OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [orpsocv2/] [rtl/] [verilog/] [include/] [usbhostslave_constants_h.v] - Rev 522

Go to most recent revision | Compare with Previous | Blame | View Log

//////////////////////////////////////////////////////////////////////
//// usbConstants_h.v                                             
///////////////////////////////////////////////////////////////////////
 
`ifdef usbConstants_h_vdefined
`else
`define usbConstants_h_vdefined
 
//PIDTypes
`define OUT 4'h1
`define IN 4'h9
`define SOF 4'h5
`define SETUP 4'hd
`define DATA0 4'h3
`define DATA1 4'hb
`define ACK 4'h2
`define NAK 4'ha
`define STALL 4'he
`define PREAMBLE 4'hc 
 
 
//PIDGroups
`define SPECIAL 2'b00
`define TOKEN 2'b01
`define HANDSHAKE 2'b10
`define DATA 2'b11
 
// start of packet SyncByte
`define SYNC_BYTE 8'h80
 
`endif //usbConstants_h_vdefined       
 
 

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.