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Altera_Forum
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11 years ago

How to use "i2c_opencores_sw.tcl" in I2C (OpenCores)?

Altera wiki provides i2c core from opencores: http://www.alterawiki.com/wiki/i2c_%28opencores%29 The core supports the qsys. There is an "i2c_opencores_sw.tcl" inside the folder. I believe...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

_sw.tcl files are used by nios2-bsp-editor

Open nios2-bsp-editor

Look at the "Driver" tab of the GUI.

The "Driver Name" for the I2C component should be something other than "none". This means that the BSP editor found the _sw.tcl and assigned that driver to the hardware block for you.

When you generate the BSP, the driver .h and .c files will be included in your build and you can invoke the functions from your application.