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Routines |
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| A771 | PUSH IX | Stash IX on the stack. | ||
| A773 | CALL $A66C | Call A66C. | ||
| A776 | EX DE,HL | Exchange the DE and HL registers. | ||
| A777 | LD A,L | Call A5C4 if HL is not zero. | ||
| A778 | OR H | |||
| A779 | CALL NZ,$A5C4 | |||
| A77C | POP IX | Restore IX from the stack. | ||
| A77E | XOR A | A=00. | ||
| A77F | RET | Return. | ||
| Prev: A75B | Up: Map | Next: A780 |