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

52648 Views

Last post by brimus
Sun Aug 28, 2011 8:37 pm
Arduino with integrated DAC
1

2

by philmonty » Mon Jul 08, 2024 2:52 pm

Last post by philip43 « Sat Oct 05, 2024 4:51 am

by philmonty » Mon Jul 08, 2024 2:52 pm
16 Replies

474 Views

Last post by philip43
Sat Oct 05, 2024 4:51 am
setup() waiting for Serial

by Rick314 » Fri Oct 04, 2024 11:59 am

Last post by Rick314 « Sat Oct 05, 2024 12:58 am

by Rick314 » Fri Oct 04, 2024 11:59 am

2 Replies

13 Views

Last post by Rick314
Sat Oct 05, 2024 12:58 am
Arduino Uno can't seem to run DHT11 & DHT22 at same time

by petespaco » Tue Aug 20, 2024 7:58 pm

Last post by petespaco « Wed Oct 02, 2024 10:39 pm

by petespaco » Tue Aug 20, 2024 7:58 pm

2 Replies

87 Views

Last post by petespaco
Wed Oct 02, 2024 10:39 pm
Arduino and BME688 Gas Sensing

by Khirsah » Mon Sep 30, 2024 1:12 pm

Last post by millercommamatt « Wed Oct 02, 2024 6:41 pm

by Khirsah » Mon Sep 30, 2024 1:12 pm

1 Replies

13 Views

Last post by millercommamatt
Wed Oct 02, 2024 6:41 pm
Arduino IDE bluefruit sense code upload error

by YASINTEKIN » Mon Sep 30, 2024 3:51 pm

Last post by YASINTEKIN « Mon Sep 30, 2024 5:29 pm

by YASINTEKIN » Mon Sep 30, 2024 3:51 pm

1 Replies

6 Views

Last post by YASINTEKIN
Mon Sep 30, 2024 5:29 pm
Older iOS can't download Arduino IDE- Feather M0

by haizelizarazu » Fri Sep 20, 2024 6:41 am

Last post by Franklin97355 « Sat Sep 28, 2024 3:33 am

by haizelizarazu » Fri Sep 20, 2024 6:41 am

2 Replies

19 Views

Last post by Franklin97355
Sat Sep 28, 2024 3:33 am
I will pay $50 to the first person to solve this problem to my satisfaction:

by butchalline » Sat Sep 21, 2024 2:44 pm

Last post by butchalline « Thu Sep 26, 2024 6:01 pm

by butchalline » Sat Sep 21, 2024 2:44 pm

5 Replies

79 Views

Last post by butchalline
Thu Sep 26, 2024 6:01 pm
Infrared Library on Arduino

by tabmer » Wed Sep 25, 2024 6:21 pm

Last post by tabmer « Wed Sep 25, 2024 6:21 pm

by tabmer » Wed Sep 25, 2024 6:21 pm

0 Replies

22 Views

Last post by tabmer
Wed Sep 25, 2024 6:21 pm
2.1" display 480x480 capacitive touch display it's not working with esp32 s3 connected through pca9554

by riosh7 » Wed Sep 25, 2024 5:23 am

Last post by mikeysklar « Wed Sep 25, 2024 10:07 am

by riosh7 » Wed Sep 25, 2024 5:23 am

1 Replies

15 Views

Last post by mikeysklar
Wed Sep 25, 2024 10:07 am
Issue of failing to get the frame when changing the refresh rate
1

2

by Sara_rnd » Tue Aug 20, 2024 1:52 am

Last post by mikeysklar « Thu Sep 19, 2024 5:55 pm

by Sara_rnd » Tue Aug 20, 2024 1:52 am
17 Replies

231 Views

Last post by mikeysklar
Thu Sep 19, 2024 5:55 pm
TSL2591 error compiling

by msedlack5497 » Sat Sep 14, 2024 10:45 am

Last post by msedlack5497 « Mon Sep 16, 2024 4:51 pm

by msedlack5497 » Sat Sep 14, 2024 10:45 am

1 Replies

15 Views

Last post by msedlack5497
Mon Sep 16, 2024 4:51 pm
MLX90640 fails to get frame data

by kesavarrmansugamar » Mon Sep 16, 2024 10:38 am

Last post by kesavarrmansugamar « Mon Sep 16, 2024 10:38 am

by kesavarrmansugamar » Mon Sep 16, 2024 10:38 am

0 Replies

14 Views

Last post by kesavarrmansugamar
Mon Sep 16, 2024 10:38 am
How to manage low-voltage cutoff when using li-po battery?

