Subversion Repositories iso7816_3_master

`timescale 1ns / 1ps
`default_nettype none
 
module FiDiAnalyzer(
	input wire [3:0] fiCode,
	input wire [3:0] diCode,
	output wire [12:0] fi,
	output wire [7:0] di,
	output wire [12:0] cyclesPerEtu, //truncate values to 'floor' integer value
	output wire [7:0] fMax				//in 0.1MHz units
	);
 
wire [13+8] fiStuff;
assign {fi,fMax} = fiStuff;
always @(*) begin:fiBlock
	case(fiCode)
		4'b0000: fiStuff = {12'd0372,8'd040};
		4'b0001: fiStuff = {12'd0372,8'd050};
		4'b0010: fiStuff = {12'd0372,8'd060};
		4'b0011: fiStuff = {12'd0372,8'd080};
		4'b0100: fiStuff = {12'd0372,8'd120};
		4'b0101: fiStuff = {12'd0372,8'd160};
		4'b0110: fiStuff = {12'd0372,8'd200};
		4'b0111: fiStuff = {12'd0000,8'd000};
		4'b1000: fiStuff = {12'd0000,8'd000};
		4'b1001: fiStuff = {12'd0372,8'd050};
		4'b1010: fiStuff = {12'd0372,8'd075};
		4'b1011: fiStuff = {12'd0372,8'd100};
		4'b1100: fiStuff = {12'd0372,8'd150};
		4'b1101: fiStuff = {12'd0372,8'd200};
		4'b1110: fiStuff = {12'd0000,8'd000};
		4'b1111: fiStuff = {12'd0000,8'd000};
	endcase
end
 
always @(*) begin:diBlock
	case(diCode)
		4'b0000: di = 0;
		4'b0001: di = 1;
		4'b0010: di = 2;
		4'b0011: di = 4;
		4'b0100: di = 8;
		4'b0101: di = 16;
		4'b0110: di = 32;
		4'b0111: di = 64;
		4'b1000: di = 0;
		4'b1001: di = 12;
		4'b1010: di = 20;
		4'b1011: di = 0;
		4'b1100: di = 0;
		4'b1101: di = 0;
		4'b1110: di = 0;
		4'b1111: di = 0;
	endcase
end
 
always @(*) begin:cyclesPerEtuBlock
	case({fiCode,diCode})
		8'h01: cyclesPerEtu = 372/1;
		8'h02: cyclesPerEtu = 372/2;
		8'h03: cyclesPerEtu = 372/4;
		8'h04: cyclesPerEtu = 372/8;
		8'h05: cyclesPerEtu = 372/16;
		8'h06: cyclesPerEtu = 372/32;
		8'h07: cyclesPerEtu = 372/64;
		8'h09: cyclesPerEtu = 372/12;
		8'h0A: cyclesPerEtu = 372/20;
 
		8'h11: cyclesPerEtu = 372/1;
		8'h12: cyclesPerEtu = 372/2;
		8'h13: cyclesPerEtu = 372/4;
		8'h14: cyclesPerEtu = 372/8;
		8'h15: cyclesPerEtu = 372/16;
		8'h16: cyclesPerEtu = 372/32;
		8'h17: cyclesPerEtu = 372/64;
		8'h19: cyclesPerEtu = 372/12;
		8'h1A: cyclesPerEtu = 372/20;
 
		8'h21: cyclesPerEtu = 558/1;
		8'h22: cyclesPerEtu = 558/2;
		8'h23: cyclesPerEtu = 558/4;
		8'h24: cyclesPerEtu = 558/8;
		8'h25: cyclesPerEtu = 558/16;
		8'h26: cyclesPerEtu = 558/32;
		8'h27: cyclesPerEtu = 558/64;
		8'h29: cyclesPerEtu = 558/12;
		8'h2A: cyclesPerEtu = 558/20;
 
		8'h31: cyclesPerEtu = 744/1;
		8'h32: cyclesPerEtu = 744/2;
		8'h33: cyclesPerEtu = 744/4;
		8'h34: cyclesPerEtu = 744/8;
		8'h35: cyclesPerEtu = 744/16;
		8'h36: cyclesPerEtu = 744/32;
		8'h37: cyclesPerEtu = 744/64;
		8'h39: cyclesPerEtu = 744/12;
		8'h3A: cyclesPerEtu = 744/20;
 
