diff --git a/daq b/daq
index 2a71f08..bc1781d 100755
Binary files a/daq and b/daq differ
diff --git a/daq.c b/daq.c
index a1a79d8..e04abd1 100644
--- a/daq.c
+++ b/daq.c
@@ -18,6 +18,7 @@
 #define Rep_Dev_ID      "Y\r\n"
 #define Pulling_Mode    "K 2\r\n"
 #define OX_P_Mode       "M 1\r\n"
+#define FILnUNFIL       "M 6\r\n"
 #define unf_gas_con     "z\r\n"
 #define fil_gas_con     "Z\r\n"
 #define Temperature     "T\r\n"
@@ -25,7 +26,6 @@
 #define percent_oxigen  "%\r\n"
 #define ppm_oxigen      "O\r\n"
 #define M_zZTHBD        "M 14406\r\n"
-#define Readings_CM     "Q\r\n"
 #define Readings_OX     "A\r\n"
 
 
@@ -52,6 +52,7 @@ int main(int argc, char *argv[]){
     //configuración de sensores
     printf("Configuring CO2 sensor\n");
     sensConf(GC0017, B9600, Pulling_Mode, " K 00002\r\n");
+    sensConf(GC0017, B9600, FILnUNFIL, " M 00006\r\n");
     printf("Configuring CO sensor\n");
     sensConf(CM31911, B9600, Pulling_Mode, "K 00002\r\n");
     sensConf(CM31911, B9600, M_zZTHBD, "M 14406\r\n");
@@ -141,15 +142,14 @@ int str2int(unsigned char *ptr){
 int DAQ(int t_hrs, int tm_s)
 {
     FILE* dfp; // create a file pointer dfp
-    
-    int co2, co, o2, temp;
-    unsigned char co_uf[10]="", co_f[10]="",
+    //int co2, co, o2, temp;
+    unsigned char co2_uf[10]="", co2_f[10]="",
+                co_uf[10]="", co_f[10]="",
                 o2_ppm[10]="", o2_xcent[10]="",
                 co2_temp[10]="", o2_temp[10]="",
                 co2_press[10]="", o2_press[10]="",
                 co2_relH[10]="", DATA[100]="";
     
-    
     clock_t start_t, end_t;
     time_t new_time, prev_time, t0;
 	double tm_ms = tm_s*1e6 - 0.20e6;
@@ -159,14 +159,12 @@ int DAQ(int t_hrs, int tm_s)
     dfp = fopen(data_file_path, "w"); // open file for writing
     time_t curtime;
     time(&curtime);
-    fprintf(dfp, "%sStarting DAQ\ntime(s)\tCO2(ppm)\tCO unfil(ppm)\tCO fil(ppm)"\
+    fprintf(dfp, "%sStarting DAQ\ntime(s)\tCO2 unfil(ppm)\tCO2 fil(ppm)\tCO unfil(ppm)\tCO fil(ppm)"\
                 "\tO2(ppm)\tO2(%c)\tTemperaure C02(ºC*10)\tTemperaure 02(ºC)"\
                 "\tPressure C02(.mBar)\tPresure 02(mBar)\tRelative Humidity(.)\n",
                 ctime(&curtime), '%'); // send the value to the file
     fclose(dfp); // close the file using the file pointer
     
-    
-    
     //ciclo
     t0 = time(NULL) + tm_s;
     new_time = t0;
@@ -181,15 +179,17 @@ int DAQ(int t_hrs, int tm_s)
         start_t = clock();
             new_time = time(NULL);
             //command transmitions
-            uartTransmit(CM31911, Readings_CM);
+            uartTransmit(CM31911, get_readigns);
             uartTransmit(OX0052, Readings_OX);
-            uartTransmit(GC0017, unf_gas_con);
+            uartTransmit(GC0017, get_readigns);
             
             //uart receptions
             uartReceive(OX0052);
             uartReceive(CM31911);
-            co2 = read_measure(GC0017, 10, 0);
+            uartReceive(GC0017);
             
+            memcpy(co2_uf,   gmeasures(receive[GC0017],  'z', 5), 5);
+            memcpy(co2_f,    gmeasures(receive[GC0017],  'Z', 5), 5);
             memcpy(co_uf,    gmeasures(receive[CM31911], 'z', 5), 5);
             memcpy(co_f,     gmeasures(receive[CM31911], 'Z', 5), 5);
             memcpy(o2_ppm,   gmeasures(receive[OX0052],  'O', 6), 6);
@@ -200,11 +200,11 @@ int DAQ(int t_hrs, int tm_s)
             memcpy(o2_press, gmeasures(receive[OX0052],  'P', 4), 4);
             memcpy(co2_relH, gmeasures(receive[CM31911], 'H', 5), 5);
             
-            sprintf(DATA, "%d\t%d\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s",
-                    (int)(new_time-t0), co2, co_uf, co_f, o2_ppm, o2_xcent,
+            sprintf(DATA, "%d\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s",
+                    (int)(new_time-t0), co2_uf, co2_f, co_uf, co_f, o2_ppm, o2_xcent,
                     co2_temp, o2_temp, co2_press, o2_press, co2_relH);
             
-            printf("time(s)\tCO2(ppm)\tCO unfil(ppm)\tCO fil(ppm)"\
+            printf("time(s)\tCO2 unfil(ppm)\tCO2 fil(ppm)\tCO unfil(ppm)\tCO fil(ppm)"\
                 "\tO2(ppm)\tO2(%c)\tTemperaure C02(ºC*10)\tTemperaure 02(ºC)"\
                 "\tPressure C02(.mBar)\tPresure 02(mBar)\tRelative Humidity(.)\n", '%');
             printf("%s\n", DATA);