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

49833 Views

Last post by brimus
Sun Aug 28, 2011 8:37 pm
Newbie not understanding an error message.

by LloydJohn » Sat Dec 02, 2023 9:14 pm

Last post by adafruit_support_bill « Thu Dec 07, 2023 1:03 pm

by LloydJohn » Sat Dec 02, 2023 9:14 pm

9 Replies

236 Views

Last post by adafruit_support_bill
Thu Dec 07, 2023 1:03 pm
arduino, neopixel matrix + serial port

by dsoethe » Mon Dec 04, 2023 9:48 pm

Last post by mikeysklar « Wed Dec 06, 2023 4:50 pm

by dsoethe » Mon Dec 04, 2023 9:48 pm

1 Replies

89 Views

Last post by mikeysklar
Wed Dec 06, 2023 4:50 pm
Azure IoT with Adafruit Feather M0 WiFi

by Alex75 » Mon Dec 04, 2023 2:37 am

Last post by Alex75 « Wed Dec 06, 2023 2:38 pm

by Alex75 » Mon Dec 04, 2023 2:37 am

7 Replies

177 Views

Last post by Alex75
Wed Dec 06, 2023 2:38 pm
Looking to get started with ESP32, which board should I start with?

by Zone_Dweebie » Tue Dec 05, 2023 10:33 am

Last post by Zone_Dweebie « Wed Dec 06, 2023 1:20 pm

by Zone_Dweebie » Tue Dec 05, 2023 10:33 am

1 Replies

71 Views

Last post by Zone_Dweebie
Wed Dec 06, 2023 1:20 pm
Pro Trinkit 5v not showing up

by aareben1 » Wed Oct 18, 2023 1:43 am

Last post by lazertag « Wed Dec 06, 2023 1:09 pm

by aareben1 » Wed Oct 18, 2023 1:43 am

3 Replies

605 Views

Last post by lazertag
Wed Dec 06, 2023 1:09 pm
Help with a KB2040 running Arduino Code

by amalafrozalam » Wed Dec 06, 2023 12:35 pm

Last post by adafruit_support_carter « Wed Dec 06, 2023 12:47 pm

by amalafrozalam » Wed Dec 06, 2023 12:35 pm

1 Replies

15 Views

Last post by adafruit_support_carter
Wed Dec 06, 2023 12:47 pm
Cannot flash board due to 1200-bps touch reset

by youssif_saeed » Tue Nov 14, 2023 11:23 am

Last post by adafruit2 « Mon Dec 04, 2023 11:30 am

by youssif_saeed » Tue Nov 14, 2023 11:23 am

8 Replies

342 Views

Last post by adafruit2
Mon Dec 04, 2023 11:30 am
Acceleration measurement from ICM20948

by Blala1 » Fri Dec 01, 2023 10:32 am

Last post by adafruit_support_bill « Fri Dec 01, 2023 10:59 am

by Blala1 » Fri Dec 01, 2023 10:32 am

1 Replies

150 Views

Last post by adafruit_support_bill
Fri Dec 01, 2023 10:59 am
Adafruit RFM69HCW Tutorial - Compile problem

by lngraham » Sat Nov 25, 2023 9:13 am

Last post by mikeysklar « Tue Nov 28, 2023 2:28 pm

by lngraham » Sat Nov 25, 2023 9:13 am

5 Replies

373 Views

Last post by mikeysklar
Tue Nov 28, 2023 2:28 pm
MG 996R continuous servo with Adafruit Shield doesnt work

by affeaap » Sun Nov 26, 2023 4:58 pm

Last post by adafruit_support_bill « Sun Nov 26, 2023 5:08 pm

by affeaap » Sun Nov 26, 2023 4:58 pm

1 Replies

182 Views

Last post by adafruit_support_bill
Sun Nov 26, 2023 5:08 pm
OLED Can't be found if AHT10 setup code is run

by blake_harkness » Fri Nov 03, 2023 1:30 am

Last post by blake_harkness « Sun Nov 26, 2023 12:34 am

by blake_harkness » Fri Nov 03, 2023 1:30 am

12 Replies

575 Views

Last post by blake_harkness
Sun Nov 26, 2023 12:34 am
Serial Monitor ? (Newbie Question...

