\xcd\x03\x800\x01v\xd6`G\xc6`\xff\x10\xfd> \xe5
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 NC,$+3 ;0003 30 01 0 . HALT ;0005 76 V SUB 060H ;0006 D6 60 . ` LD B,A ;0008 47 G ADD A,060H ;0009 C6 60 . ` RST 38H ;000B FF . DJNZ $-1 ;000C 10 FD . . LD A,00AH ;000E 3E 0A > . PUSH HL ;0010 E5 .