RTD Embedded Technologies, Inc. | www.rtd.com vii DM35425HR User’s Manual
BDM610010047 Rev G
7 Calibration 54
7.1 Required Equipment ................................................................................................................................................................. 54
7.2 ADC Calibration ........................................................................................................................................................................ 55
7.2.1 Bipolar Calibration 55
Bipolar Range Adjustment: -5 to +5 V 55
Bipolar Range Adjustment: -10 to +10 V 55
Bipolar Range Ideal Bit Weight 55
7.2.2 Unipolar Calibration 55
Unipolar Range Ideal Bit Weight 56
7.2.3 Gain Adjustment 56
7.3 DAC Calibration ........................................................................................................................................................................ 57
8 Troubleshooting 58
9 Additional Information 59
9.1 PC/104 Specifications ............................................................................................................................................................... 59
9.2 PCI and PCI Express Specification .......................................................................................................................................... 59
10 Limited Warranty 60
Table of Figures
Figure 1: Channel FFT ............................................................................................................................................................................................ 13
Figure 2: Histogram ................................................................................................................................................................................................ 13
Figure 3: Board Dimensions ................................................................................................................................................................................... 14
Figure 4: Board Connections .................................................................................................................................................................................. 15
Figure 5: Example 104™Stack ............................................................................................................................................................................... 18
Figure 6: IDAN Dimensions .................................................................................................................................................................................... 19
Figure 7: Example IDAN System ............................................................................................................................................................................ 24
Figure 8: DM35425 Block Diagram......................................................................................................................................................................... 25
Figure 9: Filter Response with each ORDER Value ............................................................................................................................................... 41
Figure 10: DM35425HR Trimpots ........................................................................................................................................................................... 54
Table of Tables
Table 1: Ordering Options ........................................................................................................................................................................................ 9
Table 2: Operating Conditions ................................................................................................................................................................................ 11
Table 3: Electrical Characteristics .......................................................................................................................................................................... 11
Table 4: CN3 Differential Mode Pin-out .................................................................................................................................................................. 16
Table 5: CN3 Single-Ended Mode Pin-out.............................................................................................................................................................. 16
Table 6: CN4 Differential Mode Pin-out .................................................................................................................................................................. 17
Table 7: CN4 Single-Ended Mode Pin-out.............................................................................................................................................................. 17
Table 8: IDAN- DM35425 62-Pin High Density "D" Connector ............................................................................................................................... 20
Table 9: IDAN- DM35425 68-Pin Subminiature "D" Connector .............................................................................................................................. 21
Table 10: IDAN- DM35425 62-Pin High Density "D" Connector............................................................................................................................. 22
Table 11: IDAN- DM35425 62-Pin High Density "D" Connector............................................................................................................................. 23
Table 12: ADC Bipolar Code ( ±5 V Input Range) ................................................................................................................................................. 27
Table 13: ADC Bipolar Code ( ±10 V Input Range) ............................................................................................................................................... 27
Table 14: ADC Unipolar Code ( 0 to 10 V Input Range) ......................................................................................................................................... 27
Table 15: BAR0 Registers ...................................................................................................................................................................................... 32
Table 16: DMA Registers ........................................................................................................................................................................................ 34
Table 17: Multi-Channel ADC Functional Block ..................................................................................................................................................... 37
Table 18: ADC Full-Scale Settings ......................................................................................................................................................................... 40
Table 19: Multi-Channel DAC Functional Block ..................................................................................................................................................... 43