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This module saves the core 6809 state. You will find a clock value there. All other modules save their own clock values relative to this value. However, the drive modules save their clocks relative to their appropriate CPUs of course.
Type | Name | Description |
DWORD | CLK | the current CPU clock value. All other clock values are relative to this. |
WORD | X | The X register |
WORD | Y | The Y register |
WORD | U | The U register |
WORD | PC | The Program Counter register |
BYTE | DP | The Direct Page register |
BYTE | CC | The Condition Code register |
BYTE | A | The A register |
BYTE | B | The B register |
The following are for 6309 compatibility: | ||
WORD | V | The V register |
BYTE | E | The E register |
BYTE | F | The F register |