Visible to Intel only — GUID: wgm1515037594029
Ixiasoft
Visible to Intel only — GUID: wgm1515037594029
Ixiasoft
4.2.1.4. Memory Port Mapping
The following table lists the memory ports that the Vivado* ’s IP Catalog generates, and their corresponding mapping to Intel® FPGA memory ports for different memory modes.
Port Description | AMD* Xilinx* Ports | Port-Mapping to Intel® FPGA Ports in Different Memory Modes | ||||
---|---|---|---|---|---|---|
Single-Port RAM | Simple Dual-Port RAM | True Dual-Port RAM | Single-Port ROM | Dual-Port ROM | ||
Port A: address | addra | address | wraddress | wraddress/ address_a | address | address_a |
Port A: data input | dina | data | data | data/ data_a | — | — |
Port A: parity data input | dinpa | — | ||||
Port A: clock enable for the input register | ena | inclocken/ clken | inclocken/ wrclocken/ enable | inclocken/ wrclocken/ enable | inclocken/ clken | enable |
Port A: clock enable for the last output register | regcea, ena | outclocken/ clken | enable | outclocken/ enable | outclocken/clken | enable |
Port A: write enable | NA | wren | wren | wren/ wren_a | NA | NA |
Port A: byte enable19 | wea | byteena | byteena_a | byteena_a | NA | NA |
Port A: asynchronous clear | NA | outaclr/ aclr | NA | out_aclr/ rd_aclr/ aclr | outaclr/aclr | aclr |
Port A: synchronous set/reset | rsta/ rstrega | sclr | NA | sclr | sclr | sclr |
Port A: read enable | ena (in SDP 20 mode) | rden | NA | rden_a/ rden | rden | rden_a |
Port A: in clock | clka | inclock/ clock | inclock/ wrclock/ clock | inclock/ wrclock/ clock | inclock/ clock | clock |
Port A: out clock | NA | outclock/ clock | NA | NA | outclock/ clock | NA |
Port A: data output | douta | q | NA | q/ q_a | q | q_a |
Port A: parity data output | doutpa | — | ||||
Port A: address enable | addrena 21 | addressstall_a | wr_addressstall | wr_addressstall/ addressstall_a | addressstall_a | addressstall_a |
Port B: address | addrb | NA | rdaddress | rdaddress/ address_b | NA | address_b |
Port B: data input | dinb | NA | NA | data_b | NA | NA |
Port B: parity data input | dinpb | — | ||||
Port B: clock enable for the input register | enb | NA | NA | inclocken/enable | NA | enable |
Port B: clock enable for the last output register | regceb, enb | NA | outclocken/ rdoutclocken | outclocken/enable | NA | enable |
Port B: write enable | enb (in SDP20 mode) | NA | NA | wren_b | NA | NA |
Port B: byte enable | web | NA | NA | byteena_b | NA | NA |
Port B: asynchronous clear | — | NA | out_aclr/ rd_aclr/ aclr | rd_aclr/ out_aclr | NA | aclr |
Port B: synchronous set/reset | rstb/ rstregb | NA | sclr | sclr | NA | sclr |
Port B: read enable | — | NA | rden | rden_b | NA | rden_b |
Port B: clock | clkb | outclock/ clock | outclock/ rdclock/ clock | outclock/ rdclock | outclock/ clock | clock |
Port B: data output | doutb | NA | q | q/ q_b | NA | q_b |
Port B: address enable | addrenb | NA | rd_addressstall | rd_addressstall/ addressstall_b | NA | addressstall_b |
Port B: parity data output | doutpb | — | ||||
Single bit error | sbiterr | NA | eccstatus[1:0] | NA | NA | NA |
Double bit error | dbiterr | NA | NA | NA | NA | |
ECC encoder bypass port | ‒ | NA | eccencbypass | NA | NA | NA |
ECC parity flip port | ‒ | NA | eccncparity[7:0] | NA | NA | NA |
Inject single bit error | injectsberr | NA | ||||
Inject double bit error | injectdbiterr | NA |
You can also infer RAM in HDL. For more information, refer to the Recommended HDL Coding Styles in Quartus® Prime Pro Edition User Guide: Design Recommendations.