A.3 TCU programming interface signals

The TCU programming interface signals are based on the AMBA APB4 signals. See the Arm® AMBA® APB Protocol Specification for more information about these signals.

The following table shows the TCU programming interface signals.

Table A-3 TCU programming interface signals

Signal

Direction

Description

paddr_prog

Input

Peripheral address.

psel_prog

Input

Peripheral select.

penable_prog

Input

Enable for transfer.

pwrite_prog

Input

Write transaction indicator.

pprot_prog

Input

Protection type.

pwdata_prog

Input

Write data.

pstrb_prog

Input

Write data strobe.

pslverr_prog

Output

Error response.

prdata_prog

Output

Read data.

pready_prog

Output

Transfer ready.

pwakeup_prog

Input

Interface wakeup.

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