68K Resources:
ColdFire

Datasheets - User's & Programmer's Guides
ColdFire Overview [Motorola 2006 64p]
ColdFire 2-2M User's Manual [Motorola 1998 253p]
ColdFire 2-2M User's Manual Addendum [Motorola 1998 6p]
MCF5102 Product Brief [Motorola 1996 6p]
MCF5102 User's Manual [Motorola 1995 245p]
MCF5102 User's Manual Addendum [Motorola 1997 2p]
MCF5206 User's Manual [Motorola 1997 449p]
MCF5272 Fact Sheet [Motorola 2000 2p]
MCF5272 User's Manual Rev 0 [Motorola 2001 550p]
MCF5272 BGA 196-Pin Package [Motorola 1997 2p]
MCF5307 Product Brief [Motorola 1997 24p]
MCF5307 User's Manual Rev 2.0 [Motorola 2000 484p]
MCF5307 User's Manual Rev 2.0 Errata Rev 0 [Motorola 2001 7p]
MCF5307 User's Manual Rev 2.0 Errata Rev 4 [Motorola 2000 39p]
MCF5407 Fact Sheet [Motorola 2000 2p]
MCF5407 Product Brief Rev 3.1 [Motorola 2000 24p]
MCF5407 User's Manual Rev 0 [Motorola 2000 546p]
MCF5407 User's Manual Rev 0 Errata [Motorola 2000 28p]
ColdFire Programmer's Reference Manual Rev 1.0 [Motorola 1997 245p]
ColdFire Programmer's Reference Manual Rev 1.0 Addendum [Motorola 1998 4p]
ColdFire Programmer's Reference Manual Rev 2 [Motorola 2001 316p]
ColdFire Programmer's Reference Manual Rev 3 [Motorola 2005 332p]
  
Application Notes
AN1766 Using the SDRAM Controller on the MCF5307 [Motorola 1999 9p]
AN1802 Connecting the MCF5307 to 168-Pin Unbuffered SDRAM DIMMs [Motorola 1999 20p]
AN1856 Migrating from the MCF5307 to MCF5407 [Motorola 2000 48p]
AN2007 MCF5206 to MC68340 Gateway Reference Design [Motorola 2000 26p]
AN2008 MCF5307 to MC68EC020 Gateway Reference Design [Motorola 2000 20p]
  
Articles
Debug Support on the ColdFire Architecture [Motorola 1997 9p]
Interfacing the MCF5206e to 1Mbitx16 SDRAM [Motorola 2001 28p]