by LloydJohn » Fri Nov 24, 2023 1:13 am

Last post by dastels « Fri Nov 24, 2023 12:36 pm

by LloydJohn » Fri Nov 24, 2023 1:13 am

1 Replies

232 Views

Last post by dastels
Fri Nov 24, 2023 12:36 pm
If/else not working
1

2

by LloydJohn » Sun Nov 19, 2023 7:43 pm

Last post by dastels « Thu Nov 23, 2023 1:32 pm

by LloydJohn » Sun Nov 19, 2023 7:43 pm
17 Replies

518 Views

Last post by dastels
Thu Nov 23, 2023 1:32 pm
Arduino controlling LED strip

by bbuemeese » Wed Nov 22, 2023 11:21 pm

Last post by Franklin97355 « Thu Nov 23, 2023 12:11 am

by bbuemeese » Wed Nov 22, 2023 11:21 pm

2 Replies

153 Views

Last post by Franklin97355
Thu Nov 23, 2023 12:11 am
Interfacing Arduino Nano with Adafruit RFM69HCW

by rayamahony » Fri Nov 17, 2023 11:17 pm

Last post by Franklin97355 « Wed Nov 22, 2023 11:39 pm

by rayamahony » Fri Nov 17, 2023 11:17 pm

5 Replies

267 Views

Last post by Franklin97355
Wed Nov 22, 2023 11:39 pm
product selection for digital dash help

by Doommachine_ » Wed Nov 22, 2023 8:31 pm

Last post by Doommachine_ « Wed Nov 22, 2023 8:31 pm

by Doommachine_ » Wed Nov 22, 2023 8:31 pm

0 Replies

193 Views

Last post by Doommachine_
Wed Nov 22, 2023 8:31 pm
Error when downloading SAMD boards via Arduino IDE

by riaanenfrani » Mon Nov 20, 2023 7:14 am

Last post by riaanenfrani « Tue Nov 21, 2023 10:13 am

by riaanenfrani » Mon Nov 20, 2023 7:14 am

2 Replies

178 Views

Last post by riaanenfrani
Tue Nov 21, 2023 10:13 am
NAU 7802 with Arduino Mega - Loadcell
1

2

by timothyeinch » Mon Nov 20, 2023 2:13 pm

Last post by adafruit_support_carter « Mon Nov 20, 2023 6:01 pm

by timothyeinch » Mon Nov 20, 2023 2:13 pm
17 Replies

335 Views

Last post by adafruit_support_carter
Mon Nov 20, 2023 6:01 pm
DOA Adafruit QT Py - SAMD21 Dev Board with STEMMA QT

by qraymond » Tue Oct 03, 2023 2:20 pm

Last post by dastels « Sun Nov 19, 2023 8:54 pm

by qraymond » Tue Oct 03, 2023 2:20 pm

6 Replies

618 Views

Last post by dastels
Sun Nov 19, 2023 8:54 pm
Arduino Mega 2560 & 64x32 LED RGB matrix (6mm pitch)

by Tmmalinowski » Fri Sep 22, 2023 4:52 pm

Last post by GunslingerFIN « Sun Nov 12, 2023 10:20 am

by Tmmalinowski » Fri Sep 22, 2023 4:52 pm

4 Replies

791 Views

Last post by GunslingerFIN
Sun Nov 12, 2023 10:20 am
VS1053 Codec + MicroSD Breakout - MP3/WAV/MIDI/OGG Play + Record (v4)

by Cueilleron » Fri Oct 27, 2023 6:29 am

Last post by Cozmcc « Thu Nov 09, 2023 7:02 am

by Cueilleron » Fri Oct 27, 2023 6:29 am

2 Replies

311 Views

Last post by Cozmcc
Thu Nov 09, 2023 7:02 am
Unable to Upload to Matrix Portal M4

by Chrisb123456 » Wed Nov 08, 2023 1:14 pm

Last post by Chrisb123456 « Wed Nov 08, 2023 3:29 pm

by Chrisb123456 » Wed Nov 08, 2023 1:14 pm

4 Replies

205 Views

Last post by Chrisb123456
Wed Nov 08, 2023 3:29 pm
new compilation error: multiple definition of Adafruit_BusIO_Register::Adafruit_BusIO_Register

by tastewar » Mon Nov 06, 2023 9:26 pm

Last post by tastewar « Tue Nov 07, 2023 3:55 pm

by tastewar » Mon Nov 06, 2023 9:26 pm

5 Replies

256 Views

Last post by tastewar
Tue Nov 07, 2023 3:55 pm
Help with code. Please

by vesarious » Sun Oct 29, 2023 7:26 pm

Last post by adafruit_support_bill « Sat Nov 04, 2023 7:51 pm

by vesarious » Sun Oct 29, 2023 7:26 pm

3 Replies

331 Views

Last post by adafruit_support_bill
Sat Nov 04, 2023 7:51 pm
Using SPI and changing speed

