@@ -64,13 +64,13 @@ | |||
module LED_control1 ( | |||
// inputs | |||
input wire clk12M, // 12M clock | |||
input wire rst, //Asynchronous reset | |||
input wire clk12M, // 12M clock | |||
input wire rst, // Asynchronous reset | |||
input wire [1:0] color_sel, // for selecting color using switches | |||
input wire RGB_Blink_En, //Enabling Blink | |||
input wire rw, // read or write select switch | |||
//outputs | |||
output reg red_pwm, // Red | |||
output reg blu_pwm, // Blue | |||
output reg red_pwm, // Red | |||
output reg blu_pwm, // Blue | |||
output reg grn_pwm // Green | |||
); | |||
@@ -160,16 +160,16 @@ always @ (posedge clk24M or posedge rst) | |||
Brightness_s <= 4'b0111; | |||
BreatheRamp_s <= 4'b0000; | |||
BlinkRate_s <= 4'b0101; | |||
end else if(!RGB_Blink_En) begin | |||
RGB_color_s <= RGB_color ; | |||
Brightness_s <= Brightness ; | |||
BreatheRamp_s <= 4'b0000 ; | |||
BlinkRate_s <= 4'b0000 ; | |||
//end else if(!RGB_Blink_En) begin //TODO ReadWrite Difference | |||
//RGB_color_s <= RGB_color ; | |||
//Brightness_s <= Brightness ; | |||
//BreatheRamp_s <= 4'b0000 ; | |||
//BlinkRate_s <= 4'b0000 ; | |||
end else begin | |||
RGB_color_s <= RGB_color ; | |||
Brightness_s <= Brightness ; | |||
BreatheRamp_s <= BreatheRamp ; | |||
BlinkRate_s <= BlinkRate ; | |||
BreatheRamp_s <= 4'b0000 ; | |||
BlinkRate_s <= 4'b0000 ; | |||
end | |||
@@ -1,70 +0,0 @@ | |||
module led_top ( | |||
input wire clk12M, | |||
input wire rst, | |||
input wire [1:0] color_sel, | |||
input wire RGB_Blink_En, | |||
output reg REDn, | |||
output reg BLUn, | |||
output reg GRNn, | |||
output reg RED, | |||
output reg BLU, | |||
output reg GRN | |||
); | |||
wire red_pwm; | |||
wire grn_pwm; | |||
wire blu_pwm; | |||
//parameter on_hi = 2'b10; | |||
//parameter on_lo = 2'b01; | |||
//parameter off = 2'b00; | |||
//parameter LED_OFF = 2'b00; | |||
//parameter RAMP_UP = 2'b01; | |||
//parameter LED_ON = 2'b10; | |||
//parameter RAMP_DOWN = 2'b11; | |||
//parameter on_max_cnt = 28'h16E35ED; // 1 sec steady | |||
//parameter [3:0] Brightness=4'b0111; //50% Brightness | |||
//parameter [3:0] BreatheRamp=4'b0110; //2x | |||
//parameter [3:0] BlinkRate=4'b0101; //1sec | |||
//parameter string RGB0_CURRENT = "0b111111"; | |||
//parameter string RGB1_CURRENT = "0b111111"; | |||
//parameter string RGB2_CURRENT = "0b111111"; | |||
defparam U1.on_hi = 2'b10; | |||
defparam U1.on_lo = 2'b01; | |||
defparam U1.off = 2'b00; | |||
defparam U1.LED_OFF = 2'b00; | |||
defparam U1.RAMP_UP = 2'b01; | |||
defparam U1.LED_ON = 2'b10; | |||
defparam U1.RAMP_DOWN = 2'b11; | |||
defparam U1.on_max_cnt = 28'h16E35ED; // 1 sec steady | |||
defparam U1.Brightness = 4'b0111; // 50% Brightness | |||
defparam U1.BreatheRamp = 4'b0110; // 2x | |||
defparam U1.BlinkRate = 4'b0101; // 1 sec | |||
defparam U2.RGB0_CURRENT = "0b111111"; | |||
defparam U2.RGB1_CURRENT = "0b111111"; | |||