		8'h41: cyclesPerEtu = 1116/1;
		8'h42: cyclesPerEtu = 1116/2;
		8'h43: cyclesPerEtu = 1116/4;
		8'h44: cyclesPerEtu = 1116/8;
		8'h45: cyclesPerEtu = 1116/16;
		8'h46: cyclesPerEtu = 1116/32;
		8'h47: cyclesPerEtu = 1116/64;
		8'h49: cyclesPerEtu = 1116/12;
		8'h4A: cyclesPerEtu = 1116/20;
 
		8'h51: cyclesPerEtu = 1488/1;
		8'h52: cyclesPerEtu = 1488/2;
		8'h53: cyclesPerEtu = 1488/4;
		8'h54: cyclesPerEtu = 1488/8;
		8'h55: cyclesPerEtu = 1488/16;
		8'h56: cyclesPerEtu = 1488/32;
		8'h57: cyclesPerEtu = 1488/64;
		8'h59: cyclesPerEtu = 1488/12;
		8'h5A: cyclesPerEtu = 1488/20;
 
		8'h61: cyclesPerEtu = 1860/1;
		8'h62: cyclesPerEtu = 1860/2;
		8'h63: cyclesPerEtu = 1860/4;
		8'h64: cyclesPerEtu = 1860/8;
		8'h65: cyclesPerEtu = 1860/16;
		8'h66: cyclesPerEtu = 1860/32;
		8'h67: cyclesPerEtu = 1860/64;
		8'h69: cyclesPerEtu = 1860/12;
		8'h6A: cyclesPerEtu = 1860/20;
 
		8'h91: cyclesPerEtu = 512/1;
		8'h92: cyclesPerEtu = 512/2;
		8'h93: cyclesPerEtu = 512/4;
		8'h94: cyclesPerEtu = 512/8;
		8'h95: cyclesPerEtu = 512/16;
		8'h96: cyclesPerEtu = 512/32;
		8'h97: cyclesPerEtu = 512/64;
		8'h99: cyclesPerEtu = 512/12;
		8'h9A: cyclesPerEtu = 512/20;
 
		8'hA1: cyclesPerEtu = 768/1;
		8'hA2: cyclesPerEtu = 768/2;
		8'hA3: cyclesPerEtu = 768/4;
		8'hA4: cyclesPerEtu = 768/8;
		8'hA5: cyclesPerEtu = 768/16;
		8'hA6: cyclesPerEtu = 768/32;
		8'hA7: cyclesPerEtu = 768/64;
		8'hA9: cyclesPerEtu = 768/12;
		8'hAA: cyclesPerEtu = 768/20;
 
		8'hB1: cyclesPerEtu = 1024/1;
		8'hB2: cyclesPerEtu = 1024/2;
		8'hB3: cyclesPerEtu = 1024/4;
		8'hB4: cyclesPerEtu = 1024/8;
		8'hB5: cyclesPerEtu = 1024/16;
		8'hB6: cyclesPerEtu = 1024/32;
		8'hB7: cyclesPerEtu = 1024/64;
		8'hB9: cyclesPerEtu = 1024/12;
		8'hBA: cyclesPerEtu = 1024/20;
 
		8'hC1: cyclesPerEtu = 1536/1;
		8'hC2: cyclesPerEtu = 1536/2;
		8'hC3: cyclesPerEtu = 1536/4;
		8'hC4: cyclesPerEtu = 1536/8;
		8'hC5: cyclesPerEtu = 1536/16;
		8'hC6: cyclesPerEtu = 1536/32;
		8'hC7: cyclesPerEtu = 1536/64;
		8'hC9: cyclesPerEtu = 1536/12;
		8'hCA: cyclesPerEtu = 1536/20;
 
		8'hD1: cyclesPerEtu = 2048/1;
		8'hD2: cyclesPerEtu = 2048/2;
		8'hD3: cyclesPerEtu = 2048/4;
		8'hD4: cyclesPerEtu = 2048/8;
		8'hD5: cyclesPerEtu = 2048/16;
		8'hD6: cyclesPerEtu = 2048/32;
		8'hD7: cyclesPerEtu = 2048/64;
		8'hD9: cyclesPerEtu = 2048/12;
		8'hDA: cyclesPerEtu = 2048/20;
 
		default: cyclesPerEtu = 0;//RFU
	endcase
end
 
endmodule