/* 2450 A/D */
static ZERO_OR_ERROR FS_volts(struct one_wire_query *owq)
{
struct parsedname *pn = PN(owq);
int resolution ;
int range ;
_FLOAT V[4] ;
switch ( pn->selected_filetype->data.i ) {
case r_2V_8bit:
range = 2 ;
resolution = 8 ;
break ;
case r_5V_8bit:
range = 5 ;
resolution = 8 ;
break ;
case r_2V_16bit:
range = 2 ;
resolution = 16 ;
break ;
case r_5V_16bit:
default:
range = 5 ;
resolution = 16 ;
break ;
}
if ( BAD( OW_set_resolution( resolution, pn ) ) ) {
return -EINVAL ;
}
if ( BAD( OW_set_range( range, pn ) ) ) {
return -EINVAL ;
}
// Start A/D process if needed
if ( BAD( OW_convert( OWQ_SIMUL_TEST(owq), (int)(.5+.16+4.*resolution*.08), pn) )) {
return -EINVAL ;
}
if ( BAD( OW_volts( V, pn ) )) {
return -EINVAL ;
}
switch ( pn->selected_filetype->data.i ) {
case r_2V_8bit:
case r_2V_16bit:
OWQ_array_F(owq, 0) = V[0]*.5;
OWQ_array_F(owq, 1) = V[1]*.5;
OWQ_array_F(owq, 2) = V[2]*.5;
OWQ_array_F(owq, 3) = V[3]*.5;
break ;
case r_5V_8bit:
case r_5V_16bit:
default:
OWQ_array_F(owq, 0) = V[0];
OWQ_array_F(owq, 1) = V[1];
OWQ_array_F(owq, 2) = V[2];
OWQ_array_F(owq, 3) = V[3];
break ;
}
return 0 ;
}
static ZERO_OR_ERROR FS_volts(struct one_wire_query *owq)
{
return GB_to_Z_OR_E(OW_volts(&OWQ_F(owq), PN(owq))) ;
}
