⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 rom.vhd

📁 本源码是I2C接口VHDL的一个基本设计方案
💻 VHD
字号:
LIBRARY IEEE ;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
PACKAGE ROM IS
 CONSTANT ROM_WIDTH:INTEGER :=8;
 CONSTANT ROM_LENGTH:INTEGER:=126; ---115
 SUBTYPE ROM_WORD IS STD_LOGIC_VECTOR(ROM_WIDTH-1 DOWNTO 0);
 TYPE ROM_TABLE IS ARRAY (0 TO ROM_LENGTH-1) OF ROM_WORD;
                            --   放入寄存器二进制数据     二进制的十六进制表示    寄存器的地址     
CONSTANT ROM:ROM_TABLE:= ROM_TABLE'("00001000",     --        08H                01H
                                    "11000000",     --        C0H                02H
                                    "00010000",     --        10H                03H
                                    "10010000",     --        90H                04H
                                    "10010000",     --        90H                05H
                                    "11101011",     --        EBH                06H
                                    "11100000",     --        E0H                07H
                                    "10011000",     --        98H                08H
                                    "01000000",     --        40H                09H
                                    "10000000",     --        80H                0AH
                                    "01000100",     --        44H                0BH
                                    "01000000",     --        40H                0CH
                                    "00000000",     --        00H                0DH
                                    "10000001",     --        81H                0EH
                                    "10000000",     --        80H                0FH
                                    "00000110",     --        06H                10H
                                    "00000000",     --         ?                 11H
                                    "00000000",     --         ?                 12H
                                    "00000000",     --         ?                 13H
                                    "00000000",     --         ?                 14H
                                    "00010001",     --         ?                 15H
                                    "11111110",     --         ?                 16H
                                    "01000000",     --         ?                 17H
                                    "01000000",     --        40H                18H
                                    "10000000",     --        80H                19H
									"00000000",     --        00                 1AH
                                    "00000000",     --        00                 1BH
                                    "00000000",     --        00                 1CH
                                    "00000000",     --        00                 1DH
									"00000000",     --        00                 1EH

                                    
                                    --音频时钟产生部分                                    
                                    "10111100",     --        BCH                30H
                                    "11011111",     --        DFH                31H
                                    "00000010",     --        02H                32H
                                    "00000000",     --        00H                33H
                                    "11001101",     --        CDH                34H
                                    "11001100",     --        CCH                35H
                                    "00111010",     --        3AH                36H
                                    "00000000",     --        00H                37H
                                    "00000011",     --        03H                38H
                                    "00010000",     --        00H                39H
                                    "00000000",     --        00H                3AH
									"00000000",     --        00                 3BH
                                    "00000000",     --        00                 3FH
                                    "00000000",     --        00                 3DH
                                    "00000000",     --        00                 3EH
									"00000000",     --        00                 3FH

                                    
                                    --DATA sliceer and data type control part
                                    "00000000",     --        00H                40H                                     
                                    "11111111",     --        FFH                41H
                                    "11111111",     --        FFH                42H
                                    "11111111",     --        FFH                43H
                                    "11111111",     --        FFH                44H
                                    "11111111",     --        FFH                45H
                                    "11111111",     --        FFH                46H
                                    "11111111",     --        FFH                47H
                                    "11111111",     --        FFH                48H
                                    "11111111",     --        FFH                49H
                                    "11111111",     --        FFH                4AH
                                    "11111111",     --        FFH                4BH
                                    "11111111",     --        FFH                4CH
                                    "11111111",     --        FFH                4DH
                                    "11111111",     --        FFH                4EH
                                    "11111111",     --        FFH                4FH
                                    "11111111",     --        FFH                50H
                                    "11111111",     --        FFH                51H
                                    "11111111",     --        FFH                52H
                                    "11111111",     --        FFH                53H
                                    "01011111",     --        5FH                54H
                                    "11111111",     --        FFH                55H
                                    "11111111",     --        FFH                56H
                                    "11111111",     --        FFH                57H
                                    "00000000",     --        00H                58H
                                    "01000111",     --        47H                59H
                                    "00000011",     --        03H                5AH
                                    "00000011",     --        03H                5BH
                                    "00000000",     --        00H                5CH
                                    "00111110",     --        3EH                5DH
                                    "00000000",     --        00H                5EH
                                    "00000000",     --        00H                5FH
                                    
                                    
                               --Scaler and interface configuration
                                    "00010000",    --         10H                80H
                                    
                                    "00000000",    --         ?                  83H
                                    "00000000",    --         ?                  84H
                                    "00010000",    --         10H                85H
                                    "01000000",    --         40H                86H
                                    "00000001",    --         01H                87H
                                    "11110000",    --         F0H                88H
                                    
                                    "00000000",    --         00H                90H
                                    "00000000",    --                            91H
                                    "00010000",    --         10H                92H
                                    "00000000",    --                            93H
                                    "00010000",    --         10H                94H
                                    "00000000",    --         00H                95H
                                    "11100000",    --         D0H                96H
                                    "00000010",    --         02H                97H
                                    "00001010",    --         0AH                98H
                                    "00000000",    --         00H                99H
                                    "00100010",    --         22H                9AH
                                    "00000001",    --         01H                9BH
                                    "10000000",    --         80H                9CH
                                    "00000000",    --         00H                9DH
                                    "10000000",    --         80                 9EH
                                    "00000000",    --         00                 9FH
                                    
                                    "00000100",    --         04H                A0H
                                    "00000010",    --         02H?               A1H
                                    "10101010",    --         AAH?               A2H
                                    
                                    "10000000",    --         80H                A4H
                                    "01000000",    --         40H                A5H
                                    "01000000",    --         40H                A6H
                                    
                                    "00000000",    --         A0H                A8H
                                    "00000000",    --         05H                A9H
                                    "00000000",    --         00H?               AAH
                                    
                                     
                                    "11010000",    --         D0H                ACH
                                    "00000010",    --         02H                ADH
                                    "00000000",    --         00H                AEH
                                    
                                    "00000000",    --         00H                B0H
                                    "00001001",    --         09H                B1H
                                    "00000000",    --         00H                B2H
                                    "00001001",    --         09H                B3H
                                    "00000000",    --         00H                B4H
                                     

                                    "00000000",    --                            B8H
                                    "00000000",    --                            B9H
                                    "00000000",    --                            BAH
                                    "00000000",    --                            BBH
                                    "00000000",    --                            BCH
                                    "00000001",    --                            BDH
                                    "00000010",    --                            BEH
                                    "00000100"     --                            BFH

                                    
                                     );     
END ROM;     

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -