diff --git a/drivers/include/tmp00x.h b/drivers/include/tmp00x.h
index ee704d727fba2..8036cb9b8ab84 100644
--- a/drivers/include/tmp00x.h
+++ b/drivers/include/tmp00x.h
@@ -83,6 +83,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "periph/i2c.h"
+#include "kernel_defines.h"
 
 #ifdef __cplusplus
 extern "C"
@@ -111,29 +112,29 @@ extern "C"
  * @brief   Default Conversion Time in us
  */
 #ifndef CONFIG_TMP00X_CONVERSION_TIME
-#define CONFIG_TMP00X_CONVERSION_TIME     (1E6)
+#define CONFIG_TMP00X_CONVERSION_TIME                   (1E6)
 #endif
 
 /**
  * @brief   Default low power mode
  *
- * If set to 0, the device will be always-on
- * If set to 1, the device will be put in low power mode between measurements.
- * This adds a @c CONFIG_TMP00X_CONVERSION_TIME us delay to each measurement call
- * for bringing the device out of standby.
+ * Set this to 1 to put the device in low power mode between measurements
+ * otherwise the device will always be on.
+ * Enabling this adds a @c CONFIG_TMP00X_CONVERSION_TIME us delay to each
+ * measurement call for bringing the device out of standby.
  */
-#ifndef CONFIG_TMP00X_USE_LOW_POWER
-#define CONFIG_TMP00X_USE_LOW_POWER (0)
+#ifdef DOXYGEN
+#define CONFIG_TMP00X_USE_LOW_POWER
 #endif
 
 /**
  * @brief   Default raw value mode
  *
- * If set to 0, measurements will be converted to Celsius.
- * If set to 1, raw adc readings will be returned.
+ * Set this to 1 to return raw adc readings otherwise
+ * measurements will be converted to Celsius.
  */
-#ifndef CONFIG_TMP00X_USE_RAW_VALUES
-#define CONFIG_TMP00X_USE_RAW_VALUES (0)
+#ifdef DOXYGEN
+#define CONFIG_TMP00X_USE_RAW_VALUES
 #endif
 /** @} */
 
diff --git a/drivers/saul/init_devs/auto_init_tmp00x.c b/drivers/saul/init_devs/auto_init_tmp00x.c
index 780364fd51e18..3543ad6281193 100644
--- a/drivers/saul/init_devs/auto_init_tmp00x.c
+++ b/drivers/saul/init_devs/auto_init_tmp00x.c
@@ -28,6 +28,7 @@
 
 #include "tmp00x.h"
 #include "tmp00x_params.h"
+#include "kernel_defines.h"
 
 /**
  * @brief   Define the number of configured sensors
@@ -69,12 +70,12 @@ void auto_init_tmp00x(void)
             LOG_ERROR("[auto_init_saul] error set active tmp00x #%u\n", i);
             continue;
         }
-#if TMP00X_USE_LOW_POWER
-        if (tmp00x_set_standby(&tmp00x_devs[i]) != TMP00X_OK) {
-            LOG_ERROR("[auto_init_saul] error set standby tmp00x #%u\n", i);
-            continue;
-        }
-#endif
+    if (IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)) {
+            if (tmp00x_set_standby(&tmp00x_devs[i]) != TMP00X_OK) {
+                LOG_ERROR("[auto_init_saul] error set standby tmp00x #%u\n", i);
+                continue;
+            }
+    }
         saul_entries[i].dev = &(tmp00x_devs[i]);
         saul_entries[i].name = tmp00x_saul_info[i].name;
         saul_entries[i].driver = &tmp00x_saul_driver;
diff --git a/drivers/tmp00x/tmp00x.c b/drivers/tmp00x/tmp00x.c
index 3c242c9fee739..9fd54f1f1d798 100644
--- a/drivers/tmp00x/tmp00x.c
+++ b/drivers/tmp00x/tmp00x.c
@@ -32,10 +32,12 @@
 #include "periph/i2c.h"
 #include "tmp00x.h"
 #include "tmp00x_regs.h"
-#if TMP00X_USE_LOW_POWER
+#include "byteorder.h"
+#include "kernel_defines.h"
+
+#if IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)
 #include "xtimer.h"
 #endif
-#include "byteorder.h"
 
 #define ENABLE_DEBUG                (0)
 #include "debug.h"
@@ -202,12 +204,12 @@ int tmp00x_read_temperature(const tmp00x_t *dev, int16_t *ta, int16_t *to)
 {
 
     uint16_t drdy;
-#if (!TMP00X_USE_RAW_VALUES)
+#if (!IS_ACTIVE(CONFIG_TMP00X_USE_RAW_VALUES))
     int16_t rawtemp, rawvolt;
     float tamb, tobj;
 #endif
 
-#if TMP00X_USE_LOW_POWER
+#if IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)
     if (tmp00x_set_active(dev)) {
         return TMP00X_ERROR;
     }
@@ -215,13 +217,13 @@ int tmp00x_read_temperature(const tmp00x_t *dev, int16_t *ta, int16_t *to)
 #endif
 
 int ret;
-#if TMP00X_USE_RAW_VALUES
+#if IS_ACTIVE(CONFIG_TMP00X_USE_RAW_VALUES)
     if ((ret = tmp00x_read(dev, to, ta, &drdy)) < 0) {
         return ret;
     }
 
     if (!drdy) {
-#if TMP00X_USE_LOW_POWER
+#if IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)
         tmp00x_set_standby(dev);
 #endif
         return -TMP00X_ERROR;
@@ -232,7 +234,7 @@ int ret;
     }
 
     if (!drdy) {
-#if TMP00X_USE_LOW_POWER
+#if IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)
         tmp00x_set_standby(dev);
 #endif
         return -TMP00X_ERROR;
@@ -243,11 +245,11 @@ int ret;
     *to = (int16_t)(tobj*100);
 #endif
 
-#if TMP00X_USE_LOW_POWER
-    if (tmp00x_set_standby(dev)) {
-        return -TMP00X_ERROR;
+    if (IS_ACTIVE(CONFIG_TMP00X_USE_LOW_POWER)) {
+        if (tmp00x_set_standby(dev)) {
+            return -TMP00X_ERROR;
+        }
     }
-#endif
 
     return TMP00X_OK;
 }
diff --git a/drivers/tmp00x/tmp00x_saul.c b/drivers/tmp00x/tmp00x_saul.c
index ddf6bf4e828cd..40ee1468d39b3 100644
--- a/drivers/tmp00x/tmp00x_saul.c
+++ b/drivers/tmp00x/tmp00x_saul.c
@@ -22,6 +22,7 @@
 
 #include "saul.h"
 #include "tmp00x.h"
+#include "kernel_defines.h"
 
 static int read_temp(const void *dev, phydat_t *res)
 {
@@ -30,13 +31,14 @@ static int read_temp(const void *dev, phydat_t *res)
         return -ECANCELED;
     }
     res->val[2] = 0;
-#if TMP00X_USE_RAW_VALUES
-    res->unit = UNIT_NONE;
-    res->scale = 0;
-#else
-    res->unit = UNIT_TEMP_C;
-    res->scale = -2;
-#endif
+    if (IS_ACTIVE(CONFIG_TMP00X_USE_RAW_VALUES)) {
+        res->unit = UNIT_NONE;
+        res->scale = 0;
+    }
+    else {
+        res->unit = UNIT_TEMP_C;
+        res->scale = -2;
+    }
     return 2;
 }