User manual

ATHENA CPU User Manual V1.40 Page 23
5.2 J13: Data Acquisition Circuit Configuration
Jumper block J13 is used to configure the A/D and D/A circuits of the Athena. It is located on the
left side of the board next to the data acquisition I/O pin header and is oriented vertically. The
functions are shown below and are described in detail on the following page.
The default settings are as shown:
The various configurations are illustrated and described below. For correct configuration, pick one
option from the first two configurations (single-ended or differential A/D), one option from the
second two configurations (unipolar or bipolar A/D), and one option from the third two
configurations (unipolar or bipolar D/A).