defparam U2.RGB2_CURRENT = "0b111111"; | |||
LED_control1 U1 (.clk12M(clk12M),.rst(rst),.color_sel(color_sel),.RGB_Blink_En(RGB_Blink_En),.red_pwm(red_pwm),.blu_pwm(blu_pwm),.grn_pwm(grn_pwm)); | |||
RGB U2 (.CURREN('b1),.RGB0PWM(blu_pwm),.RGB1PWM(grn_pwm),.RGB2PWM(red_pwm),.RGBLEDEN('b1),.RGB0(BLUn),.RGB1(GRNn),.RGB2(REDn)); | |||
assign RED = red_pwm; | |||
assign GRN = grn_pwm; | |||
assign BLU = blu_pwm; | |||
endmodule | |||
@@ -0,0 +1,63 @@ | |||
module steuerung ( | |||
bus.steuerung_port b, //b.dip[3:0], b.timer, b.clk, b.spi_read[1:0] | |||
led_if.led_port_top i //i.rgb[2:0], i.rgbn[2:0] | |||
); | |||
//dip[3:2] -> select colour, dip[1] -> read ~ 1/write ~ 0, dip[0] -> on ~ 1/off ~ 0 | |||
//input wire clk12M, -> b.clk | |||
//input wire rst, -> b.dip[0] | |||
//input wire [1:0] color_sel, -> b.dip[3:2] | |||
//input wire rw, -> b.dip[1] | |||
//output reg REDn, -> i.rgbn[0] | |||
//output reg BLUn, -> i.rgbn[1] | |||
//output reg GRNn, -> i.rgbn[2] | |||
//output reg RED, -> i.rgb[0] | |||
//output reg BLU, -> i.rgb[1] | |||
//output reg GRN -> i.rgb[2] | |||
wire red_pwm; | |||
wire grn_pwm; | |||
wire blu_pwm; | |||
defparam U1.on_hi = 2'b10; | |||
defparam U1.on_lo = 2'b01; | |||
defparam U1.off = 2'b00; | |||
defparam U1.LED_OFF = 2'b00; | |||
defparam U1.RAMP_UP = 2'b01; | |||
defparam U1.LED_ON = 2'b10; | |||
defparam U1.RAMP_DOWN = 2'b11; | |||
defparam U1.on_max_cnt = 28'h16E35ED; // 1 sec steady | |||
defparam U1.Brightness = 4'b0111; // 50% Brightness | |||
defparam U1.BreatheRamp = 4'b0110; // 2x | |||
defparam U1.BlinkRate = 4'b0101; // 1 sec | |||
defparam U2.RGB0_CURRENT = "0b111111"; | |||
defparam U2.RGB1_CURRENT = "0b111111"; | |||
defparam U2.RGB2_CURRENT = "0b111111"; | |||
LED_control1 U1 (.clk12M(b.clk),.rst(b.dip[0]),.color_sel(b.dip[3:2]),.rw(b.dip[1]),.red_pwm(red_pwm),.blu_pwm(blu_pwm),.grn_pwm(grn_pwm)); | |||
RGB U2 (.CURREN('b1),.RGB0PWM(blu_pwm),.RGB1PWM(grn_pwm),.RGB2PWM(red_pwm),.RGBLEDEN('b1),.RGB0(i.rgbn[1]),.RGB1(i.rgbn[2]),.RGB2(rgbn[0])); | |||
assign i.rgb[0] = red_pwm; | |||
assign i.rgb[2] = grn_pwm; | |||
assign i.rgb[1] = blu_pwm; | |||
endmodule | |||
@@ -1,130 +0,0 @@ | |||
// ================================================================== | |||
// >>>>>>>>>>>>>>>>>>>>>>> COPYRIGHT NOTICE <<<<<<<<<<<<<<<<<<<<<<<<< | |||
// ------------------------------------------------------------------ | |||
// Copyright (c) 2017 by Lattice Semiconductor Corporation | |||
// ALL RIGHTS RESERVED | |||
// ------------------------------------------------------------------ | |||
// | |||
// Permission: | |||
// | |||
// Lattice SG Pte. Ltd. grants permission to use this code | |||
// pursuant to the terms of the Lattice Reference Design License Agreement. | |||
// | |||
// | |||
// Disclaimer: | |||
// | |||
// This VHDL or Verilog source code is intended as a design reference | |||
