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Routines |
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Used by the routine at ERROR_1.
The return address to the interpreter points to the 'DEFB' that signifies which error has occurred. This 'DEFB' is fetched and transferred to ERR-NR.
The machine stack is cleared before jumping forward to clear the calculator stack.
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| ERROR_2 | 0053 | POP HL | The address on the stack points to the error code. | |||||
| 0054 | LD L,(HL) | |||||||
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This entry point is used by the routine at TEST_ROOM.
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| ERROR_3 | 0055 | LD (IY+$00),L | It is transferred to ERR-NR. | |||||
| 0058 | LD SP,($5C3D) | The machine stack is cleared by setting the stack pointer to ERR-SP before exiting via SET_STK. | ||||||
| 005C | JP SET_STK | |||||||
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