OEL TTX2000 Issue 2.3 | Routines |
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Used by the routine at handle_keypress.
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toggle_bright | 0FFB | PUSH AF | Toggle bit 6 of bright_attr (bright bit). | |
0FFC | LD A,(bright_attr) | |||
0FFF | XOR $40 | |||
1001 | LD (bright_attr),A | |||
1004 | CALL decode_page | Call decode_page and return. | ||
1007 | POP AF | |||
1008 | RET |
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