diff --git a/src/ir_decoder/src/include/ir_ac_apply.h b/src/ir_decoder/src/include/ir_ac_apply.h
index 42537bd..af68831 100644
--- a/src/ir_decoder/src/include/ir_ac_apply.h
+++ b/src/ir_decoder/src/include/ir_ac_apply.h
@@ -12,7 +12,9 @@ Revision log:
 #ifndef _IR_APPLY_H_
 #define _IR_APPLY_H_
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedMacroInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/include/ir_ac_control.h b/src/ir_decoder/src/include/ir_ac_control.h
index 655f9db..60d8722 100644
--- a/src/ir_decoder/src/include/ir_ac_control.h
+++ b/src/ir_decoder/src/include/ir_ac_control.h
@@ -11,7 +11,9 @@ Revision log:
 #ifndef _IR_DECODER_IR_AC_CONTROL_H
 #define _IR_DECODER_IR_AC_CONTROL_H
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/include/ir_decode.h b/src/ir_decoder/src/include/ir_decode.h
index 5ba789f..e0069aa 100644
--- a/src/ir_decoder/src/include/ir_decode.h
+++ b/src/ir_decoder/src/include/ir_decode.h
@@ -12,8 +12,10 @@ Revision log:
 #ifndef _IR_DECODE_H_
 #define _IR_DECODE_H_
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
 #pragma ide diagnostic ignored "OCUnusedMacroInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/include/ir_defs.h b/src/ir_decoder/src/include/ir_defs.h
index e8e3f85..be31f58 100644
--- a/src/ir_decoder/src/include/ir_defs.h
+++ b/src/ir_decoder/src/include/ir_defs.h
@@ -12,8 +12,10 @@ Revision log:
 #ifndef _IR_DEFS_H
 #define _IR_DEFS_H
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
 #pragma ide diagnostic ignored "OCUnusedMacroInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/include/ir_tv_control.h b/src/ir_decoder/src/include/ir_tv_control.h
index 6149556..fc948f6 100644
--- a/src/ir_decoder/src/include/ir_tv_control.h
+++ b/src/ir_decoder/src/include/ir_tv_control.h
@@ -12,8 +12,10 @@ Revision log:
 #ifndef _IR_TV_CONTROL_H_
 #define _IR_TV_CONTROL_H_
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedMacroInspection"
 #pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/include/ir_utils.h b/src/ir_decoder/src/include/ir_utils.h
index 299b76d..842ac16 100644
--- a/src/ir_decoder/src/include/ir_utils.h
+++ b/src/ir_decoder/src/include/ir_utils.h
@@ -12,7 +12,9 @@ Revision log:
 #ifndef _IR_UTILS_H_
 #define _IR_UTILS_H_
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "OCUnusedGlobalDeclarationInspection"
+#endif
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/ir_decoder/src/ir_ac_apply.c b/src/ir_decoder/src/ir_ac_apply.c
index 8ab1da3..1dc8881 100644
--- a/src/ir_decoder/src/ir_ac_apply.c
+++ b/src/ir_decoder/src/ir_ac_apply.c
@@ -8,8 +8,10 @@ Description:    This file provides methods for AC IR applying functionalities
 Revision log:
 * 2016-10-12: created by strawmanbobi
 **************************************************************************************/
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "bugprone-branch-clone"
 #pragma ide diagnostic ignored "hicpp-signed-bitwise"
+#endif
 
 #include "include/ir_utils.h"
 #include "include/ir_ac_apply.h"
diff --git a/src/ir_decoder/src/ir_ac_build_frame.c b/src/ir_decoder/src/ir_ac_build_frame.c
index a34c11b..2ba3272 100644
--- a/src/ir_decoder/src/ir_ac_build_frame.c
+++ b/src/ir_decoder/src/ir_ac_build_frame.c
@@ -9,8 +9,10 @@ Revision log:
 * 2016-10-01: created by strawmanbobi
 **************************************************************************************/
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "hicpp-signed-bitwise"
 #pragma ide diagnostic ignored "readability-redundant-declaration"
+#endif
 
 #include "include/ir_ac_build_frame.h"
 #include "include/ir_decode.h"
diff --git a/src/ir_decoder/src/ir_ac_control.c b/src/ir_decoder/src/ir_ac_control.c
index 36ce198..e6ee7b7 100644
--- a/src/ir_decoder/src/ir_ac_control.c
+++ b/src/ir_decoder/src/ir_ac_control.c
@@ -550,10 +550,11 @@ INT8 free_ac_context()
     return IR_DECODE_SUCCEEDED;
 }
 
