atom100 发表于 2014-3-18 19:49:20

altera 添加ddr2 出现如下错误，什么原因 ？

Warning (12069): Ignored assignment(s) for "mem_odt" because "mem_odt" is not a bus or array
Error (12014): Net "DDR2:DDR2U|mem_dq", which fans out to "DDR2:DDR2U|DDR2_controller_phy:DDR2_controller_phy_inst|mem_dq", cannot be assigned more than one value
Error (12015): Net is fed by "DDR2:DDR2U|DDR2_controller_phy:DDR2_controller_phy_inst|mem_dq"
Error (12015): Net is fed by "GND"
Error (12015): Net is fed by "DDR2:DDR2U|mem_dq"
Error (12015): Net is fed by "DDR2:DDR2U|DDR2_controller_phy:DDR2_controller_phy_inst|DDR2_phy:DDR2_phy_inst|mem_dq"
Error (12015): Net is fed by "DDR2:DDR2U|DDR2_controller_phy:DDR2_controller_phy_inst|DDR2_phy:DDR2_phy_inst|DDR2_phy_alt_mem_phy:DDR2_phy_alt_mem_phy_inst|mem_dq"

atom100 发表于 2014-3-20 15:07:43

管脚冲突了
页: [1]
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