.text
.arm
.global _start
_start:
        b reset
        b loop
        b loop
        b loop
        b loop
        nop
        b loop
        b loop

/* ==============================
*  TEST CODE
*  ==============================
*/
reset:
        mov r3,#0x7F
        mov r4,#7 @ verificar el bit 7 
        
        mov r0,#0x01
        tst r3,r0,lsl r4
        orreq r6,r6,#(1<<16)
loop:   b loop

        .end