- What value should be driven on
mm2s_allow_addr_reqands2mm_allow_addr_reqif you do not want to use these signals?Answer:
mm2s_allow_addr_reqands2mm_allow_addr_reqshould be tied to '1' if you do not want to control it. There are example timing diagrams (Figure 1 and Figure 1) to provide more clarity on usage of these signals. By default, these pins are not exposed and are tied to '1'. - When
mm2s_haltis asserted,m_axis_mm2s_tvalidis asserted sometimes.Answer: When AXI DataMover goes through soft shutdown, it flushes internal FIFOs, thus you find some residual data appearing on streaming side.