Spectrum ROM | Routines |
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This subroutine is common to both saving and loading.
The border is set to its original colour and the BREAK key tested for a last time.
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SA_LD_RET | 01343 | PUSH AF | Save the carry flag. (It is reset after a loading error.) | ||||
01344 | LD A,(23624) | Fetch the original border colour from its system variable (BORDCR). | |||||
01347 | AND 56 | ||||||
01349 | RRCA | Move the border colour to bits 2, 1 and 0. | |||||
01350 | RRCA | ||||||
01351 | RRCA | ||||||
01352 | OUT (254),A | Set the border to its original colour. | |||||
01354 | LD A,127 | Read the BREAK key for a last time. | |||||
01356 | IN A,(254) | ||||||
01358 | RRA | ||||||
01359 | EI | Enable the maskable interrupt. | |||||
01360 | JR C,SA_LD_END | Jump unless a break is to be made. | |||||
Report D - BREAK-CONT repeats.
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01362 | RST 8 | Call the error handling routine. | |||||
01363 | DEFB 12 | ||||||
Continue here.
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SA_LD_END | 01364 | POP AF | Retrieve the carry flag. | ||||
01365 | RET | Return to the calling routine. |
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