How to use Serial Console

By default, the EDK II is configured to use the serial console and the booting messages can also be output. Before starting the procedures, please prepare USB to RS232 Female DB9 Serial Converter Cable in advance.

Plug the USBtoRS232 adapter cable to your host machine & Ampere Altra Developer Platform


If your host machine is Linux Environment

  • Type this command to list the USB devices: lsusb

    sushi@Sushi:~$ lsusb
    Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
    Bus 001 Device 011: ID 0403:6001 Future Technology Devices International, Ltd FT232 Serial (UART) IC

  • Once detected, the devices will be under the /dev/ path to see if the interface is visible with this command: ls /dev/ttyUSB0

  • If you are installing a Minicom serial device then you would do the following:

    sudo apt-get install minicom

    sudo minicom -s

  • Go to [Serial Port Setup] in the Configure minicom application
  • Press A and then edit to /dev/ttyUSB0
  • Press E and then edit to 115200 8N1
  • Go to [Exit]

  • Then power on Ampere Altra Developer Platform and you will get the booting messages from Serial Console


If your Host machine is Windows Environment

  • The common terminal software is putty. Putty is for free to download.

  • After execute it, please configure the following parameters

  • Select Connection type to Serial.

  • Modify Serial line to the COM port which is found in the device manager

  • Set speed to 115200.

  • Click Open button to enable the serial connection through Putty in Windows host