mirror of
				https://github.com/Klagarge/Cursor.git
				synced 2025-10-31 05:59:18 +00:00 
			
		
		
		
	Initial commit
This commit is contained in:
		
							
								
								
									
										69
									
								
								Libs/Lcd_test/hdl/lcdSerializer_tester_test.vhd
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										69
									
								
								Libs/Lcd_test/hdl/lcdSerializer_tester_test.vhd
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,69 @@ | ||||
| ARCHITECTURE test OF lcdSerializer_tester IS | ||||
|  | ||||
|   constant clockPeriod: time := (1.0/clockFrequency) * 1 sec; | ||||
|   signal clock_int: std_ulogic := '1'; | ||||
|  | ||||
|   constant initializationSequenceLength: positive := 14; | ||||
|   type initializtionDataType is array (1 to initializationSequenceLength) | ||||
|     of std_ulogic_vector(data'range); | ||||
|   constant initializtionData: initializtionDataType :=( | ||||
|     '0' & X"40",    -- Display start line 0 | ||||
|     '0' & X"A1",    --  | ||||
|     '0' & X"C0",    --  | ||||
|     '0' & X"A6",    --  | ||||
|     '0' & X"A2",    --  | ||||
|     '0' & X"2F",    --  | ||||
|     '0' & X"F8",    --  | ||||
|     '0' & X"00",    --  | ||||
|     '0' & X"23",    --  | ||||
|     '0' & X"81",    --  | ||||
|     '0' & X"1F",    --  | ||||
|     '0' & X"AC",    --  | ||||
|     '0' & X"00",    --  | ||||
|     '0' & X"AF"     --  | ||||
|   ); | ||||
|  | ||||
| BEGIN | ||||
|   ------------------------------------------------------------------------------ | ||||
|                                                               -- reset and clock | ||||
|   reset <= '1', '0' after 2*clockPeriod; | ||||
|  | ||||
|   clock_int <= not clock_int after clockPeriod/2; | ||||
|   clock <= transport clock_int after clockPeriod*9/10; | ||||
|  | ||||
|   ------------------------------------------------------------------------------ | ||||
|                                                                 -- send sequence | ||||
|   process | ||||
|   begin | ||||
|     data <= (others => '0'); | ||||
|     send <= '0'; | ||||
|     wait until falling_edge(busy); | ||||
|                                                     -- send initialization codes | ||||
|     wait until rising_edge(clock_int); | ||||
|     for index in initializtionData'range loop | ||||
|       data <= initializtionData(index); | ||||
|       send <= '1', '0' after clockPeriod; | ||||
|       wait until rising_edge(busy); | ||||
|       wait until falling_edge(busy); | ||||
|       wait for 1 ns; | ||||
|     end loop; | ||||
|     wait for 100*clockPeriod; | ||||
|                                                              -- send pixel codes | ||||
|     wait until rising_edge(clock_int); | ||||
|     for index in 1 to 8 loop | ||||
|       data <= std_ulogic_vector(to_unsigned(index, data'length)); | ||||
|       data(data'high) <= '1'; | ||||
|       send <= '1', '0' after clockPeriod; | ||||
|       wait until rising_edge(busy); | ||||
|       wait until falling_edge(busy); | ||||
|       wait for 1 ns; | ||||
|     end loop; | ||||
|     wait for 100*clockPeriod; | ||||
|                                                             -- end of simulation | ||||
|     assert false | ||||
|       report "End of simulation" | ||||
|       severity failure; | ||||
|     wait; | ||||
|   end process; | ||||
|  | ||||
| END ARCHITECTURE test; | ||||
		Reference in New Issue
	
	Block a user