From 4fe5c3b3f767773b8bfcc7f4bdba977a12239f7e Mon Sep 17 00:00:00 2001
From: Guo Wenxue <guowenxue@gmail.com>
Date: Thu, 27 Jun 2019 15:13:52 +0800
Subject: [PATCH] update hal.h to fix turn_led not definition bug

---
 mqttd/hal/sht20.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/mqttd/hal/sht20.h b/mqttd/hal/sht20.h
index 467fbfa..2c3deae 100644
--- a/mqttd/hal/sht20.h
+++ b/mqttd/hal/sht20.h
@@ -13,6 +13,7 @@
 #ifndef __SHT20_H
 #define __SHT20_H
 
+#include <stdio.h>
 #include <stdint.h>
 #include <time.h>
 

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