diff --git a/nyx/nyx_gui/thermal/tmp451.c b/nyx/nyx_gui/thermal/tmp451.c
index b077a50..79c503d 100644
--- a/nyx/nyx_gui/thermal/tmp451.c
+++ b/nyx/nyx_gui/thermal/tmp451.c
@@ -50,3 +50,16 @@ u16 tmp451_get_pcb_temp(bool intenger)
 
 	return temp;
 }
+
+void tmp451_init()
+{
+	// Disable ALARM.
+	i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CONFIG_REG, 0x80);
+
+	// Set conversion rate to 32/s and make a read to update the reg.
+	i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CNV_RATE_REG, 9);
+	tmp451_get_soc_temp(false);
+
+	// Set rate to every 4 seconds.
+	i2c_send_byte(I2C_1, TMP451_I2C_ADDR, TMP451_CNV_RATE_REG, 2);
+}
diff --git a/nyx/nyx_gui/thermal/tmp451.h b/nyx/nyx_gui/thermal/tmp451.h
index cd626ac..00a0816 100644
--- a/nyx/nyx_gui/thermal/tmp451.h
+++ b/nyx/nyx_gui/thermal/tmp451.h
@@ -25,6 +25,10 @@
 
 #define TMP451_PCB_TEMP_REG    0x00
 #define TMP451_SOC_TEMP_REG    0x01
+
+#define TMP451_CONFIG_REG      0x09
+#define TMP451_CNV_RATE_REG    0x0A
+
 #define TMP451_SOC_TMP_DEC_REG 0x10
 #define TMP451_PCB_TMP_DEC_REG 0x15
 
@@ -33,5 +37,6 @@
 // Otherwise it's an integer oC.
 u16 tmp451_get_soc_temp(bool integer);
 u16 tmp451_get_pcb_temp(bool integer);
+void tmp451_init();
 
 #endif /* __TMP451_H_ */