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Ixiasoft
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Ixiasoft
11.4.7.2. Cross Trigger Matrix
A CTM is a transport mechanism for triggers traveling from one CTI to one or more CTIs or CTMs. The HPS contains two CTMs. One CTM connects CTI and FPGA-CTI; the other connects CTI‑0 and CTI‑1. The two CTMs are connected together, allowing triggers to be transmitted between the MPU debug subsystem, the debug system, and the FPGA fabric.
Each CTM has four ports and each port has four channels. Each CTM port can be connected to a CTI or another CTM.
The following figure shows the structure of a CTM channel. Paths inside the CTM are purely combinatorial.