From da79f4318f26aa34eb1acf5a6f0715283e0e9a71 Mon Sep 17 00:00:00 2001
From: David Lin <linpeng1577@gmail.com>
Date: Fri, 1 Jan 2021 11:13:36 +0800
Subject: [PATCH] Fixed bug in mqtt_iot_explorer_tc_ch20_oled.c

---
 .../demo/mqtt_iot_explorer_tc_ch20_oled.c      | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/board/TencentOS_tiny_EVB_G0/KEIL/mqtt_iot_explorer_tc_ch20_oled/demo/mqtt_iot_explorer_tc_ch20_oled.c b/board/TencentOS_tiny_EVB_G0/KEIL/mqtt_iot_explorer_tc_ch20_oled/demo/mqtt_iot_explorer_tc_ch20_oled.c
index aa71fadb..87bf1a29 100644
--- a/board/TencentOS_tiny_EVB_G0/KEIL/mqtt_iot_explorer_tc_ch20_oled/demo/mqtt_iot_explorer_tc_ch20_oled.c
+++ b/board/TencentOS_tiny_EVB_G0/KEIL/mqtt_iot_explorer_tc_ch20_oled/demo/mqtt_iot_explorer_tc_ch20_oled.c
@@ -47,7 +47,7 @@ void mqtt_demo_task(void)
     char   ch20_ppm_str[20];
     
     
-    /* OLED显示日志 */
+    /* OLED鏄剧ず鏃ュ織 */
     OLED_ShowString(0, 2, (uint8_t*)"connecting...", 16);
 
     /**
@@ -77,7 +77,7 @@ void mqtt_demo_task(void)
         printf("MQTT: %s\n", state == MQTT_STATE_CONNECTED ? "CONNECTED" : "DISCONNECTED");
     }
     
-    /* 开始订阅topic */
+    /* 寮�濮嬭闃卼opic */
     size = snprintf(report_reply_topic_name, TOPIC_NAME_MAX_SIZE, "$thing/down/property/%s/%s", product_id, device_name);
 
     if (size < 0 || size > sizeof(report_reply_topic_name) - 1) {
@@ -89,14 +89,14 @@ void mqtt_demo_task(void)
         printf("module mqtt sub success\n");
     }
     
-    memset(report_topic_name, sizeof(report_topic_name), 0);
+    memset(report_topic_name, 0, sizeof(report_topic_name));
     size = snprintf(report_topic_name, TOPIC_NAME_MAX_SIZE, "$thing/up/property/%s/%s", product_id, device_name);
 
     if (size < 0 || size > sizeof(report_topic_name) - 1) {
         printf("pub topic content length not enough! content size:%d  buf size:%d", size, (int)sizeof(report_topic_name));
     }
     
-    /* 创建邮箱 */
+    /* 鍒涘缓閭 */
     tos_mail_q_create(&mail_q, ch20_value_pool, 3, sizeof(ch20_data_t));
     
     HAL_NVIC_DisableIRQ(USART3_4_IRQn);
@@ -107,20 +107,20 @@ void mqtt_demo_task(void)
     }
   
     while (1) {
-        /* 通过接收邮件来读取数据 */
+        /* 閫氳繃鎺ユ敹閭欢鏉ヨ鍙栨暟鎹� */
         HAL_NVIC_EnableIRQ(USART3_4_IRQn);
         tos_mail_q_pend(&mail_q, (uint8_t*)&ch20_value, &mail_size, TOS_TIME_FOREVER);
         HAL_NVIC_DisableIRQ(USART3_4_IRQn);
         
-        /* 接收到之后打印信息 */
+        /* 鎺ユ敹鍒颁箣鍚庢墦鍗颁俊鎭� */
         ch20_ppm_value = ch20_value.data / 1000.0;
         printf("ch20 value: %.3f\r\n", ch20_ppm_value);
         
-        /* OLED显示值 */
+        /* OLED鏄剧ず鍊� */
         sprintf(ch20_ppm_str, "%.3f ppm(mg/m3)", ch20_ppm_value);
         OLED_ShowString(0, 2, (uint8_t*)ch20_ppm_str, 16);
         
-        /* 上报值 */
+        /* 涓婃姤鍊� */
         memset(payload, 0, sizeof(payload));
         snprintf(payload, sizeof(payload), REPORT_DATA_TEMPLATE, ch20_ppm_value);
         
@@ -143,7 +143,7 @@ void application_entry(void *arg)
 {
     char *str = "TencentOS-tiny";
     
-    /* 初始化OLED */
+    /* 鍒濆鍖朞LED */
     OLED_Init();
     OLED_Clear();
     OLED_ShowString(0, 0, (uint8_t*)str, 16);