Welcome to the GNU Development chain for the Motorola 68HC11 & 68HC12 micro-controllers. The cross compiler works on any host supported by GNU tools (Solaris, GNU/Linux, FreeBSD, HP/UX, MacOS X, Windows,...).

The GNU Development Chain is very complete and integrates:

  • The GNU C, C++, compiler (GCC 3.0.4)
  • The GNU Binutils 2.12.1 (as, ld, ar, objcopy, ...)
  • The GNU Debugger (GDB 5.2.1)
  • The NEWLIB libraries (libc, libgloss, libm)
This development chain and the main components it is based on are distributed under the terms of the GNU Public License.

Release 2.2 is the latest stable release of this HC11/HC12 development chain.
It is available in source and binary forms for Linux and Windows.

Alpha Release 2.90 is the latest development release of this HC11/HC12 development chain. It is available in source form and binary form for Linux and Windows.


News
- Oct 5, 2003
 Alpha Release 2.90 of the GNU Development Chain for 68HC11/68HC12 is available. It is based on Binutils 2.14, Gcc 3.3.1, Gdb 5.2.1 and Newlib 1.11.0.
- May 1, 2003
 Release 2.2 of the GNU Development Chain for 68HC11/68HC12 is available.
- Feb 22, 2003
 gnu-m68hc11 mailing list reached 500 members.
- Feb 21, 2003
 New FAQ with user webnotes support. How to contribute.
- Feb 16, 2003
 New snapshot with 68HC12 far trampoline support and 68HC11 memory paging is available ( gcc-3.0.4-m68hc1x-20030216.diffs.gz, binutils-2.12.1-m68hc1x-20030216.diffs.gz).
- Jan 4, 2003
 Release 2.1.1 of the GNU Development Chain for 68HC11/68HC12 is available.
- Nov 18, 2002
  Rob Barris wrote a perl script that automate the download and build of the tool chain for MacOS X 10.2. perl builder for r2.1
  And Mike Gruber provides a shell builder for r2.1 build.script.2.1
- Nov 17, 2002
 Release 2.1 of the GNU Development Chain for 68HC11/68HC12 is available.
- Sep 20, 2002
 Release 2.0 of the GNU Development Chain for 68HC11/68HC12 is available.
- Sep 17, 2002
 Examples web pages are now updated to reflect GEL 1.4 sources.
- Sep 7, 2002
 Timothy Housel wrote an HC12 single precision floating point library float.s.
- Aug 14, 2002
 The 68HC12 tool chain now supports far calls (memory banks).
- Jul 24, 2002
 The 68HC11/68HC12 port is now integrated in the official Newlib distribution.
- Jul 6, 2002
  Savannah 68HC11/68HC12 project created.
- Old news