\xc5\xcd\x03\x800\x01v\xfe (\x02>0
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H PUSH BC ;0000 C5 . CALL 08003H ;0001 CD 03 80 . . . JR NC,$+3 ;0004 30 01 0 . HALT ;0006 76 V CP 00AH ;0007 FE 0A . . JR Z,$+4 ;0009 28 02 ( . LD A,030H ;000B 3E 30 > 0