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Routines |
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The address of this interruptible subcommand routine is placed into bytes 0x09 and 0x0A of the buffer of the teacher who is taking ERIC's class by the routine at F100. It is used to make EINSTEIN tell a tale.
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| F017 | LD A,E | A=message number for EINSTEIN | ||||||||
| F018 | LD ($D00B),A | Place this in byte 0x0B of EINSTEIN's buffer | ||||||||
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The address of this entry point is placed into bytes 0x09 and 0x0A of the buffer of the teacher who is taking ERIC's class by the routine at F100. It is used to make EINSTEIN answer the teacher's question.
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| F01B | EX DE,HL | |||||||||
| F01C | LD HL,$7F80 | Set bit 3 at 7F80 to indicate that it's EINSTEIN's turn to speak | ||||||||
| F01F | SET 3,(HL) | |||||||||
| F021 | EX DE,HL | |||||||||
| F022 | LD L,$09 | Replace the address of this routine in bytes 0x09 and 0x0A of the teacher's buffer with F026 (below) | ||||||||
| F024 | LD (HL),$26 | |||||||||
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This entry point is used while the teacher is waiting for EINSTEIN to finish speaking.
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| F026 | LD A,($7F80) | Has EINSTEIN finished speaking yet? | ||||||||
| F029 | BIT 3,A | |||||||||
| F02B | RET NZ | Return if not | ||||||||
| F02C | JP $6390 | Otherwise terminate this interruptible subcommand, thus restoring control to the main routine at F100 | ||||||||
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