lcodu_main.c

是关于arm7的代码

//*----------------------------------------------------------------------------
//* File Name           : lcodu_main.c
//* Object              : Main application written in C
//* Creation            : wp   200710
//* Modif               : wp    20071023
//*----------------------------------------------------------------------------
#include "Board.h"
#include "vars.h"
#include "usart.h"
#include "hardctrl.h"
#include "spi.h"
#include "string.h"

#define SENDIND_DATA(x)  {if(x) send_msg_USART1();\
                          else  send_msg_USART0(); }
                         
extern void initiation(void);


//*--------------------------------------------------------------------------------------
//* Function Name       : Main
//* Object              : Software entry point
//* Input Parameters    : none.
//* Output Parameters   : none.
//*--------------------------------------------------------------------------------------

  
void Delay (unsigned int a) { while (--a!=0); }  // 延时函数

char const app_version[5]={64,10,32,0x03,0xE8}; //本程序版本：64.10.32.1000；十进制数1000 换算成16进制为0x03e8 
                                                //即后两个字节算成一个十进制数  
unsigned int oldalarm;

//unsigned char old_crc_counter;
//unsigned int alive_always_counter;
/*
函数名： odu_data_init
功能：参数初始化，从flash中读出各配置参数的值
作者：wp
*/
void odu_data_init(void)
{  unsigned int address;

   if(strcmp(app_version,(char const*)rfu_sw_version)!=0)
   {
      address=(unsigned int)&rfu_sw_version;
      at91f_flash_write(address,5,(unsigned char*)app_version);
             
   }
  
   att_step_delay=400;
   v_at1b_auto=AUTO;
   v_rssi_deltar_t_auto=MANUAL;
   v_txmute_auto=0;
   adc_det_out=1;
   
   v_att0=v_e_att0/10;
   if(v_att0>30) v_att0=30;
   
   v_sysmax_txpower=(config_b[2]>>16)&0x0ff;
   v_c_m_tx=(config_b[2]>>8)&0x0ff;
   v_c_m_rx=config_b[2]&0x00ff;
   
   v_c_tx_if=(config_b[4]>>16)&0x0ffff;
   v_c_tx_if*=1000;
   v_c_rx_if=config_b[4]&0x00ffff;
   v_c_rx_if*=1000;
   
   syn_select=(config_b[5]>>24)&0x0ff;
   v_at1d    =(config_b[5]>>16)&0x0ff;
   v_at1e    =(config_b[5]>>8)&0x0ff;
   
   v_txpower_max=config_b[6]&0x0ff;
   
   v_gate_a=(config_b[7]>>24)&0x0ff;
   v_gate_b=(config_b[7]>>16)&0x0ff;
   v_gate_c=(config_b[7]>>8)&0x0ff;
   
   v_en_telemetry_alarm=(config_b[11]>>24)&0x0ff;
   v_tm_telemetry_alarm=((config_b[11]>>16)&0x0ff)*4;
   
   v_tx_power=(v_txpower_max-v_att0)*10-diplexer_tx_loss;
   
   v_tx_frequency=*(unsigned int *)EADDR_F_TX;
   v_rx_frequency=*(unsigned int *)EADDR_F_RX;
   
   v_rx_f_lo=(v_rx_frequency-v_c_rx_if)/v_c_m_rx;
   v_tx_f_lo=(v_tx_frequency-v_c_tx_if)/v_c_m_tx;  
   
   Set_TX_RX_RF(TX_RF,(v_tx_f_lo/1000));
   Set_TX_RX_RF(RX_RF,(v_rx_f_lo/1000));
   
   set_att(0,v_att0);
   
}


/*
函数名： adc_find_item
功能：查表求rssi相对应的rssi0的大小（dbm）
说明：adc表第一项为最小功率所对应的电压值，逐项变大
作者：wp
*/
signed int adc_find_item(unsigned int adcresult)
{
   signed int i;
   unsigned int t;
   
   for(i=0;i<70;i++)
   {
     t=(v_e_rssi[i][1]<<8)+v_e_rssi[i][0];
     if(adcresult<t)  break;
   }
   
   if(i==0) return -90;
   if(i==70) return -20;
   if((adcresult-((v_e_rssi[i-1][1]<<8)+v_e_rssi[i-1][0]))>(t-adcresult))
     return i-90;
   else return(i-91);
}

