xxxx= additive status #1 in hexadecimal as:
union
{
unsigned int value;
struct
{
unsigned char permissive_out:1; // permissive out output status
unsigned char feedback_status:1; // additive feedback input status
unsigned char wm_clear_errors:1; // command to clear errors
unsigned char unused1_3:1; // future use
unsigned char unused1_4:1; // future use
unsigned char unused1_5:1; // future use
unsigned char unused1_6:1; // future use
unsigned char unused1_7:1; // future use
unsigned char unused1_8:1; // future use
unsigned char unused1_9:1; // future use
unsigned char unused1_10:1; // future use
unsigned char unused1_11:1; // future use
unsigned char unused1_12:1; // future use
unsigned char unused1_13:1; // future use
unsigned char unused1_14:1; // future use
unsigned char unused1_15:1; // future use
} flags:
} additive_status_1;