Skip to main content

How to log in to Raspberry Pi OS/ Ubuntu OS or other OS using a USB to serial converter

If you have a USB to Serial Converter, you can use the following steps to log in to Raspberry Pi OS

Connect jumper wires from a USB to Serial Converter to the UART pins on the 40-pin GPIO header of the reTerminal as follows

pir

Now let's configure the software on the computer. Please follow according to your operating system

For Windows​

  • Step 1. Connect the USB to Serial Converter to the PC

  • Step 2. Open Device Manager by typing Device Manager in the windows search box

  • Step 3. Click on the drop-down arrow from Ports (COM & LPT) and find the name of the connected serial port (ex: COM7)

pir

  • Step 4. Download and install Putty by visiting this link

Note: Putty is an SSH and telnet client where you can use it to connect to the reTerminal via SSH. You can skip this step if you already have Putty installed

  • Step 5. Open Putty to connect the PC to the reTerminal

  • Step 6. Select Serial under the Connection Type

  • Step 7. Configure the settings as follows:

    • Serial line: COM7 (choose your COM port)
    • Speed: 9600

pir

  • Step 8. Click Open

  • Step 9. On the Putty window, enter the login details as follows

- Username: pi
- Password: raspberry
  • Step 10. If you have sucessfully logged into the Raspberry Pi OS, you will see the following output

pir

For Mac/Linux​

  • Step 1. Connect the USB to Serial Converter to the PC

  • Step 2. Open a terminal window on Mac/Linux

  • Step 3. Type the following to update the packages list

sudo apt-get update
  • Step 4. Type the following to install minicom
sudo apt-get install minicom
  • Step 5. Type the following in the terminal to view the connected serial devices
dmesg | grep tty

Ex:
[ 1562.048241] cdc_acm 1-3:1.0: ttyACM0: USB ACM device

  • Step 6. Connect to the serial device by typing the following
minicom -D /dev/ttyACM0 -b 9600

Note: The baud rate is set to 9600

  • Step 7. After the hardware connections mentioned above, turn on the power from the wall power socket to power on the reTerminal

Now you have successfully logged into Raspberry Pi OS!

Loading Comments...