by lagerratrobe » Sun Sep 15, 2024 7:56 pm

Last post by adafruit_support_bill « Sun Sep 15, 2024 8:44 pm

by lagerratrobe » Sun Sep 15, 2024 7:56 pm

1 Replies

14 Views

Last post by adafruit_support_bill
Sun Sep 15, 2024 8:44 pm
HXD8357D 3.5" TFT 320x480 with Arduino Giga R1

by jachBauer » Sat Sep 14, 2024 12:05 am

Last post by jachBauer « Sat Sep 14, 2024 12:05 am

by jachBauer » Sat Sep 14, 2024 12:05 am

0 Replies

9 Views

Last post by jachBauer
Sat Sep 14, 2024 12:05 am
4x4 Matrix Keypad Product mounting hole size

by animals45 » Thu Sep 12, 2024 7:34 pm

Last post by animals45 « Fri Sep 13, 2024 10:47 pm

by animals45 » Thu Sep 12, 2024 7:34 pm

2 Replies

15 Views

Last post by animals45
Fri Sep 13, 2024 10:47 pm
Feather OLED wing and external sensors on same I2C bus.

by johnswenson1 » Thu Sep 12, 2024 7:40 pm

Last post by mikeysklar « Fri Sep 13, 2024 1:18 pm

by johnswenson1 » Thu Sep 12, 2024 7:40 pm

1 Replies

12 Views

Last post by mikeysklar
Fri Sep 13, 2024 1:18 pm
Stroboscope for Time Fountain

by potter3366 » Thu Sep 12, 2024 3:51 pm

Last post by adafruit_support_bill « Thu Sep 12, 2024 4:57 pm

by potter3366 » Thu Sep 12, 2024 3:51 pm

4 Replies

25 Views

Last post by adafruit_support_bill
Thu Sep 12, 2024 4:57 pm
Object detection, blocking detection and calibration of up to 8 VL53L4CD sensors

by Jebmdk » Wed Sep 11, 2024 6:04 am

Last post by Jebmdk « Thu Sep 12, 2024 7:44 am

by Jebmdk » Wed Sep 11, 2024 6:04 am

5 Replies

56 Views

Last post by Jebmdk
Thu Sep 12, 2024 7:44 am
Arduino Nano with Adafruit VS1053B Board

by Joelcf » Thu Sep 05, 2024 5:58 am

Last post by Joelcf « Thu Sep 05, 2024 5:58 am

by Joelcf » Thu Sep 05, 2024 5:58 am

0 Replies

11 Views

Last post by Joelcf
Thu Sep 05, 2024 5:58 am
problems loading/running Arduino sketches on ESP32-S3

by Will_L » Wed Jul 10, 2024 11:14 am

Last post by adafruit2 « Wed Sep 04, 2024 3:59 pm

by Will_L » Wed Jul 10, 2024 11:14 am

6 Replies

182 Views

Last post by adafruit2
Wed Sep 04, 2024 3:59 pm
Quad encoder: one QT jack doesn't work

by esinger3141 » Wed Aug 28, 2024 1:52 pm

Last post by dastels « Wed Sep 04, 2024 9:33 am

by esinger3141 » Wed Aug 28, 2024 1:52 pm

3 Replies

19 Views

Last post by dastels
Wed Sep 04, 2024 9:33 am
Diy BNO085, should this work?

by Rocketmanandrew » Wed Aug 28, 2024 8:59 am

Last post by Rocketmanandrew « Sat Aug 31, 2024 1:38 pm

by Rocketmanandrew » Wed Aug 28, 2024 8:59 am

4 Replies

51 Views

Last post by Rocketmanandrew
Sat Aug 31, 2024 1:38 pm
I2C burst read

by peteDD » Mon Aug 26, 2024 10:48 am

Last post by adafruit_support_bill « Wed Aug 28, 2024 6:58 pm

by peteDD » Mon Aug 26, 2024 10:48 am

13 Replies

76 Views

Last post by adafruit_support_bill
Wed Aug 28, 2024 6:58 pm
seesaw rotary encoder

by franzi » Sun Aug 18, 2024 5:05 pm

Last post by dastels « Wed Aug 28, 2024 10:03 am

by franzi » Sun Aug 18, 2024 5:05 pm

8 Replies

201 Views

Last post by dastels
Wed Aug 28, 2024 10:03 am
How to control seven relays one by one?

