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RIOT/tests/driver_jc42/main.c 1.59 KB
a752c7ab   elopes   add first test an...
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  /*
   * Copyright (C) 2017 Koen Zandberg <koen@bergzand.net>
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @ingroup     tests
   * @{
   *
   * @file
   * @brief       Test application for the jc42 sensor driver
   *
   * @author      Koen Zandberg <koen@bergzand.net>
   *
   * @}
   */
  
  #ifndef TEST_I2C
  #error "TEST_I2C not defined"
  #endif
  
  #ifndef TEST_I2C_ADDR
  #error "TEST_I2C_ADDR not defined"
  #endif
  
  #ifndef TEST_I2C_SPEED
  #error "TEST_I2C_SPEED not defined"
  #endif
  
  #include <stdio.h>
  
  #include "xtimer.h"
  
  #include "periph/i2c.h"
  
  #include "jc42.h"
  
  int main(void)
  {
      jc42_t dev;
      jc42_params_t params = {
          .i2c = TEST_I2C,
          .addr = TEST_I2C_ADDR,
          .speed = TEST_I2C_SPEED,
      };
  
      puts("JC42 temperature sensor test application\n");
  
      /* initialize the sensor */
      printf("Initializing sensor...");
  
      if (jc42_init(&dev, &params) == 0) {
          puts("[OK]");
      }
      else {
          puts("[Failed]");
          return 1;
      }
  
      /* read temperature every 1 seconds */
      int16_t temperature;
      while (1) {
          printf("Testing sensor communication...");
          if (jc42_get_temperature(&dev, &temperature) == 0) {
              puts("[OK]");
          }
          else {
              puts("[Failed]");
              return 1;
          }
          /* display results */
          printf("temperature: %d.%02d C\n", temperature / 100, temperature % 100);
  
          /* sleep between measurements */
          xtimer_usleep(1000 * US_PER_MS);
      }
  
      return 0;
  }