Example atod
This is a guide to the atod_test
C example project included in the EMAC OE SDK.
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Opening, Building and Uploading the Project Files
1. Open the C/C++ editing perspective.
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2. Open the project files.
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3. Build the project.
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4. Upload the executables to the target system.
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Usage and Behavior
Hardware Requirements
atod_test reads all channels of an indexed atod device and outputs the results to the terminal.
Usage:
indexed_atod_test DEVICE CHANNELS
i.e. : ./indexed_atod_test /dev/indexed_atod 4
From the comments in index_atod_test.c
Example application for reading all channels of an indexed atod device on EMAC OE Linux. Examples of this type of device are the processor AtoDs on the SoM-9260/9G20 and the IPAC-9302 and the mcp3208 external AtoD devices on the SoM-150ES carrier (through the /dev/mcp3208-gpio device. This interface uses the EMAC ioex class to provide a GPIO-like device where each channel can be read directly.(see also the egpc project).