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james 2024-07-31 09:19:52 +08:00
parent 35e6136f70
commit 062d483880
1 changed files with 2 additions and 2 deletions
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4
Day5/mqtt.c
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@ -107,7 +107,7 @@ void make_file()
int fd; int fd;
// String = "Hello, RT-Thread.Welcom to RSOC!\n temp: 123, humi: 789"; // String = "Hello, RT-Thread.Welcom to RSOC!\n temp: 123, humi: 789";
//用只写方式打开文件,如果没有该文件,则创建一个文件 //用只写方式打开文件,如果没有该文件,则创建一个文件
fd = open("/fal/test/Data.txt", O_WRONLY | O_CREAT); fd = open("/fal/test/Data.txt", O_APPEND | O_CREAT);
// rt_kprintf("\n%f %f tmp:%s\n",Humi,Temp,String); // rt_kprintf("\n%f %f tmp:%s\n",Humi,Temp,String);
//如果打开成功 //如果打开成功
if (fd >= 0) if (fd >= 0)
@ -158,7 +158,7 @@ void tmp_payload(void)
Humi = aht10_read_humidity(Dev); Humi = aht10_read_humidity(Dev);
Temp = aht10_read_temperature(Dev); Temp = aht10_read_temperature(Dev);
memset(tmp, 0, sizeof(tmp)); memset(tmp, 0, sizeof(tmp));
sprintf(tmp, "Temp:%f;Humi:%f;Count:%d", Temp, Humi,++cnt); sprintf(tmp, "Temp: %f;Humi: %f;Count: %d\n", Temp, Humi,++cnt);
// rt_kprintf("\n%f %f tmp:%s\n",Humi,Temp,tmp); // rt_kprintf("\n%f %f tmp:%s\n",Humi,Temp,tmp);
make_file(tmp); make_file(tmp);
sprintf(tmp, "{\"params\":{\"temperature\":%.2f,\"humidity\":%.2f}}", Temp, Humi); sprintf(tmp, "{\"params\":{\"temperature\":%.2f,\"humidity\":%.2f}}", Temp, Humi);