diff --git a/components/freemodbus/Kconfig b/components/freemodbus/Kconfig
index 2ed7ee3..44c3f9c 100644
--- a/components/freemodbus/Kconfig
+++ b/components/freemodbus/Kconfig
@@ -1,109 +1,109 @@
 menu "Modbus configuration"
 
-config MB_QUEUE_LENGTH
-    int "Modbus serial task queue length"
-    range 0 200
-    default 20
-    help
-        Modbus serial driver queue length. It is used by event queue task.
-        See the serial driver API for more information.
-        
-config MB_SERIAL_TASK_STACK_SIZE
-    int "Modbus serial task stack size"
-    range 768 8192
-    default 2048
-    help
-        Modbus serial task stack size for event queue task. 
-        It may be adjusted when debugging is enabled (for example).
+    config MB_QUEUE_LENGTH
+        int "Modbus serial task queue length"
+        range 0 200
+        default 20
+        help
+            Modbus serial driver queue length. It is used by event queue task.
+            See the serial driver API for more information.
 
-config MB_SERIAL_BUF_SIZE
-    int "Modbus serial task RX/TX buffer size"
-    range 0 2048
-    default 256
-    help
-        Modbus serial task RX and TX buffer size for UART driver initialization.
-        This buffer is used for Modbus frame transfer. The Modbus protocol maximum 
-        frame size is 256 bytes. Bigger size can be used for non standard implementations.
-        
-config MB_SERIAL_TASK_PRIO
-    int "Modbus serial task priority"
-    range 3 10
-    default 10
-    help
-        Modbus UART driver event task priority. 
-        The priority of Modbus controller task is equal to (CONFIG_MB_SERIAL_TASK_PRIO - 1).
+    config MB_SERIAL_TASK_STACK_SIZE
+        int "Modbus serial task stack size"
+        range 768 8192
+        default 2048
+        help
+            Modbus serial task stack size for event queue task.
+            It may be adjusted when debugging is enabled (for example).
 
-config MB_CONTROLLER_SLAVE_ID_SUPPORT
-    bool "Modbus controller slave ID support"
-    default n
-    help
-        Modbus slave ID support enable. 
-        When enabled the Modbus <Report Slave ID> command is supported by stack.
+    config MB_SERIAL_BUF_SIZE
+        int "Modbus serial task RX/TX buffer size"
+        range 0 2048
+        default 256
+        help
+            Modbus serial task RX and TX buffer size for UART driver initialization.
+            This buffer is used for Modbus frame transfer. The Modbus protocol maximum
+            frame size is 256 bytes. Bigger size can be used for non standard implementations.
 
-config MB_CONTROLLER_SLAVE_ID
-    hex "Modbus controller slave ID"
-    range 0 4294967295
-    default 0x00112233
-    depends on MB_CONTROLLER_SLAVE_ID_SUPPORT
-    help
-        Modbus slave ID value to identify modbus device 
-        in the network using <Report Slave ID> command.
-        Most significant byte of ID is used as short device ID and
-        other three bytes used as long ID.
+    config MB_SERIAL_TASK_PRIO
+        int "Modbus serial task priority"
+        range 3 10
+        default 10
+        help
+            Modbus UART driver event task priority.
+            The priority of Modbus controller task is equal to (CONFIG_MB_SERIAL_TASK_PRIO - 1).
 
-config MB_CONTROLLER_NOTIFY_TIMEOUT
-    int "Modbus controller notification timeout (ms)"
-    range 0 200
-    default 20
-    help
-        Modbus controller notification timeout in milliseconds. 
-        This timeout is used to send notification about accessed parameters.
+    config MB_CONTROLLER_SLAVE_ID_SUPPORT
+        bool "Modbus controller slave ID support"
+        default n
+        help
+            Modbus slave ID support enable.
+            When enabled the Modbus <Report Slave ID> command is supported by stack.
 