// which illustrates how these types of functions can be implemented. | |||
// It is the user's responsibility to verify their design for | |||
// consistency and functionality through the use of formal | |||
// verification methods. Lattice provides no warranty | |||
// regarding the use or functionality of this code. | |||
// | |||
// -------------------------------------------------------------------- | |||
// | |||
// Lattice SG Pte. Lt++++++++++++++++d. | |||
// 101 Thomson Road, United Square #07-02 | |||
// Singapore 307591 | |||
// | |||
// | |||
// TEL: 1-800-Lattice (USA and Canada) | |||
// +65-6631-2000 (Singapore) | |||
// +1-503-268-8001 (other locations) | |||
// | |||
// web: http://www.latticesemi.com/ | |||
// email: techsupport@latticesemi.com | |||
// | |||
// -------------------------------------------------------------------- | |||
// | |||
// Project: iCE5UP 5K RGB LED Tutorial | |||
// File: testbench.v | |||
// Title: LED PWM control | |||
// Description: Creates RGB PWM per control inputs | |||
// | |||
// | |||
// -------------------------------------------------------------------- | |||
// | |||
//------------------------------------------------------------ | |||
// Notes: | |||
// | |||
// | |||
//------------------------------------------------------------ | |||
// Development History: | |||
// | |||
// __DATE__ _BY_ _REV_ _DESCRIPTION___________________________ | |||
// 04/05/17 RK 1.0 Initial tutorial design for Lattice Radiant | |||
// | |||
//------------------------------------------------------------ | |||
// Dependencies: | |||
// | |||
// | |||
// | |||
//------------------------------------------------------------ | |||
//------------------------------------------------------------ | |||
// | |||
// | |||
// Testbench | |||
// | |||
//------------------------------------------------------------ | |||
`timescale 1ns/1ps | |||
module tb; | |||
//GSR GSR_INST ( .GSR(1)); | |||
//PUR PUR_INST ( .PUR(1)); | |||
reg clk12M; | |||
reg rst; | |||
reg [1:0]color_sel; | |||
reg RGB_Blink_En; | |||
wire REDn; | |||
wire BLUn; | |||
wire GRNn; | |||
wire RED; | |||
wire BLU; | |||
wire GRN; | |||
led_top dut(.clk12M(clk12M), | |||
.rst(rst), | |||
.color_sel(color_sel), | |||
.RGB_Blink_En(RGB_Blink_En), | |||
.REDn(REDn), | |||
.BLUn(BLUn), | |||
.GRNn(GRNn), | |||
.RED(RED), | |||
.BLU(BLU), | |||
.GRN(GRN) | |||
); | |||
initial | |||
begin | |||
clk12M=1'b0; | |||
end | |||
always | |||
#41.666666 clk12M=~clk12M; //clock generation | |||
initial | |||
begin | |||
rst=1'b1; | |||
color_sel=2'b01; | |||
RGB_Blink_En=1'b0; | |||
#1000 | |||
rst=1'b0; | |||
#3000000 | |||
color_sel=2'b11; | |||
#3000000 | |||
$stop; | |||
end | |||
initial | |||
begin | |||
$monitor("time=%t,RGB_Blink_En=%d,rst=%d,color_sel=%2d, REDn=%d, BLUn=%d, GRNn=%d",$time,RGB_Blink_En,rst,color_sel,REDn,BLUn,GRNn); | |||
end | |||
endmodule |