FPGA 读写rtc_ds1302实时时钟的Verilog逻辑源码Quartus工程文件+文档说明，RTC芯片型号ds1302，FPGA型号Cyclone4E系列中的EP4CE6F17C8，Quartus版本17.1。 module top( //sys input clk, input rst_n, output rtc_sclk, output rtc_ce, inout rtc_data, output [5:0] seg_sel, output [7:0] seg_data ); wire[7:0] read_second; wire[7:0] read_minute; wire[7:0] read_hour; wire[7:0] read_date; wire[7:0] read_month; wire[7:0] read_week; wire[7:0] read_year; seg_bcd seg_bcd_m0( .clk (clk), .rst_n (rst_n), .seg_sel (seg_sel), .seg_data (seg_data), .seg_bcd ({read_hour,read_minute,read_second}) ); ds1302_test ds1302_test_m0( .rst (~rst_n), .clk (clk), .ds1302_ce (rtc_ce), .ds1302_sclk (rtc_sclk), .ds1302_io (rtc_data), .read_second (read_second), .read_minute (read_minute), .read_hour (read_hour), .read_date (read_date), .read_month (read_month), .read_week (read_week), .read_year (read_year) ); endmodule

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美信实时时钟芯片 (RTCs)全系列原理图库+PCB封装库（AD集成库），.IntLib后缀文件，拆分后文件为PcbLib+SchLib格式，Altium Designer原理图库+PCB封装库，集成库型号列表如下：Library Component Count : 548 Name Description ---------------------------------------------------------------------------------------------------- DS1243Y-120+ 64K NV SRAM with Phantom Clock, 5.0V, 28-Pin EDIP, 0 to 70 degC, Pb-Free DS1244W-120+ 256K NV SRAM with Phantom Clock, 3.3V, 28-Pin EDIP, 0 to 70 degC, Pb-Free DS1244W-120IND+ 256K NV SRAM with Phantom Clock, 3.3V, 28-Pin EDIP, -40 to 85 degC, Pb-Free DS1244WP-120+ 256K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, 0 to 70 degC, Pb-Free DS1244WP-120IND+ 256K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, -40 to 85 degC, Pb-Free DS1244Y-70+ 256K NV SRAM with Phantom Clock, 5.0V, 28-Pin EDIP, 0 to 70 degC, Pb-Free DS1244YP-70+ 256K NV SRAM with Phantom Clock, 5.0V, 34-Pin PowerCap, 0 to 70 degC, Pb-Free DS1248W-120+ 1024K NV SRAM with Phantom Clock, 3.3V, 32-Pin EDIP, 0 to 70 degC, Pb-Free DS1248W-120IND+ 1024K NV SRAM with Phantom Clock, 3.3V, 32-Pin EDIP, -40 to 85 degC, Pb-Free DS1248WP-120+ 1024K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, 0 to 70 degC, Pb-Free DS1248WP-120IND+ 1024K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, -40 to 85 degC, Pb-Free DS1248Y-70+ 1024K NV SRAM with Phantom Clock, 5.0V, 32-Pin EDIP, 0 to 70 degC, Pb-Free DS1248Y-70IND+ 1024K NV SRAM with Phantom Clock, 5.0V, 32-Pin EDIP, -40 to 85 degC, Pb-Free DS1248YP-70+ 1024K NV SRAM with Phantom Clock, 5.0V, 34-Pin PowerCap, 0 to 70 degC, Pb-Free DS1251W-120+ 4096K NV SRAM with Phantom Clock, 3.3V, 32-Pin EDIP, 0 to 70 degC, Pb-Free DS1251W-120IND+ 4096K NV SRAM with Phantom Clock, 3.3V, 32-Pin EDIP, -40 to 85 degC, Pb-Free DS1251WP-120+ 4096K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, 0 to 70 degC, Pb-Free DS1251WP-120IND+ 4096K NV SRAM with Phantom Clock, 3.3V, 34-Pin PowerCap, -40

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