Official Hardware Classic

Leonardo Discussion about the Leonardo board UNO R4 Minima Discussion about the UNO R4 Minima board. UNO R3 Discussion about the UNO R3 board UNO R4 WiFi Discussion about the UNO R4 WiFi board. Micro Discussion about the Micro board Pro Mini Discussion about the Pro Mini board UNO WiFi Rev2 Add this board to a device and you'll be able to connect it to a Wi-Fi network, using its secure ECC608 crypto chip accelerator. Yún The revolutionary product combining Arduino with Linux Zero Arduino Zero is a simple and powerful 32-bit extension of the platform established by Arduino UNO.

Topic	Replies	Views	Activity
How to get the best out of this forum Classic Welcome to the Arduino forum! A guide explaining how to get the best out of this forum is available at the link below. Please read it:	0	198	December 24, 2024
About the Classic category Classic	0	26	December 24, 2024
Sending OSC not working on UNO R4 WiFi UNO R4 WiFi	1	40	July 21, 2025
Serial communication artifacts between Arduino UNO R4 and UNO R3 UNO R4 WiFi	10	57	July 21, 2025
Arduino UNO R4 Wi-Fi \| LED Problems on Led Matrix UNO R4 WiFi	2	39	July 21, 2025
Frequency between each pulse varying (20 or 30 mSec) UNO R3	17	108	July 20, 2025
How can I turn all Arduino jumper connections into one unified plug? UNO R3	15	109	July 20, 2025
Uno R3 Upload/Connection Issues UNO R3	4	31	July 20, 2025
Chromebook support for Arduino UNO R4 WiFi UNO R4 WiFi	6	483	May 28, 2024
Timer use with FspTimer UNO R4 WiFi	8	49	July 18, 2025
I cant upload my code to the board UNO R3	7	106	July 14, 2025
Uno R4 WiFi - JST header no SDA or SCL UNO R4 WiFi	4	55	July 14, 2025
Accidentally connected 12v to the 5v pin UNO R3	6	82	July 12, 2025
Arduino UNO R3 Clone Showing as USB Composite Device (CH340 Issue) UNO R3	5	71	July 10, 2025
Uno R4 Matrix bounce game UNO R4 WiFi	7	1196	September 1, 2024
How to connect MQTT with TLS for Arduino R4 Wifi UNO R4 WiFi	4	1117	July 9, 2025
WiFi setCARoot certificate UNO R4 WiFi	12	1301	July 8, 2025
Uno Rev2 Wifi server/client connection problems UNO WiFi Rev2	10	79	July 7, 2025
SOLVED - Firmware update stuck UNO R4 WiFi	4	255	July 7, 2025
digitalWrite does not work on UNO R4 Wifi UNO R4 WiFi	8	66	July 7, 2025
R4 WIFI Logic Level UNO R4 WiFi	8	53	July 6, 2025
Failure to upload to r4wifi using template UNO R4 WiFi	3	32	July 6, 2025
Powering Uno R4 WiFi with External 5 volts UNO R4 WiFi	3	43	July 6, 2025
Arduino R4 minima dissembling UNO R4 Minima	2	51	July 1, 2025
UNO board heats up UNO R3	12	87	July 1, 2025
Arduino R4 BLE paired but not connect UNO R4 WiFi	0	21	June 30, 2025
Critical R4 WiFi defects and limitations to know before you waste your time UNO R4 WiFi	43	395	June 28, 2025
A broken USB chip UNO R3	39	134	June 27, 2025
Unable to find a matching cmsis-dap device - uno R4 WIFI UNO R4 WiFi	2	66	June 25, 2025
Text To Speech on Uno R4 wifi (Talkie not supported) UNO R4 WiFi	2	163	July 18, 2024