1. #include <MD_Parola.h>
2. #include <MD_MAX72xx.h>
3. #include <SPI.h>
4. #include "Font_Data.h"
5.  
6. #define DEBUG 0
7.  
8. #define HARDWARE_TYPE MD_MAX72XX::FC16_HW
9. #define MAX_ZONES 2
10. #define ZONE_SIZE 8
11. #define MAX_DEVICES (MAX_ZONES * ZONE_SIZE)
12. #define SCROLL_SPEED  30
13.  
14. #define ZONE_UPPER  1
15. #define ZONE_LOWER  0
16.  
17. #define CLK_PIN   13
18. #define DATA_PIN  11
19. #define CS_PIN    10
20.  
21. // HARDWARE SPI
22. MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
23. // SOFTWARE SPI
24. //MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);
25.  
26. // Hardware adaptation parameters for scrolling
27. bool invertUpperZone = false;
28.  
29. #define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
30. char *msg[] =
31. {
32.   "HellO",
33.  
34. };
35.  
36. void setup(void)
37. {
38.   invertUpperZone = (HARDWARE_TYPE == MD_MAX72XX::GENERIC_HW || HARDWARE_TYPE == MD_MAX72XX::PAROLA_HW);
39.  
40. #if DEBUG
41.   Serial.begin(57600);
42.   Serial.println("[Double Height demo start]");
43. #endif
44.  
45.   P.begin(MAX_ZONES);
46.  
47.   P.setZone(ZONE_LOWER, 0, ZONE_SIZE - 1);
48.   P.setFont(ZONE_LOWER, BigFontLower);
49.  
50.   P.setZone(ZONE_UPPER, ZONE_SIZE, MAX_DEVICES-1);
51.   P.setFont(ZONE_UPPER, BigFontUpper);
52.   P.setCharSpacing(P.getCharSpacing() * 2);
53.   if (invertUpperZone)
54.   {
55.     P.setZoneEffect(ZONE_UPPER, true, PA_FLIP_UD);
56.     P.setZoneEffect(ZONE_UPPER, true, PA_FLIP_LR);
57.   }
58. }
59.  
60. void loop(void)
61. {
62.   static uint8_t cycle = 0;
63.  
64.   P.displayAnimate();
65.  
66.   if (P.getZoneStatus(ZONE_LOWER) && P.getZoneStatus(ZONE_UPPER))
67.   {
68. #if DEBUG
69.     Serial.println(cycle);
70. #endif
71.  
72.     switch (cycle)
73.     {
74.     default:
75.       P.setFont(ZONE_LOWER, BigFontLower);
76.       P.setFont(ZONE_UPPER, BigFontUpper);
77.       if (invertUpperZone)
78.       {
79.         P.displayZoneText(ZONE_LOWER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
80.         P.displayZoneText(ZONE_UPPER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_RIGHT, PA_SCROLL_RIGHT);
81.       }
82.       else
83.       {
84.         P.displayZoneText(ZONE_LOWER, msg[cycle], PA_RIGHT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
85.         P.displayZoneText(ZONE_UPPER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
86.       }
87.  
88.       break;
89.     }
90.  
91.     cycle = (cycle + 1) % ARRAY_SIZE(msg);
92.  
93.     P.displayClear();
94.     P.synchZoneStart();
95.   }
96. }