.binid D500XEEG3
.little
.baseload 0x10000000

.start 0x10F35B68
PUSH {R4,R5,LR}
MOV R5,0
CIKL:
LDRB R4,[R0]
CMP R4,0
BEQ EXIT
ADD R0,1
ADD R5,1
B CIKL

EXIT:
MOV R0,R5
POP {R4,R5,PC}