Skool Daze Routines
29148: Make teacher wipe blackboard (1)
The address of this routine is placed into bytes 105 and 106 of a teacher's buffer by the routine at 32048.
H Teacher's character number (163-166)
29148 CALL 28968 A=identifier of the blackboard the teacher is next to
29151 JR 29160 Jump over the unused code remnants at 29153 (which apparently would have made the teacher skip wiping the board if it was already clean)