Skip to main content
Ask Different

Return to Question

Bumped by Community user
edited tags
Link
Jazzy
Jazzy
  • 121
  • 1
  • 3
added 8 characters in body
Source Link
Jazzy
Jazzy
  • 121
  • 1
  • 3

I am accessing an MCUa micontroller that's running linux off the SD card and is connected to my Mac via USB cable, but when I try to access it serially via minicom, it errors out:

minicom: cannot open /dev/disk3: Resource busy

How do you know what application is using this disk? I tried using lsof but not sure if I find something that's using disk3. What am I missing?

I am accessing an MCU that's running linux off the SD card and is connected to my Mac via USB cable, but when I try to access it serially via minicom, it errors out:

minicom: cannot open /dev/disk3: Resource busy

How do you know what application is using this disk? I tried using lsof but not sure if I find something that's using disk3. What am I missing?

I am accessing a micontroller that's running linux off the SD card and is connected to my Mac via USB cable, but when I try to access it serially via minicom, it errors out:

minicom: cannot open /dev/disk3: Resource busy

How do you know what application is using this disk? I tried using lsof but not sure if I find something that's using disk3. What am I missing?

Source Link
Jazzy
Jazzy
  • 121
  • 1
  • 3

Accessing an MCU via minicom but it keeps saying Resource Busy

I am accessing an MCU that's running linux off the SD card and is connected to my Mac via USB cable, but when I try to access it serially via minicom, it errors out:

minicom: cannot open /dev/disk3: Resource busy

How do you know what application is using this disk? I tried using lsof but not sure if I find something that's using disk3. What am I missing?