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## 6.2.1 Defining devices through HCD 

You can define up to 31 CUs with 16 devices each per cluster in the grid configuration. Use CUADD=0 - CUADD=7 and LIBPORT-IDs of 01 - 08 for the first eight CUs, as shown in Table 6-2. 

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For CUs 9 - 16, use CUADD=8 - CUADD=F and LIBPORT-IDs of 09 - 10, as shown in Table 6-3. 

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