A.5.5 Bridge buffer error interface

The following table lists the bridge buffer interface signals. Up to 16 extra bridges with buffer error signaling to be added to the expansion system.

Table A-17 Bridge buffer signals

Signal name Width Direction Description
BRGEXPSTATUS 16 Input

Bridge Error Interrupt Status input. Each bit N is to be connected to a single bridge <N> where N is 0-15.

These are associated with the BRGEXP_STATUS field in the BRGINSTAT Register.

The top-level parameter BRGEXP_DIS allows each individual bit of the interface to be disabled.

BRGEXPCLEAR 16 Output

Bridge Error Interrupt Clear output. Each bit N is to be connected to a single bridge <N> where N is 0-15.

These are associated with the BRGEXP_CLR field in the BRGINSTAT Register.

The top-level parameter BRGEXP_DIS allows each individual bit of the interface to be disabled.

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