From dea34be06ce58dfeeb2f3e5edb3cfdd5c03e1980 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Sun, 4 Dec 2022 00:38:33 -0500
Subject: [PATCH] [stm32l475-pandora] update readme

---
 bsp/stm32/stm32l475-atk-pandora/README.md                       | 2 +-
 .../stm32l475-atk-pandora/applications/arduino_pinout/README.md | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/bsp/stm32/stm32l475-atk-pandora/README.md b/bsp/stm32/stm32l475-atk-pandora/README.md
index 2a90081c97..a4d46c0e3d 100644
--- a/bsp/stm32/stm32l475-atk-pandora/README.md
+++ b/bsp/stm32/stm32l475-atk-pandora/README.md
@@ -134,7 +134,7 @@ msh >
 
 ## 注意事项
 
-暂无
+关于ST-Link无法升级的问题请参考：https://github.com/armink/HackSTLinkUpgrade
 
 ## 联系人信息
 
diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md
index 3c71e48dd1..03dbb1f7f6 100644
--- a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md
+++ b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md
@@ -154,5 +154,5 @@ Arduino的 analogWrite 函数虽为模拟写，但是实际输出的是PWM数字
 在潘多拉板上，使用PA4来当做真模拟输出功能引脚，使用方法为：
 
 ```c
-analogWrite(DAC0, 1024); // STM32的DAC分辨率为12位，因此第二个参数范围可以为0-4095
+analogWrite(DAC0, 128);
 ```
-- 
GitLab