Arduino clone broad, UNO not be able to download ? missing the DTR reset - xiaolaba/UNO-R1-R3-reset-circuitry. Arduino clone broad, ... and protection diode for RESET pin // as DTR always low during ...

Two versions of the new 32-bit Arduino UNO board will be offered: UNO R4 WiFi and UNO R4 Minima with the only difference being the former getting an ESP32-S3 module for wireless connectivity. Arduino ...