-config MB_CONTROLLER_NOTIFY_QUEUE_SIZE
-    int "Modbus controller notification queue size"
-    range 0 200
-    default 20
-    help
-        Modbus controller notification queue size. 
-        The notification queue is used to get information about accessed parameters.
+    config MB_CONTROLLER_SLAVE_ID
+        hex "Modbus controller slave ID"
+        range 0 4294967295
+        default 0x00112233
+        depends on MB_CONTROLLER_SLAVE_ID_SUPPORT
+        help
+            Modbus slave ID value to identify modbus device
+            in the network using <Report Slave ID> command.
+            Most significant byte of ID is used as short device ID and
+            other three bytes used as long ID.
 
-config MB_CONTROLLER_STACK_SIZE
-    int "Modbus controller stack size"
-    range 0 8192
-    default 4096
-    help
-        Modbus controller task stack size. The Stack size may be adjusted when 
-        debug mode is used which requires more stack size (for example).    
+    config MB_CONTROLLER_NOTIFY_TIMEOUT
+        int "Modbus controller notification timeout (ms)"
+        range 0 200
+        default 20
+        help
+            Modbus controller notification timeout in milliseconds.
+            This timeout is used to send notification about accessed parameters.
 
-config MB_EVENT_QUEUE_TIMEOUT
-    int "Modbus stack event queue timeout (ms)"
-    range 0 500
-    default 20
-    help
-        Modbus stack event queue timeout in milliseconds. This may help to optimize
-        Modbus stack event processing time.
-        
-config MB_TIMER_PORT_ENABLED
-    bool "Modbus stack use timer for 3.5T symbol time measurement"
-    default y
-    help
-        If this option is set the Modbus stack uses timer for T3.5 time measurement. 
-        Else the internal UART TOUT timeout is used for 3.5T symbol time measurement.
+    config MB_CONTROLLER_NOTIFY_QUEUE_SIZE
+        int "Modbus controller notification queue size"
+        range 0 200
+        default 20
+        help
+            Modbus controller notification queue size.
+            The notification queue is used to get information about accessed parameters.
 
-config MB_TIMER_GROUP
-    int "Modbus Timer group number"
-    range 0 1
-    depends on MB_TIMER_PORT_ENABLED
-    default 0
-    help
-        Modbus Timer group number that is used for timeout measurement. 
+    config MB_CONTROLLER_STACK_SIZE
+        int "Modbus controller stack size"
+        range 0 8192
+        default 4096
+        help
+            Modbus controller task stack size. The Stack size may be adjusted when
+            debug mode is used which requires more stack size (for example).
 
-config MB_TIMER_INDEX
-    int "Modbus Timer index in the group"
-    range 0 1
-    depends on MB_TIMER_PORT_ENABLED
-    default 0
-    help
-        Modbus Timer Index in the group that is used for timeout measurement. 
+    config MB_EVENT_QUEUE_TIMEOUT
+        int "Modbus stack event queue timeout (ms)"
+        range 0 500
+        default 20
+        help
+            Modbus stack event queue timeout in milliseconds. This may help to optimize
+            Modbus stack event processing time.
+
+    config MB_TIMER_PORT_ENABLED
+        bool "Modbus stack use timer for 3.5T symbol time measurement"
+        default y
+        help
+            If this option is set the Modbus stack uses timer for T3.5 time measurement.
+            Else the internal UART TOUT timeout is used for 3.5T symbol time measurement.
+
+    config MB_TIMER_GROUP
+        int "Modbus Timer group number"
+        range 0 1
+        depends on MB_TIMER_PORT_ENABLED
+        default 0
+        help
+            Modbus Timer group number that is used for timeout measurement.
+
+    config MB_TIMER_INDEX
+        int "Modbus Timer index in the group"
+        range 0 1
+        depends on MB_TIMER_PORT_ENABLED
+        default 0
+        help
+            Modbus Timer Index in the group that is used for timeout measurement.
 
 endmenu