diff --git a/Template/README.md b/Template/README.md
index 82ab904..c9d80ba 100644
--- a/Template/README.md
+++ b/Template/README.md
@@ -4,7 +4,7 @@
 
 ### 数码管
 ```c
-//数码管地址常量量宏定义
+//数码管地址常量宏定义
 #define SEG_I2C_ADDR (0x60)
 //#define SEG_I2C_ADDR (0x70)
   
@@ -13,8 +13,8 @@
 //数码管初始化参数
 uint8_t Seg_Pos = 0;
 uint16_t Seg_Slow_Down = 0;
-uint8_t Seg_Point[8] = {0,0,0,0,0,0,0,0};
-uint8_t Seg_Buf[8] = {10,10,10,10,10,10,10,10};
+uint8_t Seg_Point[8] = {0,0,0,0,0,0,0,0};//默认没有小数点
+uint8_t Seg_Buf[8] = {10,10,10,10,10,10,10,10};//默认全部熄灭
 uint8_t Seg_Char[12] =
 {
 	0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x00,0x40	        //共阴 0-9,全灭 和 -
@@ -48,6 +48,7 @@ void Seg_Proc()
 
     //熄灭就是10
 	Seg_Buf[0] = changeme;
+	Seg_Point[0] = 1;//表示第一个数码管显示小数点
 	Seg_Buf[1] = 10;
 	Seg_Buf[2] = 10;
 	Seg_Buf[3] = 10;