by Joey713 » Tue Aug 27, 2024 3:08 am

Last post by adafruit_support_bill « Wed Aug 28, 2024 6:21 am

by Joey713 » Tue Aug 27, 2024 3:08 am

3 Replies

13 Views

Last post by adafruit_support_bill
Wed Aug 28, 2024 6:21 am
Keeping a Solar Panel Awake

by BrookeDot » Thu Aug 22, 2024 3:39 am

Last post by BrookeDot « Tue Aug 27, 2024 2:09 am

by BrookeDot » Thu Aug 22, 2024 3:39 am

8 Replies

57 Views

Last post by BrookeDot
Tue Aug 27, 2024 2:09 am
Adafruit DS1841 I2C Logarithmic Resistor

by Luhan » Mon Aug 26, 2024 4:36 am

Last post by T_Mo « Mon Aug 26, 2024 3:28 pm

by Luhan » Mon Aug 26, 2024 4:36 am

1 Replies

24 Views

Last post by T_Mo
Mon Aug 26, 2024 3:28 pm
How to use Qualia ESP32-S3 as a mini monitor

by Denisb73 » Fri Aug 23, 2024 8:11 am

Last post by Denisb73 « Fri Aug 23, 2024 8:11 am

by Denisb73 » Fri Aug 23, 2024 8:11 am

0 Replies

7 Views

Last post by Denisb73
Fri Aug 23, 2024 8:11 am
Feather_ESP32S2_ReverseTFT_FactoryTest library errors

by PhilipJ451 » Wed Aug 21, 2024 8:21 am

Last post by mikeysklar « Thu Aug 22, 2024 12:20 pm

by PhilipJ451 » Wed Aug 21, 2024 8:21 am

3 Replies

104 Views

Last post by mikeysklar
Thu Aug 22, 2024 12:20 pm
Question about nRF52840 BLE communication packet

by kufo » Wed Aug 21, 2024 9:29 am

Last post by kufo « Wed Aug 21, 2024 9:29 am

by kufo » Wed Aug 21, 2024 9:29 am

0 Replies

50 Views

Last post by kufo
Wed Aug 21, 2024 9:29 am
Pn532 read

by Mxdsgnl » Wed Aug 21, 2024 6:12 am

Last post by Mxdsgnl « Wed Aug 21, 2024 6:12 am

by Mxdsgnl » Wed Aug 21, 2024 6:12 am

0 Replies

69 Views

Last post by Mxdsgnl
Wed Aug 21, 2024 6:12 am
NAU7802 Library example crashing Giga R1

by henryv3 » Mon Aug 19, 2024 4:21 pm

Last post by henryv3 « Mon Aug 19, 2024 4:21 pm

by henryv3 » Mon Aug 19, 2024 4:21 pm

0 Replies

93 Views

Last post by henryv3
Mon Aug 19, 2024 4:21 pm
Arduino and the RA8875

by mandoman2016 » Mon Aug 19, 2024 11:04 am

Last post by dastels « Mon Aug 19, 2024 11:28 am

by mandoman2016 » Mon Aug 19, 2024 11:04 am

1 Replies

66 Views

Last post by dastels
Mon Aug 19, 2024 11:28 am
Canvas16 from SDRAM or Color in Canvas8

by joehuber » Fri Aug 16, 2024 3:15 pm

Last post by joehuber « Fri Aug 16, 2024 3:15 pm

by joehuber » Fri Aug 16, 2024 3:15 pm

0 Replies

111 Views

Last post by joehuber
Fri Aug 16, 2024 3:15 pm
Adafruit_GFX canvas weirdness

by davidgs » Fri Aug 09, 2024 4:05 pm

Last post by joehuber « Fri Aug 16, 2024 3:07 pm

by davidgs » Fri Aug 09, 2024 4:05 pm

1 Replies

108 Views

Last post by joehuber
Fri Aug 16, 2024 3:07 pm
Adafruit-GFX used together with 2 or more SPI-displays

by zapro » Sat Aug 10, 2024 5:10 am

Last post by joehuber « Fri Aug 16, 2024 2:59 pm

by zapro » Sat Aug 10, 2024 5:10 am

1 Replies

76 Views

Last post by joehuber
Fri Aug 16, 2024 2:59 pm
Issues with code uploading on Grand Central M4 Express

