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This commit is contained in:
David Schleef 2000-09-05 18:55:29 +00:00
parent 31a3da0f21
commit 6ea8ceeb7a
1 changed files with 136 additions and 28 deletions
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164
comedi_calibrate/comedi_calibrate.c
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@ -164,12 +164,28 @@ int main(int argc, char *argv[])
return 0;
}
double ni_get_reference(int lsb_loc,int msb_loc)
{
int lsb,msb;
int uv;
double ref;
lsb=read_eeprom(lsb_loc);
msb=read_eeprom(msb_loc);
printf("lsb=%d msb=%d\n",read_eeprom(425),read_eeprom(426));
uv=lsb | (msb<<8);
if(uv>=0x8000)uv-=0x10000;
ref=5.000+1.0e-6*uv;
printf("ref=%g\n",ref);
return ref;
}
void cal_ni_mio_E(void)
{
char *boardname;
double ref;
int uv;
int i;
boardname=comedi_get_board_name(dev);
@ -185,22 +201,19 @@ void cal_ni_mio_E(void)
1 AI post-gain offset 8.1e-4
2 AI unipolar offset 7.9e-4
3 AI gain
4 AO
5 AO
6 AO
7 A0
8 AO
9 AO
4 AO 0 -1.2e-4 -1.2e-4
5 AO 0 -8.0e-4 -8.0e-4
6 AO 0 1.9e-4 -3.8e-7
7 AO 1 -8.0e-5 -1.2e-4
8 AO 1 -7.9e-4 -7.9e-4
9 AO 1 1.9e-4 3.0e-7
10 analog trigger
11 unknown
*/
printf("last factory calibration %02d/%02d/%02d\n",
read_eeprom(508),read_eeprom(507),read_eeprom(506));
printf("lsb=%d msb=%d\n",read_eeprom(425),read_eeprom(426));
ref=5.000+(1e-6*(read_eeprom(425)+read_eeprom(426)));
printf("ref=%g\n",ref);
ref=ni_get_reference(425,426);
reset_caldacs();
@ -219,7 +232,18 @@ void cal_ni_mio_E(void)
chan_cal(5,3,0,5.0);
chan_cal(5,3,0,5.0);
return;
printf("ao 0 offset\n");
comedi_data_write(dev,1,0,0,0,2048);
chan_cal(2,4,0,0.0);
chan_cal(2,5,0,0.0);
printf("ao 0 gain\n");
comedi_data_write(dev,1,0,0,0,3072);
chan_cal(6,6,0,0.0);
chan_cal(6,6,0,0.0);
comedi_data_write(dev,1,0,0,0,2048);
//return;
}
if(!strcmp(boardname,"at-mio-16e-10")){
/*
@ -241,10 +265,7 @@ void cal_ni_mio_E(void)
printf("last factory calibration %02d/%02d/%02d\n",
read_eeprom(508),read_eeprom(507),read_eeprom(506));
printf("lsb=%d msb=%d\n",read_eeprom(423),read_eeprom(424));
ref=5.000+(0.001*(read_eeprom(423)+read_eeprom(424)));
printf("ref=%g\n",ref);
ref=ni_get_reference(423,424);
reset_caldacs();
@ -302,12 +323,7 @@ void cal_ni_mio_E(void)
printf("last factory calibration %02d/%02d/%02d\n",
read_eeprom(508),read_eeprom(507),read_eeprom(506));
printf("lsb=%d msb=%d\n",read_eeprom(430),read_eeprom(431));
uv=read_eeprom(430)+256*read_eeprom(431);
if(uv>=0x8000)uv-=0x10000;
ref=5.000+1.0e-6*uv;
printf("ref=%g\n",ref);
ref=ni_get_reference(430,431);
reset_caldacs();
@ -365,12 +381,7 @@ void cal_ni_mio_E(void)
printf("last factory calibration %02d/%02d/%02d\n",
read_eeprom(508),read_eeprom(507),read_eeprom(506));
printf("lsb=%d msb=%d\n",read_eeprom(446),read_eeprom(447));
uv=read_eeprom(446)+256*read_eeprom(447);
if(uv>=0x8000)uv-=0x10000;
ref=5.000+1.0e-6*uv;
printf("ref=%g\n",ref);
ref=ni_get_reference(446,447);
reset_caldacs();
@ -396,7 +407,67 @@ void cal_ni_mio_E(void)
return;
}
if(!strcmp(boardname,"pci-mio-16xe-50")){
/*
* results of channel dependence test:
*
* [0] [1] [2] [3] [8]
* offset, lo 1.6e-5 2.0e-7
* offset, hi 1.6e-7 1.8e-7
* offset, unip
* ref -4.5e-5 -2.9e-6 1.6e-5* 5.5e-7
*
* thus, 2 is postgain offset, 8 is pregain, 0 is
* unipolar offset, 1 is gain
*
* layout
*
* 0 AI unipolar offset 7.4e-4
* 1 AI gain -5.4e-6
* 2 AI postgain offset 1.5e-4
* 3 unknown
* 4 AO
* 5 AO
* 6 AO
* 7 AO
* 8 AI pregain offset 2.5e-7
* 9 unknown
* 10 unknown
*/
printf("last factory calibration %02d/%02d/%02d\n",
read_eeprom(508),read_eeprom(507),read_eeprom(506));
ref=ni_get_reference(437,438);
reset_caldacs();
printf("postgain offset\n");
ni_mio_ai_postgain_cal_2(0,2,0,3,100.0);
printf("pregain offset\n");
chan_cal(0,8,3,0.0);
chan_cal(0,8,3,0.0);
#if 0
printf("unipolar offset\n");
chan_cal(0,0,4,0.0);
chan_cal(0,0,4,0.0);
#endif
printf("gain offset\n");
chan_cal(5,0,0,5.0);
chan_cal(5,1,0,5.0);
chan_cal(5,1,0,5.0);
printf("results (offset)\n");
for(i=0;i<16;i++){
read_chan(0,i);
}
return;
}
#if 0
{
int n_ranges;
@ -421,7 +492,44 @@ void cal_ni_mio_E(void)
/* voltage reference */
printf("channel dependence 5 range 0\n");
channel_dependence(5,0);
}
#endif
#if 0
{
int n_ranges;
printf("please send this output to <ds@stm.lbl.gov>\n");
printf("%s\n",comedi_get_board_name(dev));
n_ranges=comedi_get_n_ranges(dev,ad_subdev,0);
comedi_data_write(dev,1,0,0,0,2048);
/* ao0 offset */
printf("channel dependence ao0=0 range 0\n");
channel_dependence(2,0);
comedi_data_write(dev,1,0,0,0,3072);
/* ao gain */
printf("channel dependence ao0=5V range 0\n");
channel_dependence(6,0);
comedi_data_write(dev,1,0,0,0,2048);
comedi_data_write(dev,1,1,0,0,2048);
/* ao0 offset */
printf("channel dependence ao1=0 range 0\n");
channel_dependence(3,0);
comedi_data_write(dev,1,1,0,0,3072);
/* ao gain */
printf("channel dependence ao1=5V range 0\n");
channel_dependence(7,0);
comedi_data_write(dev,1,1,0,0,2048);
}
#endif
}