Unipolar And Bipolar Binary Code Tables; Table 4.6: Unipolar Binary Code Table; Table 4.7: Bipolar Binary Code Table - Advantech PCI-1720 User Manual

4.3 Unipolar and Bipolar Binary Code Tables

Table 4.6: Unipolar Binary Code Table

Digital Input Code
MSB
1111
1000
1000
0111
0000
0000
Notes: 1. Vref is the reference source voltage that you selected.
2. Nominal full scale is given by FS = Vref ( (4095/4096).
3. Nominal LSB magnitude is given by

Table 4.7: Bipolar Binary Code Table

Digital Input Code
MSB
1111
1000
1000
0111
0000
0000
Notes: 1. Vref is the reference source voltage that you selected.
2. Nominal full scale is given by FS = Vref ( (2047/2048).
3. Nominal LSB magnitude is given by
PCI-1720 & 1720U User Manual
LSB
1111 1111
0000 0001
0000 0000
1111 1111
0000 0001
0000 0000
Vref is +5 V or +10 V.
LSB = Vref ( (1/4096).
LSB
1111 1111
0000 0001
0000 0000
1111 1111
0000 0001
0000 0000
Vref is +5 V or +10 V.
LSB = Vref ( (1/2048).
Examples of Analog Output Voltage
Vref (4095/4096)
Vref (2049/4096)
Vref (2048/4096)
Vref (2048/4096)
Vref (1/4096)
Vref (0/4096)
Examples of Analog Output Voltage
Vref (2047/2048)
Vref (1/2048)
-Vref (1/2048)
-Vref (2047/2048)
-Vref (2048/2048)
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