by jbrobotaz » Wed Nov 01, 2023 3:00 pm

Last post by jbrobotaz « Sat Nov 04, 2023 1:55 pm

by jbrobotaz » Wed Nov 01, 2023 3:00 pm

6 Replies

320 Views

Last post by jbrobotaz
Sat Nov 04, 2023 1:55 pm
Accurate frequency generator with M4 Feather Sense or M0 proto

by lumex » Mon Oct 30, 2023 1:31 pm

Last post by adafruit_support_mike « Fri Nov 03, 2023 6:13 pm

by lumex » Mon Oct 30, 2023 1:31 pm

1 Replies

186 Views

Last post by adafruit_support_mike
Fri Nov 03, 2023 6:13 pm
Arduino - High resolution RTD PT1000

by IvoGMC » Fri Nov 03, 2023 1:58 pm

Last post by Franklin97355 « Fri Nov 03, 2023 2:21 pm

by IvoGMC » Fri Nov 03, 2023 1:58 pm

1 Replies

148 Views

Last post by Franklin97355
Fri Nov 03, 2023 2:21 pm
Getting a bluetooth address

by 5T3V3N630 » Tue Oct 31, 2023 1:03 am

Last post by adafruit_support_mike « Fri Nov 03, 2023 12:55 am

by 5T3V3N630 » Tue Oct 31, 2023 1:03 am

1 Replies

188 Views

Last post by adafruit_support_mike
Fri Nov 03, 2023 12:55 am
Which Arduino Board is Best for Small Robot Platform

by plitt » Sat Oct 21, 2023 3:04 pm

Last post by plitt « Wed Nov 01, 2023 3:45 pm

by plitt » Sat Oct 21, 2023 3:04 pm

6 Replies

865 Views

Last post by plitt
Wed Nov 01, 2023 3:45 pm
Using multiple data pins with 2812 neopixel

by vesarious » Sat Oct 28, 2023 5:40 pm

Last post by dastels « Mon Oct 30, 2023 1:37 pm

by vesarious » Sat Oct 28, 2023 5:40 pm

9 Replies

305 Views

Last post by dastels
Mon Oct 30, 2023 1:37 pm
How can I play MP3 and show its spectrum analyzer on 5 leds?

by Patrikos158 » Mon Oct 30, 2023 8:08 am

Last post by Patrikos158 « Mon Oct 30, 2023 8:08 am

by Patrikos158 » Mon Oct 30, 2023 8:08 am

0 Replies

165 Views

Last post by Patrikos158
Mon Oct 30, 2023 8:08 am
Disconnected, reason = 0x8, What's mean? for nRF52840 express

by kufo » Sat Oct 28, 2023 9:34 am

Last post by mikeysklar « Sun Oct 29, 2023 10:37 pm

by kufo » Sat Oct 28, 2023 9:34 am

1 Replies

196 Views

Last post by mikeysklar
Sun Oct 29, 2023 10:37 pm
Best way to use a GPIO expander to be chip select with adafruit libraries

by KaushikJayaram » Thu Oct 05, 2023 8:08 pm

Last post by eidzerda « Sun Oct 29, 2023 7:24 pm

by KaushikJayaram » Thu Oct 05, 2023 8:08 pm

4 Replies

713 Views

Last post by eidzerda
Sun Oct 29, 2023 7:24 pm
Connect to IoT Gateway

by flashmxp » Sat Oct 28, 2023 7:16 am

Last post by flashmxp « Sat Oct 28, 2023 7:16 am

by flashmxp » Sat Oct 28, 2023 7:16 am

0 Replies

145 Views

Last post by flashmxp
Sat Oct 28, 2023 7:16 am
Adapting I2C for Raspberry Pi Pico on Adafruit Libraries

by clambert04 » Thu Oct 26, 2023 3:14 pm

Last post by adafruit_support_carter « Thu Oct 26, 2023 8:08 pm

by clambert04 » Thu Oct 26, 2023 3:14 pm

3 Replies

211 Views

Last post by adafruit_support_carter
Thu Oct 26, 2023 8:08 pm
NEOPIXEL issues

by mnjdk » Mon Oct 23, 2023 4:53 pm

Last post by mnjdk « Wed Oct 25, 2023 3:31 pm

by mnjdk » Mon Oct 23, 2023 4:53 pm

7 Replies

654 Views

Last post by mnjdk
Wed Oct 25, 2023 3:31 pm
Undefined Reference Error | Unsure Why

