Blame view

RIOT/tests/driver_grove_ledbar/main.c 1.53 KB
a752c7ab   elopes   add first test an...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
  /*
   * Copyright (C) 2017 HAW Hamburg
   *
   * 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 Grove ledbar
   *
   * @author      Sebastian Meiling <s@mlng.net>
   *
   * @}
   */
  
  #include <stdio.h>
  
  #include "log.h"
  #include "xtimer.h"
  #include "grove_ledbar.h"
  #include "grove_ledbar_params.h"
  
  #define TEST_RUNS       (5U)
  #define TEST_STEP       (5U)
  #define TEST_WAIT       (42*US_PER_MS)
  
  int main(void)
  {
      grove_ledbar_t dev;
      /* init display */
      puts("[START]");
      if (grove_ledbar_init(&dev, &grove_ledbar_params[0]) != 0) {
          puts("[FAILED]");
          return 1;
      }
      LOG_INFO(" stepwise increase LED bar to 100%% and then decrease to 0%%.\n\n");
      for (unsigned r = 0; r < TEST_RUNS; ++r) {
          LOG_INFO(" >>> round %u\n", (r+1));
          uint8_t lvl = 0;
          while (lvl < GROVE_LEDBAR_MAX - TEST_STEP) {
              grove_ledbar_set(&dev, lvl);
              lvl += TEST_STEP;
              xtimer_usleep(TEST_WAIT);
          }
          grove_ledbar_set(&dev, GROVE_LEDBAR_MAX);
          /* turn all off */
          xtimer_usleep(TEST_WAIT);
          lvl = GROVE_LEDBAR_MAX;
          while (lvl > TEST_STEP) {
              grove_ledbar_set(&dev, lvl);
              lvl -= TEST_STEP;
              xtimer_usleep(TEST_WAIT);
          }
          /* turn all off */
          grove_ledbar_clear(&dev);
      }
      puts("[SUCCESS]");
  
      return 0;
  }