I am using a r4 minima. I can connect and upload to minima but i cant open the Serial monitor. It says:
Arduino: 1.8.19 (Windows 8), Board: "Arduino UNO R4 Minima"
Sketch uses 33740 bytes (12%) of program storage space. Maximum is 262144 bytes.
Global variables use 2524 bytes (7%) of dynamic memory, leaving 30244 bytes for local variables. Maximum is 32768 bytes.
C:\Users\HP\AppData\Local\Arduino15\packages\arduino\tools\dfu-util\0.11.0-arduino5/dfu-util --device 0x2341:0x0069,:0x0369 -D C:\Users\HP\AppData\Local\Temp\arduino_build_630036/Blink.ino.bin -a0 -Q
dfu-util 0.11-arduino4
Copyright 2005-2009 Weston Schmidt, Harald Welte and OpenMoko Inc.
Copyright 2010-2021 Tormod Volden and Stefan Schmidt
This program is Free Software and has ABSOLUTELY NO WARRANTY
Please report bugs to http://sourceforge.net/p/dfu-util/tickets/
Opening DFU capable USB device...
Device ID 2341:0069
Run-Time device DFU version 0101
Claiming USB DFU (Run-Time) Interface...
Setting Alternate Interface zero...
Determining device status...
DFU state(0) = appIDLE, status(0) = No error condition is present
Device really in Run-Time Mode, send DFU detach request...
Device will detach and reattach...
Opening DFU USB Device...
Claiming USB DFU Interface...
Setting Alternate Interface #0 ...
Determining device status...
DFU state(2) = dfuIDLE, status(0) = No error condition is present
DFU mode device DFU version 0101
Device returned transfer size 64
Copying data from PC to DFU device
Download [=========================] 100% 33740 bytes
Download done.
DFU state(7) = dfuMANIFEST, status(0) = No error condition is present
DFU state(2) = dfuIDLE, status(0) = No error condition is present
Done!
Board at is not available
I saw that it may be a driver issue but i tried installing the driver multiple times.
In the IDE Tools>Port is greyed out so I cant select the port.