diff --git a/tools/qemu-system-arm.exe b/tools/qemu-system-arm.exe
index 262dbf1170..bf21a5278e 100644
Binary files a/tools/qemu-system-arm.exe and b/tools/qemu-system-arm.exe differ
diff --git a/tools/run-mini2440-net-sdcard.bat b/tools/run-mini2440-net-sdcard.bat
index 40de983181..397cc48008 100644
--- a/tools/run-mini2440-net-sdcard.bat
+++ b/tools/run-mini2440-net-sdcard.bat
@@ -1 +1,2 @@
-qemu-system-arm.exe -M mini2440 -kernel ..\bsp\mini2440\rtthread-mini2440.axf -show-cursor -serial telnet:127.0.0.1:1200,server -net nic -net tap,ifname=virtual -sd SDCARD
+start qemu-system-arm.exe -s -S -M mini2440 -kernel ..\bsp\mini2440\rtthread-mini2440.axf -show-cursor -serial telnet:127.0.0.1:1200,server -net nic -net tap,ifname=virtual -sd SDCARD -serial file:virtualkbd
+telnet 127.0.0.1 1200
\ No newline at end of file
diff --git a/tools/run-mini2440-sdcard.bat b/tools/run-mini2440-sdcard.bat
index 78fc9f7d61..080f49ceca 100644
--- a/tools/run-mini2440-sdcard.bat
+++ b/tools/run-mini2440-sdcard.bat
@@ -1,3 +1,3 @@
-start qemu-system-arm.exe -M mini2440 -kernel ..\bsp\mini2440\rtthread-mini2440.axf -show-cursor -sd SDCARD -serial telnet:127.0.0.1:1200,server
-start putty.exe
+start qemu-system-arm.exe -M mini2440 -kernel ..\bsp\mini2440\rtthread-mini2440.axf -show-cursor -sd SDCARD -serial telnet:127.0.0.1:1200,server -serial file:virtualkbd
+telnet 127.0.0.1 1200