lui     $s0,            0x4000
    addi    $s0,            $s0,        0x10
main_loop:
    addi    $s1,            $zero,      0x15b
    sw      $s1,            0($s0)
    jal     wait_for_time

    addi    $s1,            $zero,      0x177
    sw      $s1,            0($s0)
    jal     wait_for_time
    j       main_loop

wait_for_time:
    lui     $t0,            0xf
    addi    $t0,            $t0,        0x7fff
wait_loop:
    addi    $t0,            $t0,        -1
    bgtz    $t0,            wait_loop
    jr      $ra