\x11\xe9\x03\x0e0i+~\xfe \xd4\x00\x80 \xf7\x0c#~60<\xb6\xb90\xf6w\x1bz\xb3 \xe4v 0
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H LD DE,003E9H ;0000 11 E9 03 . . . LD C,030H ;0003 0E 30 . 0 LD L,C ;0005 69 I DEC HL ;0006 2B + LD A,(HL) ;0007 7E ~ CP 00AH ;0008 FE 0A . . CALL NC,08000H ;000A D4 00 80 . . . JR NZ,$-7 ;000D 20 F7 . INC C ;000F 0C . INC HL ;0010 23 # LD A,(HL) ;0011 7E ~ LD (HL),030H ;0012 36 30 6 0 INC A ;0014 3C < OR (HL) ;0015 B6 . CP C ;0016 B9 . JR NC,$-8 ;0017 30 F6 0 . LD (HL),A ;0019 77 W DEC DE ;001A 1B . LD A,D ;001B 7A Z OR E ;001C B3 . JR NZ,$-26 ;001D 20 E4 . HALT ;001F 76 V LD A,(BC) ;0020 0A . DEFB 030H ;0021 30 0