/*********************************************************************************
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* Copyright: (C) 2019 LingYun IoT System Studio
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* All rights reserved.
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*
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* Filename: main.c
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* Description: This file
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*
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* Version: 1.0.0(29/01/19)
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* Author: Guo Wenxue <guowenxue@gmail.com>
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* ChangeLog: 1, Release initial version on "29/01/19 15:34:41"
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*
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********************************************************************************/
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#include <stdio.h>
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#include <time.h>
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#include <unistd.h>
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#include "led.h"
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#include "ds18b20.h"
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#include "sht20.h"
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int hal_init(void);
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/********************************************************************************
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* Description:
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* Input Args:
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* Output Args:
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* Return Value:
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********************************************************************************/
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int main (int argc, char **argv)
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{
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float temp;
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float rh;
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if( hal_init() < 0 )
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{
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printf("Initialise hardware failure\n");
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return -1;
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}
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while(1)
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{
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turn_led(LED_R, ON);
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sleep(1);
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turn_led(LED_R, OFF);
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sleep(1);
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turn_led(LED_G, ON);
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sleep(1);
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turn_led(LED_G, OFF);
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sleep(1);
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turn_led(LED_B, ON);
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sleep(1);
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turn_led(LED_B, OFF);
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sleep(1);
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if(sht2x_get_temp_humidity(&temp, &rh) < 0)
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{
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printf("SHT2X get temperature and relative humidity failure\n");
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}
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else
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{
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printf("SHT2X Temperature=%lfC, Relative humidity=%lf%% \n", temp, rh);
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}
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if( ds18b20_get_temperature(&temp) < 0)
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{
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printf("DS18B20 get temperature failure\n");
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}
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else
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{
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printf("DS18B20 get temperature=%lf ℃ \n", temp);
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}
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}
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return 0;
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} /* ----- End of main() ----- */
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int hal_init(void)
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{
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init_led();
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if( sht2x_init() < 0 )
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{
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printf("Initialise SHT20 failure\n");
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return -2;
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}
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return 0;
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}
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