From b1b4832c3ec2a9537e9225813f432b1b9162ce60 Mon Sep 17 00:00:00 2001
From: cemaster <8392416+hxmcemaster@user.noreply.gitee.com>
Date: Sat, 25 Jun 2022 21:36:02 +0000
Subject: [PATCH] update
 rt-thread-version/rt-thread-standard/programming-manual/device/pwm/pwm.md.

---
 .../rt-thread-standard/programming-manual/device/pwm/pwm.md     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rt-thread-version/rt-thread-standard/programming-manual/device/pwm/pwm.md b/rt-thread-version/rt-thread-standard/programming-manual/device/pwm/pwm.md
index 34a0192..001d67d 100644
--- a/rt-thread-version/rt-thread-standard/programming-manual/device/pwm/pwm.md
+++ b/rt-thread-version/rt-thread-standard/programming-manual/device/pwm/pwm.md
@@ -99,7 +99,7 @@ rt_err_t rt_pwm_enable(struct rt_device_pwm *device, int channel);
 | **参数**   | **描述**                         |
 | ---------- | ------------------------------- |
 | device  | PWM 设备句柄                        |
-| channel | PWM 通道               |
+| channel | PWM 通道  -channel代表互补通道       |
 | **返回**   | ——                             |
 | RT_EOK     | 设备使能成功                |
 | -RT_ENOSYS | 设备操作方法为空 |
-- 
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