17.2.9. Implementation details

The tied off or unused signals are shown in Table 17.1.

Table 17.1. Tied off or unused signals

Name

Source/

destination

Description

VICVECTADDRIN [31:0]

LOW

Connects to the VICVECTADDROUT[31:0] signal of the previous VIC if daisy chaining is used.

Connects to LOW if the VIC is not daisy-chained.

VICVECTADDROUT [31:0]

Not used

Connects to the VICVECTADDRIN[31:0] signal of the next VIC if daisy chaining is used.

Left unconnected if the VIC is not daisy-chained.

nVICIRQIN

HIGH

Connects to the nVICIRQ signal of the previous VIC if daisy chaining is used.

Connects to HIGH if the VIC is the last in the daisy chain, or if VIC is not daisy-chained.

nVICFIQIN

HIGH

Connects to the nVICFIQ signal of the previous VIC if daisy chaining is used.

Connects to HIGH if the VIC is the last in the daisy chain, or if VIC is not daisy-chained.

VICINTSOURCE [20]

LOW

Interrupt source inputs

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