component sim "just messing about";
pin in u32 pin1;
option extra_setup;
function _;
variable unsigned *pin2;
license "GPL";
author "andypugh";
;;

FUNCTION(_){
*pin2 = pin1;
}

EXTRA_SETUP(){
int ret = hal_pin_u32_new("this_is-a_pin", HAL_OUT, &pin2, comp_id);
return ret;
}