Smart Arduino Digital Meter with HC-SR04 and TM1637

1
2#include <NewPing.h>
3#include <TM1637.h>
4#include "OneButton.h"
5
6#define  TRIGGER_PIN  12  // Arduino pin tied to trigger pin on the ultrasonic sensor.
7#define  ECHO_PIN     11  // Arduino pin tied to echo pin on the ultrasonic sensor.
8#define  MAX_DISTANCE 300 // Maximum distance we want to ping for (in centimeters). Maximum  sensor distance is rated at 400-500cm.
9
10NewPing sonar(TRIGGER_PIN, ECHO_PIN,  MAX_DISTANCE); // NewPing setup of pins and maximum distance.
11
12// Instantiation  and pins configurations
13// Pin 3 - > DIO
14// Pin 2 - > CLK
15TM1637 tm(2,  3);
16int i = 0;
17int delta = 0;
18int misura = 0;
19OneButton button(A1, true);
20
21void  setup() {
22  tm.init();
23  button.attachClick(clicka);
24  button.attachDoubleClick(doubleclick);
25}
26
27void  loop() {
28  button.tick();
29  delay(50);                     
30  delta = sonar.ping_cm();
31  misura = i - delta;
32  if (i > 0)
33    tm.display (misura);
34  else
35    tm.display (delta);
36  
37}
38
39void clicka() {
40  i = delta;
41//  tm.display (misura);
42} 
43
44void doubleclick()
45{
46  i = 0;
47//  tm.display  (0);
48} 
49

1
2#include <NewPing.h>
3#include <TM1637.h>
4#include "OneButton.h"
5
6#define
7  TRIGGER_PIN  12  // Arduino pin tied to trigger pin on the ultrasonic sensor.
8#define
9  ECHO_PIN     11  // Arduino pin tied to echo pin on the ultrasonic sensor.
10#define
11  MAX_DISTANCE 300 // Maximum distance we want to ping for (in centimeters). Maximum
12  sensor distance is rated at 400-500cm.
13
14NewPing sonar(TRIGGER_PIN, ECHO_PIN,
15  MAX_DISTANCE); // NewPing setup of pins and maximum distance.
16
17// Instantiation
18  and pins configurations
19// Pin 3 - > DIO
20// Pin 2 - > CLK
21TM1637 tm(2,
22  3);
23int i = 0;
24int delta = 0;
25int misura = 0;
26OneButton button(A1, true);
27
28void
29  setup() {
30  tm.init();
31  button.attachClick(clicka);
32  button.attachDoubleClick(doubleclick);
33}
34
35void
36  loop() {
37  button.tick();
38  delay(50);                     
39  delta = sonar.ping_cm();
40
41  misura = i - delta;
42  if (i > 0)
43    tm.display (misura);
44  else
45
46    tm.display (delta);
47  
48}
49
50void clicka() {
51  i = delta;
52//
53  tm.display (misura);
54} 
55
56void doubleclick()
57{
58  i = 0;
59//  tm.display
60  (0);
61} 
62