diff --git a/.gitignore b/.gitignore
index d7ec264..8fe7d61 100644
--- a/.gitignore
+++ b/.gitignore
@@ -200,3 +200,5 @@ local.properties
 # Typically, this file would be tracked if it contains build/dependency configurations:
 #.project
 
+/Package/Firmware Installer Setup.exe
+/Package/Firmware Installer-cache/
diff --git a/requirements.txt b/requirements.txt
index b14d285..4cd2074 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-PyQt5~=5.15.4
\ No newline at end of file
+PyQt5<5.14      #QT5.14之后的版本有串口收发的兼容性问题
\ No newline at end of file
diff --git a/avr_isp/__init__.py b/src/avr_isp/__init__.py
similarity index 100%
rename from avr_isp/__init__.py
rename to src/avr_isp/__init__.py
diff --git a/avr_isp/chipDB.py b/src/avr_isp/chipDB.py
similarity index 100%
rename from avr_isp/chipDB.py
rename to src/avr_isp/chipDB.py
diff --git a/avr_isp/intelHex.py b/src/avr_isp/intelHex.py
similarity index 100%
rename from avr_isp/intelHex.py
rename to src/avr_isp/intelHex.py
diff --git a/avr_isp/ispBase.py b/src/avr_isp/ispBase.py
similarity index 100%
rename from avr_isp/ispBase.py
rename to src/avr_isp/ispBase.py
diff --git a/avr_isp/stk500v2.py b/src/avr_isp/stk500v2.py
similarity index 100%
rename from avr_isp/stk500v2.py
rename to src/avr_isp/stk500v2.py
diff --git a/firmwareInstaller.py b/src/firmwareInstaller.py
similarity index 100%
rename from firmwareInstaller.py
rename to src/firmwareInstaller.py
diff --git a/ico.ico b/src/ico.ico
similarity index 100%
rename from ico.ico
rename to src/ico.ico