ECBC: Routine at ECBC
| ECBC | LD E,(HL) | 
| ECBD | INC HL | 
| ECBE | LD D,$00 | 
| ECC0 | PUSH HL | 
| ECC1 | LD HL,$EC5C | 
| ECC4 | ADD HL,DE | 
| ECC5 | ADD HL,DE | 
| ECC6 | ADD HL,DE | 
| ECC7 | LD A,(HL) | 
| ECC8 | OR A | 
| ECC9 | JR NZ,$ECF1 | 
| ECCB | LD (HL),$01 | 
| ECCD | INC HL | 
| ECCE | LD A,(IY-$0A) | 
| ECD1 | ADD A,(HL) | 
| ECD2 | DAA | 
| ECD3 | LD (IY-$0A),A | 
| ECD6 | INC HL | 
| ECD7 | LD A,(IY-$1E) | 
| ECDA | ADC A,(HL) | 
| ECDB | DAA | 
| ECDC | LD (IY-$1E),A | 
| ECDF | DEC HL | 
| ECE0 | LD A,($ECFF) | 
| ECE3 | ADD A,(HL) | 
| ECE4 | DAA | 
| ECE5 | LD ($ECFF),A | 
| ECE8 | INC HL | 
| ECE9 | LD A,($ECFE) | 
| ECEC | ADC A,(HL) | 
| ECED | DAA | 
| ECEE | LD ($ECFE),A | 
| ECF1 | POP HL | 
| ECF2 | JP $EAEB |