| Simulink Blocks and resources | Level | Description |
| ld3_fixed_point2 | Error | Delay balancing unsuccessful because Signal rate of value 0 found. Offending Block:ld3_fixed_point2/IIR/. |
| ld3_fixed_point2/IIR/a(2) | Warning | Unable to insert required number of pipeline registers because the block, ld3_fixed_point2/IIR/a(2), is in a feedback path. Number of registers required: 2; number of registers inserted: 0. |
| ld3_fixed_point2/IIR/a(3) | Warning | Unable to insert required number of pipeline registers because the block, ld3_fixed_point2/IIR/a(3), is in a feedback path. Number of registers required: 2; number of registers inserted: 0. |
| C:\Users\Imants\Desktop\sin_gen\iir_hdl\ld3_fixed_point2\highlightFeedbackLoop.m | Message | One or more feedback loops in the model are inhibiting optimizations. To highlight these loops in your model, click the following MATLAB script: C:\Users\Imants\Desktop\sin_gen\iir_hdl\ld3_fixed_point2\highlightFeedbackLoop.m |