The example for the settings should modified to included ","
on the main page http://code.google.com/p/django-firebird/

here is are my settings

DATABASES = {
  'default': {  
      'ENGINE' : 'firebird',
      'NAME' : '/var/lib/firebird/2.5/data/firedjango.fdb', # Path to database or db alias
      'USER' : 'SYSDBA',           # Your db user
      'PASSWORD' : 'masterkey',    # db user password
      'HOST' : '127.0.0.1',        # Your host machine
      'PORT' : '3050',             # If is empty, use default 3050
      #'OPTIONS' : {'charset':'ISO8859_1'}  #If is not defined, use default UNICODE_FSS
        }