\xcd\x03\x808*\xf53\xf5\xfe \xcc\x10\x00\xf1\xc5\xc3!\x09\x009~\x17\x17\x17\x17\xf6\x0f+\xa6\xc8\xd6\x13\xd0<> \xff>A \x02\xee\x11\xff>M\x18v
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H CALL 08003H ;0000 CD 03 80 . . . JR C,$+44 ;0003 38 2A 8 * PUSH AF ;0005 F5 . INC SP ;0006 33 3 PUSH AF ;0007 F5 . CP 00AH ;0008 FE 0A . . CALL Z,00010H ;000A CC 10 00 . . . POP AF ;000D F1 . PUSH BC ;000E C5 . JP 00921H ;000F C3 21 09 . ! . NOP ;0012 00 . ADD HL,SP ;0013 39 9 LD A,(HL) ;0014 7E ~ RLA ;0015 17 . RLA ;0016 17 . RLA ;0017 17 . RLA ;0018 17 . OR 00FH ;0019 F6 0F . . DEC HL ;001B 2B + AND (HL) ;001C A6 . RET Z ;001D C8 . SUB 013H ;001E D6 13 . . RET NC ;0020 D0 . INC A ;0021 3C < LD A,020H ;0022 3E 20 > RST 38H ;0024 FF . LD A,041H ;0025 3E 41 > A JR NZ,$+4 ;0027 20 02 . XOR 011H ;0029 EE 11 . . RST 38H ;002B FF . LD A,04DH ;002C 3E 4D > M JR $+120 ;002E 18 76 . V