From 6e6dab1d7b19052daecf92f68b6e04d84a1a872e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=91=93=E5=96=B5=E9=85=B1?= <i@iotcat.me>
Date: Mon, 8 Apr 2019 23:08:43 +0800
Subject: [PATCH] Update README.md

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 7e46f81..2b3e3ff 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,7 @@
 
 //小组组号
 #define GROUP_ID 22 //计时器增大到此值将重新从零开始
+                    //例如此处我的组号是22
 
 //时钟变换时间间隔 (毫秒)
 #define INTERVAL_TIME 1000 //默认是1秒