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kusanagi |
2.1 |
/***************************************************************** |
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Program to read AC calibration data v1.1 |
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author: Petter Hofverberg, petter@particle.kth.se |
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0408 v1.0 alive |
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0409 Added shifting operators to fix problem with odd data |
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Errors: (returned to the main program as the variable "err") |
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err= |
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0 - Ok |
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1 - Data found, but corrupt |
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2 - Data dont found in buffer |
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******************************************************************/ |
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kusanagi |
1.1 |
#include <stdio.h> |
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kusanagi |
2.1 |
#include "AC.h" |
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kusanagi |
1.1 |
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kusanagi |
2.1 |
int i,err,found,j; |
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kusanagi |
1.1 |
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kusanagi |
2.1 |
int ACcalib(int length, unsigned short* datapointer, struct calibstruct* calibpointer) |
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kusanagi |
1.3 |
{ |
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kusanagi |
1.2 |
int iter=2; |
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kusanagi |
2.1 |
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//point struct-pointer to calibdata |
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kusanagi |
1.1 |
*calibpointer=calibdata; |
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//look for header 0xACCA |
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while(found==0 && iter<length) |
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kusanagi |
1.1 |
{ |
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tmp1=*datapointer; |
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tmp2=*(datapointer+1); |
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kusanagi |
2.1 |
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kusanagi |
1.1 |
if(tmp1==0xCAAC) |
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{ |
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found=1; |
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for(i=0;i<8256;i++) |
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{ |
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kusanagi |
2.1 |
buffer[i]=flip(*datapointer); |
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kusanagi |
1.1 |
datapointer++; |
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} |
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tmp1=0x0000; |
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} |
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kusanagi |
2.1 |
else if(((tmp1&0xFF00) >> 8 ) + ((tmp2&0x00FF) << 8 ) == 0xCAAC) |
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//else if((tmp1&0x00FF) + (tmp2&0xFF00)==0xACCA) |
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kusanagi |
1.1 |
{ |
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found=1; |
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for(i=0;i<8256;i++) |
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{ |
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kusanagi |
2.1 |
buffer[i]=flip(((tmp1&0xFF00) >> 8 ) + ((tmp2&0x00FF) << 8)); |
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//buffer[i]=(tmp1&0x00FF) + (tmp2&0xFF00); |
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kusanagi |
1.1 |
datapointer++; |
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tmp1=tmp2; |
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tmp2=*(datapointer+1); |
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} |
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} |
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kusanagi |
1.2 |
else{ |
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kusanagi |
1.1 |
datapointer++; |
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1.2 |
iter=iter+2;} |
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kusanagi |
1.1 |
} |
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kusanagi |
1.2 |
//check errors |
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kusanagi |
2.1 |
if(found==0) |
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kusanagi |
1.2 |
err=2; |
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kusanagi |
2.1 |
else if(buffer[8254]==0xAC22) |
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kusanagi |
1.1 |
err=0; |
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else |
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err=1; |
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kusanagi |
2.1 |
printf("length: %d\n iter: %d\n",length,iter); |
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kusanagi |
1.1 |
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//Fill calibdata from buffer |
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calibdata.header=buffer[0]; |
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for(i=0;i<5;i++) calibdata.status[i]=buffer[1+i]; |
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for(i=0;i<8;i++) calibdata.temp[i]=buffer[6+i]; |
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kusanagi |
1.3 |
for(i=0;i<8;i++) calibdata.DAC1[i]=buffer[14+i]; |
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for(i=0;i<8;i++) calibdata.DAC2[i]=buffer[22+i]; |
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kusanagi |
1.1 |
for(i=0;i<6;i++) calibdata.regist[i]=buffer[30+i]; |
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for(i=0;i<8;i++) calibdata.time[i]=buffer[36+i]; |
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calibdata.n_tr=buffer[44]; |
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for(i=0;i<16;i++) calibdata.hitmap_tr[i]=buffer[45+i]; |
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for(i=0;i<4096;i++) calibdata.curve1[i]=buffer[61+i]; |
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for(i=0;i<4096;i++) calibdata.curve2[i]=buffer[4157+i]; |
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calibdata.iCRC=buffer[8253]; |
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calibdata.tail=buffer[8254]; |
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calibdata.CRC=buffer[8255]; |
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kusanagi |
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kusanagi |
1.1 |
//debug |
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kusanagi |
2.1 |
if(err!=2) |
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{ |
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printf("header..... %hx\n",calibdata.header); |
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printf("status..... %hx\n",calibdata.status[0]); |
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printf("temp....... %hx\n",calibdata.temp[0]); |
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printf("DAC1....... %hx\n",calibdata.DAC1[0]); |
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printf("DAC2....... %hx\n",calibdata.DAC2[0]); |
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printf("regist..... %hx\n",calibdata.regist[0]); |
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printf("time....... %hx\n",calibdata.time[0]); |
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printf("n_tr....... %hx\n",calibdata.n_tr); |
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printf("hitmap_tr.. %hx\n",calibdata.hitmap_tr[0]); |
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printf("curve1..... %hx\n",calibdata.curve1[0]); |
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printf("curve2..... %hx\n",calibdata.curve2[0]); |
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printf("iCRC....... %hx\n",calibdata.iCRC); |
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printf("tail....... %hx\n",calibdata.tail); |
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printf("CRC........ %hx\n",calibdata.CRC); |
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} |
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kusanagi |
1.1 |
printf("err: %d\n",err); |
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return err; |
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} |
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kusanagi |
1.3 |
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