diff --git a/flight/modules/System/systemmod.c b/flight/modules/System/systemmod.c
index df9a110f3..3268f7d95 100644
--- a/flight/modules/System/systemmod.c
+++ b/flight/modules/System/systemmod.c
@@ -472,7 +472,7 @@ static void updateStats()
     idleCounterClear = 1;
 #if defined(PIOS_INCLUDE_ADC) && defined(PIOS_ADC_USE_TEMP_SENSOR)
     float temp_voltage = PIOS_ADC_PinGetVolt(PIOS_ADC_TEMPERATURE_PIN);
-    stats.CPUTemp = (temp_voltage - PIOS_ADC_STM32_TEMP_V25) * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f;
+    stats.CPUTemp = PIOS_CONVERT_VOLT_TO_CPU_TEMP(temp_voltage);;
 #endif
     SystemStatsSet(&stats);
 }
diff --git a/flight/targets/boards/coptercontrol/pios_board.h b/flight/targets/boards/coptercontrol/pios_board.h
index 46a055da4..8987c4f36 100644
--- a/flight/targets/boards/coptercontrol/pios_board.h
+++ b/flight/targets/boards/coptercontrol/pios_board.h
@@ -218,6 +218,8 @@ extern uint32_t pios_com_hkosd_id;
 #define PIOS_ADC_TEMPERATURE_PIN 0
 #define PIOS_ADC_STM32_TEMP_V25 1.43f /* V */
 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 4.3f /* mV/C */
+#define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((PIOS_ADC_STM32_TEMP_V25 - x)  * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
+
 // ------------------------
 // PIOS_RCVR
 // See also pios_board.c
diff --git a/flight/targets/boards/oplinkmini/pios_board.h b/flight/targets/boards/oplinkmini/pios_board.h
index 6022cb747..2eda66945 100644
--- a/flight/targets/boards/oplinkmini/pios_board.h
+++ b/flight/targets/boards/oplinkmini/pios_board.h
@@ -238,6 +238,8 @@ extern uint32_t pios_ppm_out_id;
 #define PIOS_ADC_TEMPERATURE_PIN 0
 #define PIOS_ADC_STM32_TEMP_V25 1.43f /* V */
 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 4.3f /* mV/C */
+#define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((PIOS_ADC_STM32_TEMP_V25 - x)  * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
+
 // ------------------------
 // PIOS_RCVR
 // See also pios_board.c
diff --git a/flight/targets/boards/osd/pios_board.h b/flight/targets/boards/osd/pios_board.h
index e2c5d5ddb..5c58a789f 100644
--- a/flight/targets/boards/osd/pios_board.h
+++ b/flight/targets/boards/osd/pios_board.h
@@ -230,6 +230,7 @@ extern uint32_t pios_com_telem_usb_id;
 #define PIOS_ADC_TEMPERATURE_PIN 6              /* V */
 #define PIOS_ADC_STM32_TEMP_V25 0.76f           /* mV/C */
 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 2.5f
+#define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((x - PIOS_ADC_STM32_TEMP_V25)  * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
 
 // *****************************************************************
 // USB
diff --git a/flight/targets/boards/revolution/pios_board.h b/flight/targets/boards/revolution/pios_board.h
index c5fea3d92..64a2cefbd 100644
--- a/flight/targets/boards/revolution/pios_board.h
+++ b/flight/targets/boards/revolution/pios_board.h
@@ -298,6 +298,7 @@ extern uint32_t pios_packet_handler;
 #define PIOS_ADC_TEMPERATURE_PIN 3
 #define PIOS_ADC_STM32_TEMP_V25 0.76f       /* V */
 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 2.5f  /* mV/C */
+#define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((x - PIOS_ADC_STM32_TEMP_V25)  * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
 
 // -------------------------
 // USB
diff --git a/flight/targets/boards/revoproto/pios_board.h b/flight/targets/boards/revoproto/pios_board.h
index 6c9dd2a5b..66bb03073 100644
--- a/flight/targets/boards/revoproto/pios_board.h
+++ b/flight/targets/boards/revoproto/pios_board.h
@@ -260,6 +260,7 @@ extern uint32_t pios_com_hkosd_id;
 #define PIOS_ADC_TEMPERATURE_PIN 3          /* V */
 #define PIOS_ADC_STM32_TEMP_V25 0.76f       /* mV/C */
 #define PIOS_ADC_STM32_TEMP_AVG_SLOPE 2.5f
+#define PIOS_CONVERT_VOLT_TO_CPU_TEMP(x) ((x - PIOS_ADC_STM32_TEMP_V25)  * 1000.0f / PIOS_ADC_STM32_TEMP_AVG_SLOPE + 25.0f)
 
 // -------------------------
 // USB