![Arduino mega 2560 CH340G Problems(please help!) - Interfacing w/ Software on the Computer - Arduino Forum Arduino mega 2560 CH340G Problems(please help!) - Interfacing w/ Software on the Computer - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/8/e/9/8e934cc73fa0bdb56163dba4c624ad5e8d3c7d0c.png)
Arduino mega 2560 CH340G Problems(please help!) - Interfacing w/ Software on the Computer - Arduino Forum
![avrdude: stk500v2_ReceiveMessage(): timeout" error on a MEGA 2560 - Installation & Troubleshooting - Arduino Forum avrdude: stk500v2_ReceiveMessage(): timeout" error on a MEGA 2560 - Installation & Troubleshooting - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/a/0/b/a0b0e9badd5cad52ee23bc01023eb209b222b14a_2_690x387.png)
avrdude: stk500v2_ReceiveMessage(): timeout" error on a MEGA 2560 - Installation & Troubleshooting - Arduino Forum
![arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de](https://dwaves.de/wp-content/uploads/2019/11/Arduino-IDE-cant-open-device-dev-ttyACM0-Permission-denied.png)
arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de
![arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de](https://dwaves.de/wp-content/uploads/2019/11/Arduino-IDE-inside-VirtualBox.jpg)
arduino mega IDE on VirtualBox vm – avrdude: ser_open(): can't open device “/dev/ttyACM0”: Permission denied | dwaves.de
I have a problem with an Arduino Mega 2560 R3 ( stk500_send(): failed to send command to serial port · Issue #7673 · arduino/Arduino · GitHub
I have a problem with an Arduino Mega 2560 R3 ( stk500_send(): failed to send command to serial port · Issue #7673 · arduino/Arduino · GitHub
![Arduino mega 2560 CH340G Problems(please help!) - Interfacing w/ Software on the Computer - Arduino Forum Arduino mega 2560 CH340G Problems(please help!) - Interfacing w/ Software on the Computer - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/8/e/9/8e934cc73fa0bdb56163dba4c624ad5e8d3c7d0c_2_690x387.png)