Skool Daze Routines
45170: Get LSB of message address for main character's name
Used by the routine at 45288.
B 1-8 (corresponding to one of the eight main characters)
45170 LD A,8
45172 SUB B
45173 LD C,A C=8-B
45174 ADD A,A
45175 ADD A,A
45176 ADD A,A A=8*(8-B)
45177 SUB C A=7*(8-B)
45178 ADD A,A
45179 ADD A,128 A=128+14*(8-B)
45181 LD L,A Place this LSB in L
45182 RET