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【分享】 DDR200T中的DDR3的使用配置

发表于 开源蜂鸟E203 2023-05-31 14:39:55
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团队编号:CICC1705
团队名称:所以爱会消失对不队
蜂鸟DDR200T中DDR3的ip配置案列,提供DDR3引脚配置。具体参数可更具项目实际更改。图片alt

这里选用的axi接口
图片alt图片alt
在赛灵思的IP配置中没有MT41K28M6JT-125K内存的信息,因此选用了自定义,相关配置如下图片alt图片alt图片alt图片alt图片alt

在引脚配置部分,可以参考原理图,这里提供DDR引脚信息。
引脚约束文件
NET “ddr3_dq[0]” LOC = “C2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[1]” LOC = “G1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[2]” LOC = “A1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[3]” LOC = “F3” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[4]” LOC = “B2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[5]” LOC = “F1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[6]” LOC = “B1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[7]” LOC = “E2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[8]” LOC = “H3” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[9]” LOC = “G3” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[10]” LOC = “H2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[11]” LOC = “H5” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[12]” LOC = “J1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[13]” LOC = “J5” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[14]” LOC = “K1” | IOSTANDARD = SSTL15 ;
NET “ddr3_dq[15]” LOC = “H4” | IOSTANDARD = SSTL15 ;
NET “ddr3_dm[0]” LOC = “D2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dm[1]” LOC = “G2” | IOSTANDARD = SSTL15 ;
NET “ddr3_dqs_p[0]” LOC = “E1” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_dqs_n[0]” LOC = “D1” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_dqs_p[1]” LOC = “K2” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_dqs_n[1]” LOC = “J2” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_addr[14]” LOC = “V3” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[13]” LOC = “U1” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[12]” LOC = “Y2” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[11]” LOC = “W2” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[10]” LOC = “Y1” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[9]” LOC = “U2” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[8]” LOC = “V2” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[7]” LOC = “T1” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[6]” LOC = “W1” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[5]” LOC = “U3” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[4]” LOC = “AB1” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[3]” LOC = “AB5” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[2]” LOC = “AA5” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[1]” LOC = “AB2” | IOSTANDARD = SSTL15 ;
NET “ddr3_addr[0]” LOC = “AA4” | IOSTANDARD = SSTL15 ;
NET “ddr3_ba[2]” LOC = “Y4” | IOSTANDARD = SSTL15 ;
NET “ddr3_ba[1]” LOC = “Y3” | IOSTANDARD = SSTL15 ;
NET “ddr3_ba[0]” LOC = “AA3” | IOSTANDARD = SSTL15 ;
NET “ddr3_ck_p[0]” LOC = “R3” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_ck_n[0]” LOC = “R2” | IOSTANDARD = DIFF_SSTL15;
NET “ddr3_ras_n” LOC = “V4” | IOSTANDARD = SSTL15 ;
NET “ddr3_cas_n” LOC = “W4” | IOSTANDARD = SSTL15 ;
NET “ddr3_we_n” LOC = “AA1” | IOSTANDARD = SSTL15 ;
NET “ddr3_reset_n” LOC = “W6” | IOSTANDARD = LVCMOS15 ;
NET “ddr3_cke[0]” LOC = “T5” | IOSTANDARD = SSTL15 ;
NET “ddr3_odt[0]” LOC = “U5” | IOSTANDARD = SSTL15 ;
NET “ddr3_cs_n[0]” LOC = “AB3” | IOSTANDARD = SSTL15 ;
然后验证引脚,生成ip核即可。

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