frbufctl.v

华大机顶盒源码(包括所有源代码).rar

`include "SaveFrameBuf.v"
`include "TxFrameBuf.v"
`include "CtlFB.v"

module FrBufCtl( CLKM, ResetN, 
                 //input 
                 bInfo, bProg, bDZTS, FValid, RxFsync, RxDen, Rx_DB,
                 DOB, EPGDataReq, CompDZTS_End, 
                 //output
                 RxDaMux, CompDZTS_En, DIA, CLKA, CLKB, ADDRA, ADDRB,
                 WEA, EPGData, EPGWrEn, EPGAddr, EPGTxEn
               );

input        CLKM;
input        ResetN;

input        bInfo; 
input        bProg;
input        bDZTS;
input        FValid; 
input        RxFsync; 
input        RxDen; 
input [15:0] Rx_DB; 
input [15:0] DOB;
input        EPGDataReq;
input        CompDZTS_End;

output        RxDaMux;
output        CompDZTS_En;
output [15:0] DIA;
output        CLKA;
output        CLKB;
output [9:0]  ADDRA;
output [9:0]  ADDRB;
output        WEA;
output [15:0] EPGData;
output        EPGWrEn;
output        EPGAddr;
output        EPGTxEn;

wire          EPGTxEnd;
wire          BufEmpty;
wire   [6:0]  FB_WAddr;
wire   [6:0]  FB_RAddr;
wire   [2:0]  WRCS; 
wire   [2:0]  RDCS;

assign ADDRA = {WRCS, FB_WAddr};
assign ADDRB = {RDCS, FB_RAddr};

SaveFrameBuf U1( .CLKM(CLKM), 
                 .ResetN(ResetN), 
                 //input 
                 .bInfo(bInfo), 
                 .bProg(bProg), 
                 .FValid(FValid), 
                 .FSync(RxFsync), 
                 .Den(RxDen), 
                 .bDZTS(bDZTS),
                 .BufEmpty(BufEmpty), 
                 .Rx_DB(Rx_DB), 
                 .CompDZTS_End(CompDZTS_End),
                 //output
                 .Rx_SelLW(RxDaMux), 
                 .CompDZTS_En(CompDZTS_En),
                 .FB_DB(DIA), 
                 .FB_WR(CLKA), 
                 .FB_WAddr(FB_WAddr), 
                 .FB_WEN(WEA),
                 .SaveBufFull(SaveBufFull)
               );
               
TxFrameBuf U2( .CLKM(CLKM), 
               .ResetN(ResetN),
               //input 
               .EPGDataReq(EPGDataReq), 
               .FB_RDB(DOB), 
               //output 
               .EPGData(EPGData),  
               .EPGWrEn(EPGWrEn),  
               .EPGAddr(EPGAddr),
               .FB_RD(CLKB), 
               .FB_RAddr(FB_RAddr),
               .EPGTxEnd(EPGTxEnd)
             );               

CtlFB U3( .CLKM(CLKM), 
          .ResetN(ResetN), 
          //input 
          .SaveBufFull(SaveBufFull), 
          .EPGTxEnd(EPGTxEnd),
          //output
          .BufEmpty(BufEmpty), 
          .EPGTxEn(EPGTxEn), 
          .WRCS(WRCS), 
          .RDCS(RDCS)
        );

endmodule