From 83daa890901d91b99cb1f19524233e71f8b83394 Mon Sep 17 00:00:00 2001
From: Zhaoxing Li <601679388@qq.com>
Date: Sat, 20 Mar 2021 12:38:35 +0800
Subject: [PATCH] =?UTF-8?q?=E3=80=90=E4=BF=AE=E6=94=B9=E9=94=99=E8=AF=AF?=
 =?UTF-8?q?=E3=80=91=E4=BF=AE=E6=94=B9=E7=A4=BA=E4=BE=8B=E4=BB=A3=E7=A0=81?=
 =?UTF-8?q?=E9=94=99=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../programming-manual/device/pulse_encoder/pulse_encoder.md  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rt-thread-version/rt-thread-standard/programming-manual/device/pulse_encoder/pulse_encoder.md b/rt-thread-version/rt-thread-standard/programming-manual/device/pulse_encoder/pulse_encoder.md
index 286f2a5..332d2bd 100644
--- a/rt-thread-version/rt-thread-standard/programming-manual/device/pulse_encoder/pulse_encoder.md
+++ b/rt-thread-version/rt-thread-standard/programming-manual/device/pulse_encoder/pulse_encoder.md
@@ -185,7 +185,7 @@ static int pulse_encoder_sample(int argc, char *argv[])
 {
     rt_err_t ret = RT_EOK;
     rt_device_t pulse_encoder_dev = RT_NULL;   /* 脉冲编码器设备句柄 */
-
+    rt_uint32_t index;
     rt_int32_t count;
 
     /* 查找脉冲编码器设备 */
@@ -204,7 +204,7 @@ static int pulse_encoder_sample(int argc, char *argv[])
         return ret;
     }
 
-    for(rt_uint32 i; i <= 10; i++)
+    for (index = 0; index <= 10; index ++)
     {
         rt_thread_mdelay(500);
         /* 读取脉冲编码器计数值 */
-- 
Gitee