Add BMP180 to data.c, format output correctly

firmware/inc/data.h

@@ -46,7 +46,7 @@ typedef struct tracker_datapoint {
   /* Sensors */
   float battery;                /* Volts */
   float solar;                  /* Volts */
-  float main_pressure;          /* Pa */
+  int32_t main_pressure;        /* Pa */
   float thermistor_temperature; /* ºC */
   float bmp180_temperature;     /* ºC */
   float radio_die_temperature;  /* ºC */

firmware/src/data.c

@@ -29,6 +29,7 @@
 #include "xosc.h"
 #include "hw_config.h"
 #include "analogue.h"
+#include "bmp180.h"
 #include "gps.h"
 #include "ubx_messages.h"
 #include "telemetry.h"
@@ -68,6 +69,13 @@ struct tracker_datapoint* collect_data(void)
   datapoint.solar = get_solar();     /* Will return zero by default */
   datapoint.radio_die_temperature = telemetry_si_temperature();
 
+  /**
+   * ---- Barometer ----
+   */
+  struct barometer* b = get_barometer();
+  datapoint.main_pressure = b->pressure;
+  datapoint.bmp180_temperature = (float)b->temperature;
+
   /**
    * ---- GPS ----
    */

firmware/src/main.c

@@ -68,7 +68,7 @@ uint16_t format_telemetry_string(char* string, struct tracker_datapoint* dp,
 
   /* sprintf - full string (approx 90 chars) */
   len += sprintf(telemetry_string + len,
-                 "%s,%02u:%02u:%02u,%02u%02u%02u,%02.5f,%03.5f,%ld,%u,%.2f,%.0f,%.1f,%.1f,%.1f,%ld",
+                 "%s,%02u:%02u:%02u,%02u%02u%02u,%02.5f,%03.5f,%ld,%u,%.2f,%d,%.1f,%.1f,%.1f,%ld",
                  CALLSIGN,      /* 2+6+2+1=11 */
                  dp->time.hour, dp->time.minute, dp->time.second, /* 2+1+2+1+2+1=9 */
                  dp->time.year%100, dp->time.month, dp->time.day, /* 2+2+2+1=7 */