9.1    Hardware memory map                         203
9.2    Software memory map                         204
9.2.1  Absolute addresses of the operating system  204
9.2.2  Exception vectors                           204
9.2.3  Kickstart ROM                               205
9.3    The real-time clock                         207
9.4    Start-up diagnostics                        208
9.4.1  Boot ROM and Kickstart                      208
9.4.2  The keyboard                                210