diff --git a/.gitignore b/.gitignore
index 1c99b0a..d372c7b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -97,3 +97,4 @@ Release/
 
 # configuration file
 # *.ini
+log.txt
diff --git a/build.sh b/build.sh
old mode 100644
new mode 100755
diff --git a/clear.sh b/clear.sh
old mode 100644
new mode 100755
diff --git a/download.sh b/download.sh
old mode 100644
new mode 100755
diff --git a/uart_log.sh b/uart_log.sh
old mode 100644
new mode 100755