diff --git a/bsp/stm32f20x/readme.txt b/bsp/stm32f20x/readme.txt
index 21245ae45f..2aa3bc64aa 100644
--- a/bsp/stm32f20x/readme.txt
+++ b/bsp/stm32f20x/readme.txt
@@ -1,3 +1,4 @@
 1. support board
 # U-EasyTech STM32F207VG network debug board
-   - LCD
+   - support Kernel
+   - support UART1 and finsh shell