-#pragma clang diagnostic push
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "hicpp-signed-bitwise"
+#endif
+
 BOOL is_solo_function(UINT8 function_code)
 {
     return (((context->solo_function_mark >> (function_code - 1)) & 0x01) == 0x01) ? TRUE : FALSE;
-}
-#pragma clang diagnostic pop
+}
\ No newline at end of file
diff --git a/src/ir_decoder/src/ir_ac_parse_forbidden_info.c b/src/ir_decoder/src/ir_ac_parse_forbidden_info.c
index 2339c7a..5121932 100644
--- a/src/ir_decoder/src/ir_ac_parse_forbidden_info.c
+++ b/src/ir_decoder/src/ir_ac_parse_forbidden_info.c
@@ -9,7 +9,9 @@ Revision log:
 * 2016-10-05: created by strawmanbobi
 **************************************************************************************/
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "readability-redundant-declaration"
+#endif
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/src/ir_decoder/src/ir_decode.c b/src/ir_decoder/src/ir_decode.c
index eb47c7e..008439e 100644
--- a/src/ir_decoder/src/ir_decode.c
+++ b/src/ir_decoder/src/ir_decode.c
@@ -31,8 +31,10 @@ struct tag_head tags[TAG_COUNT_FOR_PROTOCOL];
 #endif
 
 static UINT8 byte_array[PROTOCOL_SIZE] = { 0 };
+#if !defined NO_FS
 static size_t binary_length = 0;
 static UINT8 *binary_content = NULL;
+#endif
 
 static t_remote_category remote_category = REMOTE_CATEGORY_NONE;
 static UINT8 ir_binary_type = IR_TYPE_STATUS;
@@ -178,7 +180,7 @@ INT8 ir_binary_open(const UINT8 category, const UINT8 sub_category, UINT8* binar
         ir_printf("wrong remote category\n");
         return IR_DECODE_FAILED;
     }
-    remote_category = category;
+    remote_category = (t_remote_category) category;
 
     if (sub_category < SUB_CATEGORY_QUATERNARY ||
         sub_category >= SUB_CATEGORY_NEXT)
@@ -738,7 +740,7 @@ UINT16 ir_decode_combo(const UINT8 category, const UINT8 sub_category,
         return IR_DECODE_FAILED;
     }
 
-    remote_category = category;
+    remote_category = (t_remote_category) category;
 
     if (key_code < 0 || key_code >= KEY_CODE_MAX[remote_category])
     {
diff --git a/src/ir_decoder/src/ir_decode_test.c b/src/ir_decoder/src/ir_decode_test.c
index d14f0f3..36f1ea2 100644
--- a/src/ir_decoder/src/ir_decode_test.c
+++ b/src/ir_decoder/src/ir_decode_test.c
@@ -1,9 +1,9 @@
 /**************************************************************************************
-Filename:       ir_main.c
+Filename:       ir_decode_test.c
 Revised:        Date: 2016-11-05
 Revision:       Revision: 1.0
 
-Description:    This file provides main entry for irda decoder
+Description:    This file provides main entry for irda decoder test
 
 Revision log:
 * 2016-11-05: created by strawmanbobi
@@ -74,13 +74,13 @@ static INT8 decode_as_ac(char *file_name)
     UINT8 supported_swing = 0x00;
     UINT8 supported_wind_direction = 0x00;
 
-    BOOL need_control;
+    BOOL need_control = TRUE;
 
     // init air conditioner status
     ac_status.ac_display = 0;
     ac_status.ac_sleep = 0;
     ac_status.ac_timer = 0;
-    ac_status.ac_power = AC_POWER_OFF;
+    ac_status.ac_power = AC_POWER_ON;
     ac_status.ac_mode = AC_MODE_COOL;
     ac_status.ac_temp = AC_TEMP_20;
     ac_status.ac_wind_dir = AC_SWING_ON;
diff --git a/src/ir_decoder/src/ir_tv_control.c b/src/ir_decoder/src/ir_tv_control.c
index c7cc98f..9585034 100644
--- a/src/ir_decoder/src/ir_tv_control.c
+++ b/src/ir_decoder/src/ir_tv_control.c
@@ -9,7 +9,9 @@ Revision log:
 * 2016-10-21: created by strawmanbobi
 **************************************************************************************/
 
+#if defined (BOARD_PC)
 #pragma ide diagnostic ignored "hicpp-signed-bitwise"
+#endif
 
 #include <string.h>