Diff: main.cpp

Revision:

2:8ce5a2128381

Parent:

1:d175631a5803

Child:

3:789bc6653f83

--- a/main.cpp	Wed Jan 13 19:12:45 2016 +0000
+++ b/main.cpp	Fri Jan 13 12:28:09 2017 +0000
@@ -1,16 +1,19 @@
-/** example program for the use of the MCP4728 class and DACInterface.h classes
+/** example program for the use of the AT30TSE7xx class 
  *
- *  V 1.0  : tested on the KL05z  but without the MCP4728 connected \
- * (C) Wim Beaumont Universiteit Antwerpen 2016 
+ *  V 0.4  : tested on the KL25z 
+ * tested eeprom read/ write  full page / single byte  
+ * temperature read 12 bit resolution
+ * fix chip configuration.
+ * (C) Wim Beaumont Universiteit Antwerpen 2017 
  */ 
 
-#define MCP4728EXAMPLEVER "1.10                    "
+#define AT30TSE753EXAMPLEVER "0.40"
 
 #include "mbed.h"
 
 #if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
-  PinName const SDA = PTE25;
-  PinName const SCL = PTE24;
+  PinName const SDA = PTE0;
+  PinName const SCL = PTE1;
 #elif defined (TARGET_KL05Z)
   PinName const SDA = PTB4;
   PinName const SCL = PTB3;
@@ -24,74 +27,74 @@
 
 #include "I2C.h"
 #include "I2CInterface.h" 
-#include "MBEDI2CInterface.h" 
-#include "DACInterface.h" 
+#include "MBEDI2CInterface.h"  
 #include "dev_interface_def.h"
-#include "mcp4728.h"
+#include "AT30TSE75x.h"
+
 
 MBEDI2CInterface mbedi2c( SDA, SCL); 
 MBEDI2CInterface* mbedi2cp=  &mbedi2c ;
 I2CInterface* i2cdev= mbedi2cp;
-const float Vdd=5.0;
 
 Serial pc(USBTX, USBRX);
 
+void print_buf_hex( char *data, int length){
+    int nr;
+    char *ptr=data;
+    for ( int lc=0; lc < length ; lc++){
+        nr= (int) *(ptr++);
+        printf( "%02x ",nr);
+    }
+    printf("\n\r");
+}        
+
+
 int main(void) {
-  
+   char str1[16] = "SOLID Temp";
+   char write_eprom= 'n';
    // get the version of getVersion 
    getVersion gv;
-   printf("MCP4728 example program version %s, compile date %s time %s\n\r",MCP4728EXAMPLEVER,__DATE__,__TIME__);
-   printf("getVersion :%s\n\r",gv.getversioninfo());
+   int addr=0;
+   printf("AT30TSE752  example program version %s, compile date %s time %s\n\r",AT30TSE753EXAMPLEVER,__DATE__,__TIME__);
+   printf("getVersion :%s\n\r ",gv.getversioninfo());
+   printf("%s\n\r",str1);
+   printf("give new addr "); scanf("%d", &addr);
+   if ( addr < 0 || addr > 15) addr=0;
+   fflush(stdin);
    
-   MCP4728  dac( i2cdev ,0, Vdd);  // assuming the address  of the MCP4728 is set to 0 factory default 
-   printf("MCP4728 :%s\n\r",dac.getversioninfo());
-   wait(4);
-   float voltage=0;
+   AT30TSE75x tid( i2cdev ,addr); 
+   printf ( "AT30SE75x version :%s\n\r ",tid.getversioninfo());
+   printf( "Taddr %x , Eaddr %x  subaddr %d\n\r ", tid.getTaddr(),tid.getEaddr(), addr);
+   
    int cnt=0;
-   while(cnt < 4096){
-           // first set the 4 channels 
-           for ( int cc =0 ; cc <4 ; cc++) { 
-               if ( dac.setDACvalue(cnt,cc) )
-                   printf("failed to set dac value %d for channel %d\n\r",cnt,cc);
-            }
-            printf("set DAC value  to %d result in",cnt);
-               // no else read anyway even if set fails 
-            if(dac.update()) printf("\n\rfailed to readback channel info \n\r");
-            else {
-                for ( int cc =0 ; cc <4 ; cc++) { 
-                 (void)dac.getVoltage(voltage,cc);//no need to test done with updat 
-                  printf(" CH%d %f[V]",cc,voltage);
-                }
-                printf("\n\r");
-            }
-             cnt++;
-             cnt=cnt % 4096;     
-             wait_ms(200);
-
-  }
-  // now the same with the DAC interface 
-  DACInterface* di = &dac;
-  cnt=0;
-  while(1){
-           // first set the 4 channels 
-           for ( int cc =0 ; cc <4 ; cc++) { 
-               if ( di->setDACvalue(cnt,cc) )
-                   printf("failed to set dac value %d for channel %d\n\r",cnt,cc);
-            }
-            printf("set DAC value  to %d result in",cnt);
-               // no else read anyway even if set fails 
-            if(di->update()) printf("\n\rfailed to readback channel info \n\r");
-            else {
-                for ( int cc =0 ; cc <4 ; cc++) { 
-                 (void)di->getVoltage(voltage,cc);// no need to test done with update
-                  printf(" CH%d %f[V]",cc,voltage);
-                }
-                printf("\n\r");
-            }
-            
-             cnt++;
-             cnt=cnt % 4096;     
-             wait_ms(200);
+   int i2cerr;
+   i2cerr=tid.set_config();
+   if( i2cerr) printf("config not set  %d \n\r", i2cerr);
+   int configrd= tid.read_config( 0, &i2cerr);
+   printf( " config %x  I2cerr %d \n\r", configrd,i2cerr ); 
+   printf("write to eprom ?"); scanf("%c",&write_eprom);
+   int pagenr=0;write_eprom = 'y';
+   if(write_eprom == 'y'){   
+    printf("\n\rgive pagenr");
+    scanf("%d",&pagenr);
+    i2cerr= tid.write_eeprompage(str1, 16, 0, (uint8_t) pagenr);
+    if(i2cerr) printf("eeprom write error %d\n\r",i2cerr);
+   }
+   wait_ms(400); // give some time to write 
+   while(1) {
+    i2cerr=tid.read_eeprompage(str1, 16, 0, (uint8_t) pagenr);
+    if(i2cerr) printf("eeprom read error %d \n\r",i2cerr);
+    str1[15]='\0'; //make sure it ends 
+    printf("eeprom content page %d :\n\r %s\n\r",pagenr,str1);
+    //print_buf_hex( str1,16);
+    char singlechar;
+    i2cerr=tid.read_eeprombyte(singlechar, 3, (uint8_t) pagenr); 
+    if(i2cerr) printf("eeprom read error %d \n\r",i2cerr);
+    printf("third char is : %c\n\r",singlechar);
+    wait_ms(1000);    
+    float Tmp= tid.get_temperature(&i2cerr);      
+    printf ("%d:Temp = %f I2cerr %d \n\r",cnt++, Tmp, i2cerr);
+   
 
   }