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Table A.12 shows the APB signals.
Table A.12. APB interface signals
| Signal | AMBA equivalent [a] |
|---|---|
| paddr[31:0] [b] | PADDR |
| penable | PENABLE |
| prdata[31:0] | PRDATA |
| pready | PREADY |
| psel | PSELx |
| pslverr [c] | PSLVERR |
| pwdata[31:0] | PWDATA |
| pwrite | PWRITE |
[a] For a description of these signals, see the AMBA 3 APB Protocol Specification. [b] The DMC uses bits [11:2]. It ignores bits [31:12] and bits [1:0]. [c] The DMC ties pslverr LOW. | |