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UNO R4 Wifi, comms as ESP32 device but not as Arduino UNO R4 Wifi
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14
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143
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September 19, 2025
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Arduino ADC calibration
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3
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54
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September 19, 2025
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Learned the hard way -- don't turn off TX & RX LEDs
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9
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168
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September 17, 2025
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Trying to modify Fast PWM frequencies on the fly within a running program
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4
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49
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September 17, 2025
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I can't update the firmware on my Arduino Uno R4 WiFi
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25
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8148
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September 14, 2025
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Code is not uploading on Arduino Uno R4 Wifi taking forever to upload
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13
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144
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September 7, 2025
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New Product Request
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4
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74
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September 6, 2025
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ArduinoOTA upload fails: "Internal Server Error"
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7
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33
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July 24, 2025
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Arduino R4 Wifi-RTC-Event
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6
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80
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August 29, 2025
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I need some direction for Uno R4 Wifi
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10
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72
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August 28, 2025
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Checking my code for Bluetooth connectivity issues
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1
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29
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August 27, 2025
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R4WiFi core installation with arduino-cli?
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2
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38
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August 25, 2025
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Arduino R4 WiFi suddenly stopped working as USB HID
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3
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61
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August 25, 2025
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Spare pins with R4 and DIYables 3.5 TFT touch Displa
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5
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48
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August 21, 2025
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I can't add Uno R4 Wifi board to arduino cloud
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14
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107
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August 20, 2025
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R4 WiFi not recognized by PC
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3
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303
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August 17, 2025
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Example sketch fails to get ip
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6
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84
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August 13, 2025
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Connecting Arduino Uno R4 Wifi with network
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25
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261
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August 12, 2025
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1200bps invalid serial port error on uno r4 wifi
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17
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121
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August 11, 2025
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ILI9488 TFT touch screen with Arduino Uno R4 WiFi not responding
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4
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215
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August 9, 2025
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Random() is much too slow
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22
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326
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August 8, 2025
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UNO R4 DAC Resolution
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5
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353
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August 5, 2025
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Arduino Uno WiFi R4 Hardware SPI Issue: ILI9341 TFT & XPT2046 Touch (Works on Standard Arduino Uno)
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3
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164
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August 2, 2025
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SGP40 (Qwiic) not detected by UNO R4 Wifi
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8
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76
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July 26, 2025
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Sending OSC not working on UNO R4 WiFi
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3
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99
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July 22, 2025
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Serial communication artifacts between Arduino UNO R4 and UNO R3
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10
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140
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July 21, 2025
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Arduino UNO R4 Wi-Fi | LED Problems on Led Matrix
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2
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81
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July 21, 2025
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Chromebook support for Arduino UNO R4 WiFi
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6
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519
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May 28, 2024
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Timer use with FspTimer
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8
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247
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July 18, 2025
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Uno R4 WiFi - JST header no SDA or SCL
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4
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98
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July 14, 2025
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