[battery] Add 1.5V L91 battery voltage to uhf telemetry

firmware/inc/hw_config.h

@@ -139,11 +139,12 @@
 /**
  * Battery ADC
  */
-#define BATTERY_ADC		0
+#define BATTERY_ADC		1
 #define BATTERY_ADC_PIN		PIN_PA02
 #define BATTERY_ADC_PINMUX	PINMUX_PA02B_ADC_AIN0
 #define BATTERY_ADC_CHANNEL	ADC_POSITIVE_INPUT_PIN0
-#define BATTERY_ADC_CHANNEL_DIV	0.3125
+#define BATTERY_ADC_CHANNEL_DIV	1
+/*0.3125*/
 
 /**
  * External Thermistor ADC

firmware/src/main.c

@@ -69,15 +69,16 @@ 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,%u,%ld,%.1f,%.1f,%.1f",
+                 "%s,%02u:%02u:%02u,%02u%02u%02u,%02.5f,%03.5f,%ld,%u,%u,%ld,%.2f,%.1f,%.1f,%.1f",
                  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 */
                  lat_fmt, lon_fmt, altitude, dp->satillite_count, /* 3+1+5+1 + 4+1+5+1 + 5+1 + 2+1 = 30 */
                  dp->time_to_first_fix, dp->main_pressure, /* 2+1 + 5+1 = 9 */
-                 dp->thermistor_temperature, dp->bmp180_temperature, /* 3+1+1+1 + 3+1+1+1 = 12 */
+                 dp->battery, dp->thermistor_temperature,  /* 1+1+2+1 + 3+1+1+1 = 11 */
+                 dp->bmp180_temperature,     /* 3+1+1+1 = 6 */
                  dp->radio_die_temperature); /* 3+1+1+1 = 6 */
-  /* sum = 84 (must be less than or equal to 114) */
+  /* sum = 89 (must be less than or equal to 114) */
 
   if (reduce_char_set) {
     /* Reduce character set */