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[/] [usb2uart/] [trunk/] [rtl/] [usb1_core/] [usb1_defines.v] - Rev 3
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///////////////////////////////////////////////////////////////////// //// //// //// USB 1.1 function defines file //// //// //// //// //// //// Author: Rudolf Usselmann //// //// rudi@asics.ws //// //// //// //// //// //// Downloaded from: http://www.opencores.org/cores/usb1_funct///// //// //// ///////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2000-2002 Rudolf Usselmann //// //// www.asics.ws //// //// rudi@asics.ws //// //// //// //// This source file may be used and distributed without //// //// restriction provided that this copyright statement is not //// //// removed from the file and that any derivative work contains //// //// the original copyright notice and the associated disclaimer.//// //// //// //// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY //// //// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED //// //// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS //// //// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR //// //// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, //// //// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES //// //// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE //// //// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR //// //// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF //// //// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT //// //// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT //// //// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE //// //// POSSIBILITY OF SUCH DAMAGE. //// //// //// ///////////////////////////////////////////////////////////////////// // CVS Log // // $Id: usb1_defines.v,v 1.3 2002-09-25 06:06:49 rudi Exp $ // // $Date: 2002-09-25 06:06:49 $ // $Revision: 1.3 $ // $Author: rudi $ // $Locker: $ // $State: Exp $ // // Change History: // $Log: not supported by cvs2svn $ // Revision 1.2 2002/09/20 11:46:54 rudi // fixed a type 'define' was missing ... // // Revision 1.1.1.1 2002/09/19 12:07:40 rudi // Initial Checkin // // // // // // // // `include "timescale.v" //`define USBF_DEBUG //`define USBF_VERBOSE_DEBUG // Enable or disable Block Frames //`define USB1_BF_ENABLE ///////////////////////////////////////////////////////////////////// // // Items below this point should NOT be modified by the end user // UNLESS you know exactly what you are doing ! // Modify at you own risk !!! // ///////////////////////////////////////////////////////////////////// `define ROM_SIZE0 7'd018 // Device Descriptor Length `define ROM_SIZE1 7'd053 // Configuration Descriptor Length `define ROM_SIZE2A 7'd004 // Language ID Descriptor Start Length `define ROM_SIZE2B 7'd010 // String Descriptor Length `define ROM_SIZE2C 7'd010 // for future use `define ROM_SIZE2D 7'd010 // for future use `define ROM_START0 7'h00 // Device Descriptor Start Address `define ROM_START1 7'h12 // Configuration Descriptor Start Address `define ROM_START2A 7'h47 // Language ID Descriptor Start Address `define ROM_START2B 7'h50 // String Descriptor Start Address `define ROM_START2C 7'h60 // for future use `define ROM_START2D 7'h70 // for future use // Endpoint Configuration Constants `define IN 14'b00_001_000000000 `define OUT 14'b00_010_000000000 `define CTRL 14'b10_100_000000000 `define ISO 14'b01_000_000000000 `define BULK 14'b10_000_000000000 `define INT 14'b00_000_000000000 // PID Encodings `define USBF_T_PID_OUT 4'b0001 `define USBF_T_PID_IN 4'b1001 `define USBF_T_PID_SOF 4'b0101 `define USBF_T_PID_SETUP 4'b1101 `define USBF_T_PID_DATA0 4'b0011 `define USBF_T_PID_DATA1 4'b1011 `define USBF_T_PID_DATA2 4'b0111 `define USBF_T_PID_MDATA 4'b1111 `define USBF_T_PID_ACK 4'b0010 `define USBF_T_PID_NACK 4'b1010 `define USBF_T_PID_STALL 4'b1110 `define USBF_T_PID_NYET 4'b0110 `define USBF_T_PID_PRE 4'b1100 `define USBF_T_PID_ERR 4'b1100 `define USBF_T_PID_SPLIT 4'b1000 `define USBF_T_PID_PING 4'b0100 `define USBF_T_PID_RES 4'b0000 // The HMS_DEL is a constant for the "Half Micro Second" // Clock pulse generator. This constant specifies how many // Phy clocks there are between two hms_clock pulses. This // constant plus 2 represents the actual delay. // Example: For a 60 Mhz (16.667 nS period) Phy Clock, the // delay must be 30 phy clock: 500ns / 16.667nS = 30 clocks `define USBF_HMS_DEL 5'h16 // After sending Data in response to an IN token from host, the // host must reply with an ack. The host has 622nS in Full Speed // mode and 400nS in High Speed mode to reply. RX_ACK_TO_VAL_FS // and RX_ACK_TO_VAL_HS are the numbers of UTMI clock cycles // minus 2 for Full and High Speed modes. //`define USBF_RX_ACK_TO_VAL_FS 8'd36 `define USBF_RX_ACK_TO_VAL_FS 8'd200 // After sending a OUT token the host must send a data packet. // The host has 622nS in Full Speed mode and 400nS in High Speed // mode to send the data packet. // TX_DATA_TO_VAL_FS and TX_DATA_TO_VAL_HS are is the numbers of // UTMI clock cycles minus 2. //`define USBF_TX_DATA_TO_VAL_FS 8'd36 `define USBF_TX_DATA_TO_VAL_FS 8'd200
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