ADLINK PCM-9112+ - Manual (Page 89)

Software Utility • 81
2. Calibration: Calibrate the A/D and D/A measurement accuracy
3. Software Trigger Testing: Testing utility for software polling A/D, D/A
and Digital I/O.
4. Interrupt Testing: Testing utility for interrupt A/D data transfer mode.
5. DMA Testing: Testing utility for DMA (bus-mastering) A/D data
transfer mode.
6. Quit: Exit the utility.
7.1.2 System Configuration
This function is used to guide you through on how to install the PCI-9112
card, and set the right hardware configuration.
The top window shows the setting items that you have to set before using the
PCI-9112 card. The bottom window gives you a layout of PCI-9112; the
jumpers and Dipswitch are shown on it. Whenever you change the attribute
of any setting, its corresponding jumper will be update immediately. You can
follow this indicator to change the jumper setting on your PCI-9112 board.
7.1.3 Calibration
This function is used to guide you though on how to calibrate the PCI-9112.
The calibration program serves as a useful test for the PCI-9112's A/D and
D/A functions and can aid in troubleshooting if problems arise.
Note: For an environment with frequently large changes in temperature and
vibration, a 3 months re-calibration interval is recommended. For
laboratory conditions, 6 months to 1 year is acceptable.
When you choose the calibration function from the main menu list, a diagram
is displayed on the screen, the upper window shows the calibration items,
such as DAC channel 1 or channel 2 full range adjust, Gain Amplifier offset
adjust etc.
The bottom window shows the procedures that should be followed when
calibrating the PCI-9112.