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breath_led [2021/09/13 10:52] gongyu [10. 相关文档] |
breath_led [2021/09/13 10:56] (当前版本) gongyu [9. 参考文档] |
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| 行 111: | 行 111: | ||
| ### 9. 参考文档 | ### 9. 参考文档 | ||
| - | * [[脉冲发生器]] | + | * [[pulse_gen|脉冲发生器]] |
| * {{:machxo2familydatasheet.pdf|Lattice MachXO2数据手册}} | * {{:machxo2familydatasheet.pdf|Lattice MachXO2数据手册}} | ||
| ### 10. 参考代码 | ### 10. 参考代码 | ||
| - | |||
| - | ^ **文件名称** | **功能** | | ||
| - | ^ **[[Breath_led.v]]** | **呼吸灯** | | ||
| - | ^ **[[Breath_led_test.v]]** | **测试文件** | | ||
| - | |||
| #### 10.1 呼吸灯代码： | #### 10.1 呼吸灯代码： | ||
| + | 代码附件 - [[Breath_led.v|呼吸灯verilog代码]] | ||
| <code verilog> | <code verilog> | ||
| // -------------------------------------------------------------------- | // -------------------------------------------------------------------- | ||
| 行 185: | 行 181: | ||
| endmodule | endmodule | ||
| + | </code> | ||
| + | |||
| + | #### 10.2 呼吸灯测试代码 | ||
| + | 代码附件：[[Breath_led_test.v|呼吸灯测试代码]] | ||
| + | |||
| + | <code verilog> | ||
| + | // -------------------------------------------------------------------- | ||
| + | // >>>>>>>>>>>>>>>>>>>>>>>>> COPYRIGHT NOTICE <<<<<<<<<<<<<<<<<<<<<<<<< | ||
| + | // -------------------------------------------------------------------- | ||
| + | // Module: Breath_led_test | ||
| + | // | ||
| + | // Author: Step | ||
| + | // | ||
| + | // Description: Testbench for Water_led | ||
| + | // | ||
| + | // Web: www.ecbcamp.com | ||
| + | // | ||
| + | // -------------------------------------------------------------------- | ||
| + | // Code Revision History : | ||
| + | // -------------------------------------------------------------------- | ||
| + | // Version: |Mod. Date: |Changes Made: | ||
| + | // V1.0 |2015/11/11 |Initial ver | ||
| + | // -------------------------------------------------------------------- | ||
| + | `timescale 1ns / 100ps | ||
| + | module Breath_led_test; | ||
| + | |||
| + | parameter CLK_PERIOD = 40; //CLK_PERIOD=40ns, Frequency=25MHz | ||
| + | parameter CNT_NUM = 6; | ||
| + | |||
| + | reg sys_clk; | ||
| + | initial | ||
| + | sys_clk = 1'b0; | ||
| + | always | ||
| + | sys_clk = #(CLK_PERIOD/2) ~sys_clk; | ||
| + | |||
| + | reg sys_rst_n; //active low | ||
| + | initial | ||
| + | begin | ||
| + | sys_rst_n = 1'b0; | ||
| + | #100; | ||
| + | sys_rst_n = 1'b1; | ||
| + | end | ||
| + | |||
| + | wire Breath_led; | ||
| + | Breath_led #(.CNT_NUM(CNT_NUM)) | ||
| + | Breath_led_uut | ||
| + | ( | ||
| + | .clk_in(sys_clk), | ||
| + | .rst_n_in(sys_rst_n), | ||
| + | .Breath_led(Breath_led) | ||
| + | ); | ||
| + | |||
| + | endmodule | ||
| + | |||
| </code> | </code> | ||