Page 32
Register Description
IF2008/PCIe / IF2008E
Bit
Function
8
0 = ADC1 data output binary 2-complement
1 = ADC1 data output binary unconverted
9
0 = ADC2 data output binary 2-complement
1 = ADC2 data output binary unconverted
10 – 15
Reserved
Fig. 41: ADC controll register bits 8-15
Analog input
Digital output
0 – 5 V
0 – 10 V
+/-5 V
+/-10 V
Binary 2-complement
Binary unconverted
+4.99 V
+9.99 V
+4.99 V
+9.99 V
7FFF
FFFF
2,5 V
5 V
0 V
0 V
0000
8000
+2.499 V
+4.999 V
-153 µV
-305 µV
FFFF
7FFF
0 V
0 V
-5 V
-10 V
8000
0000
Fig. 42: ADC converting result
