diff --git a/.gitignore b/.gitignore
index 985988c..3df5d7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -74,24 +74,24 @@ JLinkLog.txt
 thumbs.db
 *.~*
 
-# IAR Settings  
-**/settings/*.crun  
-**/settings/*.dbgdt  
-**/settings/*.cspy  
-**/settings/*.cspy.*  
-**/settings/*.xcl  
-**/settings/*.dni  
-**/settings/*.wsdt  
-**/settings/*.wspos  
+# IAR Settings
+**/settings/*.crun
+**/settings/*.dbgdt
+**/settings/*.cspy
+**/settings/*.cspy.*
+**/settings/*.xcl
+**/settings/*.dni
+**/settings/*.wsdt
+**/settings/*.wspos
 
-# IAR Debug Exe  
-**/Exe/*.sim  
+# IAR Debug Exe
+**/Exe/*.sim
 
-# IAR Debug Obj  
-**/Obj/*.pbd  
-**/Obj/*.pbd.*  
-**/Obj/*.pbi  
-**/Obj/*.pbi.*  
+# IAR Debug Obj
+**/Obj/*.pbd
+**/Obj/*.pbd.*
+**/Obj/*.pbi
+**/Obj/*.pbi.*
 
 # IAR project "Debug" directory
 Debug/
@@ -127,4 +127,3 @@ EWARM/**/Exe
 
 # Autogenerated folder for debugger
 EWARM/settings
-
diff --git a/README.md b/README.md
index 12b9f20..7724e63 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
 # HC32L170Bootloader
 
-HC32L170传感器通用通讯协议升级boot
\ No newline at end of file
+HC32L170传感器通用通讯协议升级boot