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Altera_Forum's avatar
Altera_Forum
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12 years ago

Link to SRAM Qsys Tutorial 8 Bit sought

Hmm like many others I'm stunned at how difficult it is to add an SRAM component to a NIOS system. Two days and so far all I can get is a mishmash of signals that seem to bear no relation to...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

are these warnings significant:

Info (12130): Elaborated megafunction instantiation "LPM_BUSTRI:inst24"

Info (12133): Instantiated megafunction "LPM_BUSTRI:inst24" with the following parameter:

Info (12134): Parameter "LPM_WIDTH" = "8"

Warning (12000): Port "tristate_conduit_bridge_0_out_tcm_byteenable_n_out" in macrofunction "inst" has no range declared,the Quartus II software will connect the port to pin "tristate_conduit_bridge_0_out_tcm_byteenable_n_out[0]" because the pin is a member of a single bit bus with the same name as the port

Warning (12000): Port "tristate_conduit_bridge_0_out_tcm_chipselect_n_out" in macrofunction "inst" has no range declared,the Quartus II software will connect the port to pin "tristate_conduit_bridge_0_out_tcm_chipselect_n_out[0]" because the pin is a member of a single bit bus with the same name as the port

Warning (12000): Port "tristate_conduit_bridge_0_out_tcm_outputenable_n_out" in macrofunction "inst" has no range declared,the Quartus II software will connect the port to pin "tristate_conduit_bridge_0_out_tcm_outputenable_n_out[0]" because the pin is a member of a single bit bus with the same name as the port

Warning (12000): Port "tristate_conduit_bridge_0_out_tcm_read_n_out" in macrofunction "inst" has no range declared,the Quartus II software will connect the port to pin "tristate_conduit_bridge_0_out_tcm_read_n_out[0]" because the pin is a member of a single bit bus with the same name as the port

Warning (12000): Port "tristate_conduit_bridge_0_out_tcm_write_n_out" in macrofunction "inst" has no range declared,the Quartus II software will connect the port to pin "tristate_conduit_bridge_0_out_tcm_write_n_out[0]" because the pin is a member of a single bit bus with the same name as the port

Warning (12241): 4 hierarchies have connectivity warnings - see the Connectivity Checks report folder

Info (13000): Registers with preset signals will power-up high

Info (13003): DEV_CLRn pin will set, and not reset, register with preset signal due to NOT Gate Push-Back