t2_init.c

SDH光端机支路单元盘开发,都是作者工程实践的经验总结,具有很高的工程指导价值和现实推广前景

/****************************************/
/* Copyright (c) 2004, 通信工程学院戴佳 */
/* All rights reserved.                 */
/* 作    者：戴佳                       */
/****************************************/

 #include <other.h>

void T2_Init()
{
  T2_007=T2_007|0x80;   //RESET =1
  delay1ms();
  T2_007=T2_007&0x7F;  //RESET=0

  //CEPT=1;
  T2_000=0x01;
  T2_040=0x01;
  T2_080=0x01;
  T2_0C0=0x01;
  //CEPT=1
  T2_001=0x01;
  T2_041=0x01;
  T2_081=0x01;
  T2_0C1=0x01;

  //THS=1
  T2_030=T2_030|0x01;
  T2_070=T2_070|0x01;
  T2_0B0=T2_0B0|0x01;
  T2_0F0=T2_0F0|0x01;

  T2_010=0x60;
  T2_050=0x60;
  T2_090=0x60;
  T2_0D0=0x60;


  T2_01F=T2_01F&0xFC;//SYNC=0,LIMIT=0 
  T2_01F=T2_01F|0x10;
  T2_05F=T2_05F&0xFC;//SYNC=0,LIMIT=0
  T2_05F=T2_05F|0x10;
  T2_09F=T2_09F&0xFC;//SYNC=0,LIMIT=0
  T2_09F=T2_09F|0x10;
  T2_0DF=T2_0DF&0xFC;//SYNC=0,LIMIT=0
  T2_0DF=T2_0DF|0x10;

  T2_02C=T2_02C&0x7F; //RPT=0
  T2_06C=T2_06C&0x7F; //RPT=0
  T2_0AC=T2_0AC&0x7F; //RPT=0
  T2_0EC=T2_0EC&0x7F; //RPT=0
  T2_02E=T2_02E&0xF8;
  T2_06E=T2_06E&0xF8;
  T2_0AE=T2_0AE&0xF8;
  T2_0EE=T2_0EE&0xF8;
  T2_02F=T2_02F&0xF0;
  T2_06F=T2_06F&0xF0;
  T2_0AF=T2_0AF&0xF0;
  T2_0EF=T2_0EF&0xF0;
  T2_02F=T2_02F|0x08;      //8
  T2_06F=T2_06F|0x08;
  T2_0AF=T2_0AF|0x08;
  T2_0EF=T2_0EF|0x08;

  T2_02E=T2_02E|0x01;
  T2_06E=T2_06E|0x01;
  T2_0AE=T2_0AE|0x01;
  T2_0EE=T2_0EE|0x01;
  T2_02F=T2_02F|0x08;      //8
  T2_06F=T2_06F|0x08;      //8
  T2_0AF=T2_0AF|0x08;      //8
  T2_0EF=T2_0EF|0x08;      //8

  T2_02E=T2_02E&0xFE;
  T2_06E=T2_06E&0xFE;
  T2_0AE=T2_0AE&0xFE;
  T2_0EE=T2_0EE&0xFE;
  T2_02E=T2_02E|0x02;
  T2_06E=T2_06E|0x02;
  T2_0AE=T2_0AE|0x02;
  T2_0EE=T2_0EE|0x02;
  T2_02F=T2_02F|0x08;      //8
  T2_06F=T2_06F|0x08;      //8
  T2_0AF=T2_0AF|0x08;      //8
  T2_0EF=T2_0EF|0x08;      //8

  T2_02E=T2_02E|0x01;
  T2_06E=T2_06E|0x01;
  T2_0AE=T2_0AE|0x01;
  T2_0EE=T2_0EE|0x01;
  T2_02F=T2_02F|0x08;      //8
  T2_06F=T2_06F|0x08;      //8
  T2_0AF=T2_0AF|0x08;      //8
  T2_0EF=T2_0EF|0x08;      //8

  T2_02E=T2_02E&0xFC;
  T2_06E=T2_06E&0xFC;
  T2_0AE=T2_0AE&0xFC;
  T2_0EE=T2_0EE&0xFC;
  T2_02E=T2_02E|0x04;
  T2_06E=T2_06E|0x04;
  T2_0AE=T2_0AE|0x04;
  T2_0EE=T2_0EE|0x04;
  T2_02F=T2_02F&0xF0;      //0
  T2_06F=T2_06F&0xF0;      //0
  T2_0AF=T2_0AF&0xF0;      //0
  T2_0EF=T2_0EF&0xF0;      //0

  T2_02E=T2_02E|0x01;
  T2_06E=T2_06E|0x01;
  T2_0AE=T2_0AE|0x01;
  T2_0EE=T2_0EE|0x01;
  T2_02F=T2_02F&0xF0;      //0
  T2_06F=T2_06F&0xF0;      //0
  T2_0AF=T2_0AF&0xF0;      //0
  T2_0EF=T2_0EF&0xF0;      //0

  T2_02E=T2_02E&0xFC;      //0
  T2_06E=T2_06E&0xFC;      //0
  T2_0AE=T2_0AE&0xFC;      //0
  T2_0EE=T2_0EE&0xFC;      //0
  T2_02E=T2_02E|0x02;
  T2_06E=T2_06E|0x02;
  T2_0AE=T2_0AE|0x02;
  T2_0EE=T2_0EE|0x02;
  T2_02F=T2_02F&0xF0;
  T2_06F=T2_06F&0xF0;
  T2_0AF=T2_0AF&0xF0;
  T2_0EF=T2_0EF&0xF0;

  T2_02E=T2_02E|0x01;
  T2_06E=T2_06E|0x01;
  T2_0AE=T2_0AE|0x01;
  T2_0EE=T2_0EE|0x01;
  T2_02F=T2_02F&0xF0;      //0
  T2_06F=T2_06F&0xF0;      //0
  T2_0AF=T2_0AF&0xF0;      //0
  T2_0EF=T2_0EF&0xF0;      //0
  T2_02C=T2_02C|0x80; //RPT=1
  T2_06C=T2_06C|0x80; //RPT=1
  T2_0AC=T2_0AC|0x80; //RPT=1
  T2_0EC=T2_0EC|0x80; //RPT=1

  T2_00A=T2_00A|0x00;   //PLLREF[1]=0,PLLREF[0]=1;FIFOBYP=1
  T2_04A=T2_04A|0x00;
  T2_08A=T2_08A|0x00;
  T2_0CA=T2_0CA|0x00;

  T2_01D=0xFF;      //N1=0xFF for E1
  T2_05D=0xFF;
  T2_09D=0xFF;
  T2_0DD=0xFF;
  T2_01E=0xFF;      //N2=0xFF for E1 
  T2_05E=0xFF;
  T2_09E=0xFF;
  T2_0DE=0xFF;
 
}