by ramrao » Fri Aug 16, 2024 9:01 am

Last post by ramrao « Fri Aug 16, 2024 12:07 pm

by ramrao » Fri Aug 16, 2024 9:01 am

2 Replies

106 Views

Last post by ramrao
Fri Aug 16, 2024 12:07 pm
QT Py SPI Flash file corruption

by Aastrum » Wed Aug 14, 2024 2:17 pm

Last post by T_Mo « Fri Aug 16, 2024 1:24 am

by Aastrum » Wed Aug 14, 2024 2:17 pm

4 Replies

168 Views

Last post by T_Mo
Fri Aug 16, 2024 1:24 am
Problem: no serial Adafruit QT Py ESP32-S2

by KedalionDaimon » Sat Aug 03, 2024 10:08 am

Last post by KedalionDaimon « Wed Aug 14, 2024 6:14 am

by KedalionDaimon » Sat Aug 03, 2024 10:08 am

8 Replies

280 Views

Last post by KedalionDaimon
Wed Aug 14, 2024 6:14 am
Arduino Serial Monitor displays no activity for Qualia ESP32-S3 (for RGB666 Display) after successful sketch upload

by Karunt » Mon Aug 12, 2024 10:18 am

Last post by Karunt « Tue Aug 13, 2024 6:16 am

by Karunt » Mon Aug 12, 2024 10:18 am

1 Replies

138 Views

Last post by Karunt
Tue Aug 13, 2024 6:16 am
Quality ESP32-S3 manual reset after uploading sketch still necessary?

by Karunt » Thu Aug 08, 2024 5:14 pm

Last post by Karunt « Tue Aug 13, 2024 6:12 am

by Karunt » Thu Aug 08, 2024 5:14 pm

6 Replies

262 Views

Last post by Karunt
Tue Aug 13, 2024 6:12 am
Adafruit ESP32-S3 Reverse TFT and DFRobot Laser Distance Sensor

by NickW36 » Sat Aug 03, 2024 11:27 pm

Last post by NickW36 « Mon Aug 12, 2024 7:00 pm

by NickW36 » Sat Aug 03, 2024 11:27 pm

5 Replies

191 Views

Last post by NickW36
Mon Aug 12, 2024 7:00 pm
Class or Documentation missing for NeoKey 1x2

by MaryInvents » Sun Jul 14, 2024 5:00 am

Last post by dastels « Sat Aug 10, 2024 12:51 pm

by MaryInvents » Sun Jul 14, 2024 5:00 am

3 Replies

157 Views

Last post by dastels
Sat Aug 10, 2024 12:51 pm
Esp32 core crashes in Adafruit NeoMatrix matrixtest example sketch (32x8 matrix panel)

by vmihas » Mon Jul 15, 2024 3:46 am

Last post by egnor « Sun Aug 04, 2024 11:56 pm

by vmihas » Mon Jul 15, 2024 3:46 am

8 Replies

435 Views

Last post by egnor
Sun Aug 04, 2024 11:56 pm
Adafruit_SPIFlash with Arduino Connect RP2040

by Amiyours » Thu Aug 01, 2024 1:40 pm

Last post by adafruit2 « Fri Aug 02, 2024 3:36 pm

by Amiyours » Thu Aug 01, 2024 1:40 pm

2 Replies

127 Views

Last post by adafruit2
Fri Aug 02, 2024 3:36 pm
.WAV Audio Library for Itsy Bitsy M0

by philmonty » Wed Jul 31, 2024 7:24 pm

Last post by mikeysklar « Fri Aug 02, 2024 12:49 pm

by philmonty » Wed Jul 31, 2024 7:24 pm

1 Replies

76 Views

Last post by mikeysklar
Fri Aug 02, 2024 12:49 pm
Serial problems for ESP32-S3 (on Linux)

by Will_L » Fri Jul 26, 2024 10:27 am

Last post by mikeysklar « Wed Jul 31, 2024 9:47 pm

by Will_L » Fri Jul 26, 2024 10:27 am

7 Replies

314 Views

Last post by mikeysklar
Wed Jul 31, 2024 9:47 pm
Fade up/down NeoPixel LEDs?

by RWADDELL » Mon Jul 29, 2024 4:32 pm

Last post by dastels « Wed Jul 31, 2024 4:48 pm

by RWADDELL » Mon Jul 29, 2024 4:32 pm

3 Replies

105 Views

Last post by dastels
Wed Jul 31, 2024 4:48 pm
Adafruit vl53l1x QT STEMMA Wiring / Library Use for Arduino

by deadair2546 » Wed Jul 31, 2024 9:54 am

Last post by dastels « Wed Jul 31, 2024 10:19 am

by deadair2546 » Wed Jul 31, 2024 9:54 am

1 Replies

62 Views

Last post by dastels
Wed Jul 31, 2024 10:19 am

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