/*
函数名： pmax_find_item
功能：查表求det_out相对应的功率的大小（dbm）
说明：adc表第一项为最大功率所对应的电压值，逐项变小
作者：wp
*/
//*-----------------------------------------------------------------------------
//* Function Name       : pmax_find_item
//* Object              : find the value of output power(dbm) with the det_out-power table
//*                       according to the det_out-ADC-result. The first item in the
//*                       table corresponding to the largest possible power.
//* autor               : wang ping  
//* Input Parameters    : adcresult:0--1023.
//* Output Parameters   : none.
//*-----------------------------------------------------------------------------
/*
signed int pmax_find_item(unsigned int adcresult)
{
   signed int i;
   signed int t;
   
   for(i=1;i<62;i++)
   {
     if(adcresult>v_e_out[v_temp_point][i])  break;
   }
    
   t=v_txpower_max-(diplexer_tx_loss/10);
   if(i==1) return (4+t);
   if((adcresult-v_e_out[v_temp_point][i])>(v_e_out[v_temp_point][i-1]-adcresult))
   return (3-i+t);
   return (4-i+t);
}*/
/*
函数名： adc_status_collect
功能：求messurement参数，处理当其中有参数发生变化时的动作
说明：AT1B表第一项为最低温度及其相应的温度补偿值，逐项递增
作者：wp
*/
//*-----------------------------------------------------------------------------
//* Function Name       : adc_status_collect
//* Object              : check the changes of the 5 ADC channels' result,and refresh
//*                       the corresponding ADC result. And make it sure if any 
//*                       alarms occur, and manage them. Then control AT1B.
//*                       At the same time,if a specifically time passed, report 
//*                       the corresponding parameters to the IDU or Monitor.
//* autor               : wang ping  
//* Input Parameters    : none
//* Output Parameters   : none.
//*modif                :wangping 在温度、功率发生变化时，立即上报
//*-----------------------------------------------------------------------------
void adc_status_collect()
{
  unsigned char flag,i;
   signed char tmp1,tmp2;
   signed int tmp,ack;
   unsigned int address;
   //unsigned char tempt;
   
   flag=0;
   if(adc_temp!=adc_result_buf0)
   {
     adc_temp=adc_result_buf0;
     tmp=adc_result_buf0*33;
     tmp/=128;
     tmp-=69;
   
     if(v_temp_value!=tmp)
     {      
       v_temp_value=tmp;
       if(v_temp_value>v_temp_max) 
       { //v_temp_max=v_temp_value;
                address=(unsigned int)&v_temp_max;
                ltob.ul=v_temp_value;
                ack=at91f_flash_write(address,4,ltob.ch);
                if(ack!=0) { v_odu_alarm[1]|=ALARM_EEPROM; alarm_flag=1;}
                else v_odu_alarm[1]&=NORMAL_EEPROM;
       }
       
       for(i=0;i<4;i++)
       {
           tmp1=v_e_at1b[i][0];
           if(tmp<tmp1) break;
       }  
       if(i>3) 
       {
         i=3;
       }         
       if(i>0)             //modified 080421 by wangping :因为有多项温度修正，各项修正温度点相同，所以先确定最接近温度点
       {
             tmp2=v_e_at1b[i-1][0];
             if((tmp-tmp2)<(tmp1-tmp))
               i--;
            
       }
         v_at1b_a=v_e_at1b[i][1];
        
         tmp1=v_at1a+v_at1b_a+v_at1c+v_at1d+v_at1e;
         if(tmp1<0) { v_at1b_a=-(v_at1a+v_at1c+v_at1d+v_at1e);}
         if(tmp1>31){ v_at1b_a=31-(v_at1a+v_at1c+v_at1d+v_at1e);}
       
       if(v_at1b_auto==AUTO)
       {
         
         v_at1b=v_at1b_a;
         tmp1=v_at1a+v_at1b+v_at1c+v_at1d+v_at1e;
         if(tmp1<0) tmp1=0;
         if(tmp1>30) tmp1=30;
         set_att(1,tmp1);
       }
     
       if(v_rssi_deltar_t_auto==AUTO)
       {
         for(i=0;i<4;i++)
         {
           tmp1=v_e_rssi_deltar_t[i][0];
           if(tmp<tmp1) break;
         } 
         if(i>3) 
         {
           i=3;
         }
         v_rssi_deltar_t=v_e_rssi_deltar_t[i][1];
         if(i>0)
         {
           tmp2=v_e_rssi_deltar_t[i-1][0];
           if((tmp-tmp2)<(tmp1-tmp))
           v_rssi_deltar_t=v_e_rssi_deltar_t[i-1][1];
         }
       }
       
       
       for(i=0;i<4;i++)
       {
           tmp1=v_e_ob1[i][0];
           if(tmp<tmp1) break;
       }
       if(i>3) 
       {
         i=3;
       }          
       if(i>0)             //modified 080421 by wangping :因为有多项温度修正，各项修正温度点相同，所以先确定最接近温度点
       {
             tmp2=v_e_ob1[i-1][0];
             if((tmp-tmp2)<(tmp1-tmp))
               i--;
            
       }
       v_ob1_30=v_e_ob1[i][2];
       
       
       for(i=0;i<4;i++)
       {
           tmp1=v_e_out[i][0];
           if(tmp<tmp1) break;
       }    
       if(i>3) 
       {
         i=3;
       }          
       if(i>0)             //modified 080421 by wangping :因为有多项温度修正，各项修正温度点相同，所以先确定最接近温度点
       {
             tmp2=v_e_out[i-1][0];
             if((tmp-tmp2)<(tmp1-tmp))
               i--;
            
       }
       v_temp_point=i;
       
       flag=1;//indicate the temperature has changed
     }
   }
#if(1)