Other terminal emulators

GTKTerm: http://www.jls-info.com/julien/linux/ Graphical. Less powerful than Minicom, but with a simpler and more attractive interface. Available in recent distros.
CuteCom: http://cutecom.sourceforge.net/ Another graphical and user-friendly terminal emulator. Available in recent distros.
GNU Screen: can also be used on a serial console: screen <device> <baudrate> Example: screen /dev/ttyS0 115200

GTKTerm: http://www.jls-info.com/julien/linux/ Graphical. Less powerful than Minicom, but with a simpler and more attractive interface. Available in recent distros.