Re: Warning (12620): Input port OE of I/O output buffer "hps_i2c0_SDA~output" is not connected, but the atom is driving a bi-directional pin - Intel Community

Intel® Quartus® Prime Software

Intel® Quartus® Prime Design Software, Design Entry, Synthesis, Simulation, Verification, Timing Analysis, System Design (Platform Designer, formerly Qsys)

Warning (12620): Input port OE of I/O output buffer "hps_i2c0_SDA~output" is not connected, but the atom is driving a bi-directional pin

1,711 Views

Error in Arria 10 I2C bus.

Link Copied

1 Reply

987 Views

Hi CHatz,

You may refer to KDB at link below for the solution on this:

https://www.intel.com/content/www/us/en/programmable/support/support-resources/knowledge-base/solutions/rd01262015_264.html

Thank You.

Regards,

Yuan Li

Copy link

Community support is provided during standard business hours (Monday to Friday 7AM - 5PM PST). Other contact methods are available here.

Intel does not verify all solutions, including but not limited to any file transfers that may appear in this community. Accordingly, Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non-infringement, as well as any warranty arising from course of performance, course of dealing, or usage in trade.

For more complete information about compiler optimizations, see our Optimization Notice.