diff --git a/components/driver/include/driver/pcnt.h b/components/driver/include/driver/pcnt.h
index deff781839..7cc7843977 100644
--- a/components/driver/include/driver/pcnt.h
+++ b/components/driver/include/driver/pcnt.h
@@ -45,7 +45,7 @@ typedef enum {
     PCNT_UNIT_MAX,
 } pcnt_unit_t; 
 
-typedef enum{
+typedef enum {
     PCNT_CHANNEL_0 = 0x00,           /*!< PCNT channel0 */
     PCNT_CHANNEL_1 = 0x01,           /*!< PCNT channel1 */
     PCNT_CHANNEL_MAX,
diff --git a/components/driver/pcnt.c b/components/driver/pcnt.c
index b39d53a800..e65d733c01 100644
--- a/components/driver/pcnt.c
+++ b/components/driver/pcnt.c
@@ -38,8 +38,8 @@ static portMUX_TYPE pcnt_spinlock = portMUX_INITIALIZER_UNLOCKED;
 
 esp_err_t pcnt_unit_config(pcnt_config_t *pcnt_config)
 {
-    uint8_t unit = pcnt_config->channel;
-    uint8_t channel = pcnt_config->unit;
+    uint8_t unit = pcnt_config->unit;
+    uint8_t channel = pcnt_config->channel;
     int input_io = pcnt_config->pulse_gpio_num;
     int ctrl_io = pcnt_config->ctrl_gpio_num;