RTD Embedded Technologies, Inc. | www.rtd.com vi DM35425HR User’s Manual
7Calibration 53
7.1 Required Equipment ................................................................................................................................................................. 53
7.2 ADC Calibration ........................................................................................................................................................................ 54
7.2.1 Bipolar Calibration 54
Bipolar Range Adjustment: -5 to +5 V 54
Bipolar Range Adjustment: -10 to +10 V 54
Bipolar Range Ideal Bit Weight 54
7.2.2 Unipolar Calibration 54
Unipolar Range Ideal Bit Weight 55
7.2.3 Gain Adjustment 55
7.3 DAC Calibration ........................................................................................................................................................................ 56
8Troubleshooting 57
9Additional Information 58
9.1 PC/104 Specifications............................................................................................................................................................... 58
9.2 PCI and PCI Express Specification .......................................................................................................................................... 58
10 Limited Warranty 59
Table of Figures
Figure 1: Channel FFT............................................................................................................................................................................................ 12
Figure 2: Histogram ................................................................................................................................................................................................ 12
Figure 3: Board Dimensions ................................................................................................................................................................................... 13
Figure 4: Board Connections .................................................................................................................................................................................. 14
Figure 5: Example 104™Stack............................................................................................................................................................................... 17
Figure 6: IDAN Dimensions .................................................................................................................................................................................... 18
Figure 7: Example IDAN System ............................................................................................................................................................................ 23
Figure 8: DM35425 Block Diagram......................................................................................................................................................................... 24
Figure 9: Filter Response with each ORDER Value............................................................................................................................................... 40
Figure 10: DM35425HR Trimpots........................................................................................................................................................................... 53
Table of Tables
Table 1: Ordering Options ........................................................................................................................................................................................ 8
Table 2: Operating Conditions ................................................................................................................................................................................ 10
Table 3: Electrical Characteristics .......................................................................................................................................................................... 10
Table 4: CN3 Differential Mode Pin-out.................................................................................................................................................................. 15
Table 5: CN3 Single-Ended Mode Pin-out.............................................................................................................................................................. 15
Table 6: CN4 Differential Mode Pin-out.................................................................................................................................................................. 16
Table 7: CN4 Single-Ended Mode Pin-out.............................................................................................................................................................. 16
Table 8: IDAN- DM35425 68-Pin Subminiature "D" Connector.............................................................................................................................. 19
Table 9: IDAN- DM35425 68-Pin Subminiature "D" Connector.............................................................................................................................. 20
Table 10: IDAN- DM35425 62-Pin High Density "D" Connector............................................................................................................................. 21
Table 11: IDAN- DM35425 62-Pin High Density "D" Connector............................................................................................................................. 22
Table 12: ADC Bipolar Code ( ±5 V Input Range) ................................................................................................................................................. 26
Table 13: ADC Bipolar Code ( ±10 V Input Range) ............................................................................................................................................... 26
Table 14: ADC Unipolar Code ( 0 to 10 V Input Range)......................................................................................................................................... 26
Table 15: BAR0 Registers ...................................................................................................................................................................................... 31
Table 16: DMA Registers........................................................................................................................................................................................ 33
Table 17: Multi-Channel ADC Functional Block ..................................................................................................................................................... 36
Table 18: ADC Full-Scale Settings ......................................................................................................................................................................... 39
Table 19: Multi-Channel DAC Functional Block ..................................................................................................................................................... 42
