczhang » Thu Nov 28, 2024 4:53 am

Last post by classiczhang « Fri Nov 29, 2024 6:05 am

by classiczhang » Thu Nov 28, 2024 4:53 am

2 Replies

33 Views

Last post by classiczhang
Fri Nov 29, 2024 6:05 am
Grand Central M4 / Serial 2 / VSCode

by meisele » Wed Nov 27, 2024 3:23 am

Last post by meisele « Thu Nov 28, 2024 4:54 pm

by meisele » Wed Nov 27, 2024 3:23 am

4 Replies

23 Views

Last post by meisele
Thu Nov 28, 2024 4:54 pm
uint64_t to LED indication help needed.

by Kimlorentz » Thu Nov 28, 2024 3:55 am

Last post by Kimlorentz « Thu Nov 28, 2024 3:55 am

by Kimlorentz » Thu Nov 28, 2024 3:55 am

0 Replies

22 Views

Last post by Kimlorentz
Thu Nov 28, 2024 3:55 am
BME280 Pressure Offset

by lakio » Tue Nov 26, 2024 9:26 am

Last post by sj_remington « Wed Nov 27, 2024 7:18 pm

by lakio » Tue Nov 26, 2024 9:26 am

6 Replies

75 Views

Last post by sj_remington
Wed Nov 27, 2024 7:18 pm
How to change the sysex buffer size for TinyUSB?

by RQuaid » Wed Nov 27, 2024 6:22 pm

Last post by RQuaid « Wed Nov 27, 2024 6:22 pm

by RQuaid » Wed Nov 27, 2024 6:22 pm

0 Replies

27 Views

Last post by RQuaid
Wed Nov 27, 2024 6:22 pm

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