by longbow122 » Wed Oct 18, 2023 5:11 pm

Last post by longbow122 « Tue Oct 24, 2023 4:51 pm

by longbow122 » Wed Oct 18, 2023 5:11 pm

10 Replies

709 Views

Last post by longbow122
Tue Oct 24, 2023 4:51 pm
can't access my emc2101 module via QT connection

by johndbiggs » Mon Oct 23, 2023 6:52 pm

Last post by adafruit_support_carter « Tue Oct 24, 2023 4:17 pm

by johndbiggs » Mon Oct 23, 2023 6:52 pm

1 Replies

470 Views

Last post by adafruit_support_carter
Tue Oct 24, 2023 4:17 pm
Problem with QT PY esp 32-s2 and Arduino

by Arthur88 » Wed Oct 18, 2023 3:50 pm

Last post by adafruit_support_carter « Tue Oct 24, 2023 12:13 pm

by Arthur88 » Wed Oct 18, 2023 3:50 pm

7 Replies

644 Views

Last post by adafruit_support_carter
Tue Oct 24, 2023 12:13 pm
RP204 with USB host no mount callback tuh_hid_mount_cb

by chrisvroberts » Thu Sep 21, 2023 6:34 pm

Last post by hathach « Mon Oct 23, 2023 4:54 am

by chrisvroberts » Thu Sep 21, 2023 6:34 pm

14 Replies

1247 Views

Last post by hathach
Mon Oct 23, 2023 4:54 am
Adafruit Adafruit_ST7789 traceback on compile

by trelane » Fri Oct 20, 2023 12:43 am

Last post by mikeysklar « Sun Oct 22, 2023 12:41 pm

by trelane » Fri Oct 20, 2023 12:43 am

4 Replies

672 Views

Last post by mikeysklar
Sun Oct 22, 2023 12:41 pm
Waterproof box and underwater sensor

by will1 » Fri Oct 20, 2023 1:53 pm

Last post by millercommamatt « Fri Oct 20, 2023 7:44 pm

by will1 » Fri Oct 20, 2023 1:53 pm

1 Replies

563 Views

Last post by millercommamatt
Fri Oct 20, 2023 7:44 pm
Using I2S on the Adafruit Feather RP2040 Prop-Maker in PlatformIO

by Raztou3D » Thu Oct 19, 2023 3:41 am

Last post by Raztou3D « Thu Oct 19, 2023 6:03 pm

by Raztou3D » Thu Oct 19, 2023 3:41 am

1 Replies

624 Views

Last post by Raztou3D
Thu Oct 19, 2023 6:03 pm
Qualia ESP32 Arduino Rainbow Demo

by Orodorin » Wed Oct 18, 2023 4:50 pm

Last post by Orodorin « Thu Oct 19, 2023 1:37 pm

by Orodorin » Wed Oct 18, 2023 4:50 pm

5 Replies

622 Views

Last post by Orodorin
Thu Oct 19, 2023 1:37 pm
DHT22 Raw Data

by Jerry99 » Tue Oct 17, 2023 5:14 pm

Last post by millercommamatt « Wed Oct 18, 2023 10:20 am

by Jerry99 » Tue Oct 17, 2023 5:14 pm

3 Replies

627 Views

Last post by millercommamatt
Wed Oct 18, 2023 10:20 am
gc9a01a Text Grouping

by nohspamjose » Tue Oct 17, 2023 5:42 pm

Last post by nohspamjose « Tue Oct 17, 2023 5:42 pm

by nohspamjose » Tue Oct 17, 2023 5:42 pm

0 Replies

584 Views

Last post by nohspamjose
Tue Oct 17, 2023 5:42 pm
Arduino controlling nOOds Individually?

by Edward58 » Tue Oct 17, 2023 2:39 pm

Last post by mikeysklar « Tue Oct 17, 2023 3:25 pm

by Edward58 » Tue Oct 17, 2023 2:39 pm

1 Replies

582 Views

Last post by mikeysklar
Tue Oct 17, 2023 3:25 pm
Uncanny Eyes SPI display help

by KJRC » Tue Oct 17, 2023 12:54 pm

Last post by KJRC « Tue Oct 17, 2023 12:54 pm

by KJRC » Tue Oct 17, 2023 12:54 pm

0 Replies

598 Views

Last post by KJRC
Tue Oct 17, 2023 12:54 pm
What are the BNO055 with ESP32 I2C issues?

by Jargonist » Mon Oct 16, 2023 4:30 pm

Last post by gammaburst « Mon Oct 16, 2023 6:40 pm

by Jargonist » Mon Oct 16, 2023 4:30 pm

1 Replies

706 Views

Last post by gammaburst
Mon Oct 16, 2023 6:40 pm

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