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Routines |
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It all starts here when the Spectrum is powered on.
The maskable interrupt is disabled and the DE register pair set to hold the 'top of possible RAM'.
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START | 00000 | DI | Disable the 'keyboard interrupt'. | ||||
00001 | XOR A | 0 for start (but 255 for 'NEW'). | |||||
00002 | LD DE,65535 | Top of possible RAM. | |||||
00005 | JP START_NEW | Jump forward. |
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