DC15: Routine at DC15
| DC15 | 
XOR A | 
| DC16 | 
LD L,A | 
| DC17 | 
LD H,A | 
| DC18 | 
RET | 
| DC19 | 
DEC DE | 
| DC1A | 
JR NZ,$DC5C | 
| DC1C | 
JR Z,$DC1E | 
| DC1E | 
NOP | 
| DC1F | 
NOP | 
| DC20 | 
CALL $DC6C | 
| DC23 | 
RET NZ | 
| DC24 | 
LD A,($A034) | 
| DC27 | 
CALL $D46C | 
| DC2A | 
LD A,(IX+$02) | 
| DC2D | 
AND A | 
| DC2E | 
JR Z,$DC4B | 
| DC30 | 
LD B,A | 
| DC31 | 
LD A,($A00A) | 
| DC34 | 
PUSH AF | 
| DC35 | 
LD A,$01 | 
| DC37 | 
LD ($D0DC),A | 
| DC3A | 
CALL $DD0B | 
| DC3D | 
LD A,($A00A) | 
| DC40 | 
CALL $D1B2 | 
| DC43 | 
POP BC | 
| DC44 | 
CALL $DD0B | 
| DC47 | 
XOR A | 
| DC48 | 
LD ($D0DC),A | 
| DC4B | 
OR $01 | 
| DC4D | 
RET | 
| DC4E | 
LD A,($A034) | 
| DC51 | 
CALL $D46C | 
| DC54 | 
JP $DCDD | 
| DC57 | 
LD C,E | 
| DC58 | 
JR NZ,$DCA8 | 
| DC5A | 
CALL C,$7EDD | 
| DC5D | 
NOP | 
| DC5E | 
LD ($A033),A | 
| DC61 | 
XOR A | 
| DC62 | 
LD ($A00F),A | 
| DC65 | 
DEC A | 
| DC66 | 
LD ($A034),A | 
| DC69 | 
JP $DD07 |