main.cpp

00001 /** example program for the use of the AT30TSE7xx class 
00002  *
00003  *  check addresses connected, read them 
00004  * (C) Wim Beaumont Universiteit Antwerpen 2017 
00005  
00006  *  ver  0.22  updated to the last mbed , see if mbed studio accepts now
00007  */ 
00008 
00009 #define AT30TSE753EXAMPLEVER "0.22"
00010 
00011 #include "mbed.h"
00012 
00013 #if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
00014   PinName const SDA = PTE0;
00015   PinName const SCL = PTE1;
00016 #elif defined (TARGET_KL05Z)
00017   PinName const SDA = PTB4;
00018   PinName const SCL = PTB3;
00019 #elif defined (TARGET_K20D50M)
00020   PinName const SDA = PTB1;
00021   PinName const SCL = PTB0;
00022 #else
00023   #error TARGET NOT DEFINED
00024 #endif
00025 
00026 
00027 #include "I2C.h"
00028 #include "I2CInterface.h" 
00029 #include "MBEDI2CInterface.h"  
00030 #include "dev_interface_def.h"
00031 #include "AT30TSE75x.h"
00032 
00033 
00034 MBEDI2CInterface mbedi2c( SDA, SCL); 
00035 MBEDI2CInterface* mbedi2cp=  &mbedi2c ;
00036 I2CInterface* i2cdev= mbedi2cp;
00037 
00038 Serial pc(USBTX, USBRX);
00039 
00040 void print_buf_hex( char *data, int length){
00041     int nr;
00042     char *ptr=data;
00043     for ( int lc=0; lc < length ; lc++){
00044         nr= (int) *(ptr++);
00045         printf( "%02x ",nr);
00046     }
00047     printf("\n\r");
00048 }        
00049 
00050 
00051 int main(void) { 
00052 
00053    // get the version of getVersion 
00054    getVersion gv;
00055    int addr=0;
00056    int i2cerr;
00057    
00058    printf("AT30TSE752  example program version %s, compile date %s time %s\n\r",AT30TSE753EXAMPLEVER,__DATE__,__TIME__);
00059    printf("getVersion :%s\n\r ",gv.getversioninfo());
00060    
00061    
00062    
00063    AT30TSE75x tid[8] ={ AT30TSE75x( i2cdev ,0), AT30TSE75x( i2cdev ,1),AT30TSE75x( i2cdev ,2) ,AT30TSE75x( i2cdev ,3),
00064                         AT30TSE75x( i2cdev ,4), AT30TSE75x( i2cdev ,5),AT30TSE75x( i2cdev ,6) ,AT30TSE75x( i2cdev ,7)};
00065    bool addrfound[8];
00066    for (int lc=0; lc <7 ;lc++) {
00067         printf ( "AT30SE75x version :%s\n\r ",tid[lc].getversioninfo());
00068         printf( "Taddr %x , Eaddr %x  subaddr %d\n\r ", tid[lc].getTaddr(),tid[lc].getEaddr(), addr);
00069         if( tid[lc].getInitStatus() ){ printf("reading config registers failed \n\r");addrfound[lc]=false; } 
00070         else {
00071             addrfound[lc]=true;   
00072             tid[lc].set_resolution(12 , i2cerr );
00073             tid[lc].set_FaultTollerantQueue('6', i2cerr );
00074             tid[lc].set_AlertPinPolarity(0,i2cerr);
00075             tid[lc].set_AlarmThermostateMode(0,i2cerr);
00076             tid[lc].set_config(i2cerr,0);            
00077             int configrd= tid[lc].read_config( i2cerr, 0);
00078             printf( " config %x  I2cerr %d \n\r", configrd,i2cerr ); 
00079         }
00080     }
00081    int pagenr=0;
00082    const int nrstrs=4;
00083    char str[nrstrs][16];
00084     
00085    while(1) {
00086     for (int lc=0; lc<7 ;lc++) {
00087       if( addrfound[lc]) { 
00088         pagenr=0;
00089         for ( int sc=0 ; sc <nrstrs;sc++){
00090             i2cerr=tid[lc].read_eeprompage(str[sc], 16, 0, (uint8_t) pagenr++);
00091             if(i2cerr) printf("eeprom read error %d addr %d  \n\r",i2cerr,lc);
00092         }
00093         
00094         for (int sc=0 ; sc < nrstrs;sc ++) { 
00095             str[sc][15]='\0'; //make sure it ends
00096             printf("%d:%15s ",sc,str[sc]);
00097         }
00098         // temperature  correction
00099         str[3][7]='\0';
00100         float tempcor=atof(str[3]);
00101         if ( tempcor < -2.5 || tempcor > 2.5) tempcor=0.0; 
00102         float Tmp= tid[lc].get_temperature(i2cerr);      
00103         printf ("T=%f %f I2cerr %d addr %d\n\r", Tmp,Tmp+tempcor, i2cerr,lc);
00104        } // if
00105     } // for 
00106     printf("\n\r");
00107     wait_ms(500);
00108   } //while
00109     
00110 }