\x01\xf7\x11\x14\x0c \x01\xeb\xcd\x03\x80)\x1f0\x01\x19\x10\xf2A)\x17\xff\x0f\x10\xfav
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H LD BC,011F7H ;0000 01 F7 11 . . . INC D ;0003 14 . INC C ;0004 0C . JR NZ,$+3 ;0005 20 01 . EX DE,HL ;0007 EB . CALL 08003H ;0008 CD 03 80 . . . ADD HL,HL ;000B 29 ) RRA ;000C 1F . JR NC,$+3 ;000D 30 01 0 . ADD HL,DE ;000F 19 . DJNZ $-12 ;0010 10 F2 . . LD B,C ;0012 41 A ADD HL,HL ;0013 29 ) RLA ;0014 17 . RST 38H ;0015 FF . RRCA ;0016 0F . DJNZ $-4 ;0017 10 FA . . HALT ;0019 76 V