1 /*
2 * Copyright (c) 2017 Intel Corporation
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7 #include <zephyr/kernel.h>
8 #include <zephyr/sys/printk.h>
9 #include <zephyr/device.h>
10
11 #include <zephyr/display/mb_display.h>
12
13 static struct mb_image smiley = MB_IMAGE({ 0, 1, 0, 1, 0 },
14 { 0, 1, 0, 1, 0 },
15 { 0, 0, 0, 0, 0 },
16 { 1, 0, 0, 0, 1 },
17 { 0, 1, 1, 1, 0 });
18
19 static const struct mb_image scroll[] = {
20 MB_IMAGE({ 1, 0, 0, 0, 0 },
21 { 1, 0, 0, 0, 1 },
22 { 1, 0, 0, 1, 0 },
23 { 1, 0, 1, 0, 0 },
24 { 1, 1, 0, 0, 0 }),
25 MB_IMAGE({ 1, 0, 0, 0, 0 },
26 { 0, 1, 0, 0, 0 },
27 { 0, 0, 1, 0, 0 },
28 { 0, 0, 0, 1, 0 },
29 { 0, 0, 0, 0, 1 }),
30 MB_IMAGE({ 0, 0, 0, 0, 1 },
31 { 0, 0, 1, 0, 1 },
32 { 0, 1, 0, 1, 1 },
33 { 1, 0, 0, 0, 1 },
34 { 0, 0, 0, 0, 1 }),
35 };
36
37 static const struct mb_image animation[] = {
38 MB_IMAGE({ 0, 0, 0, 0, 0 },
39 { 0, 0, 0, 0, 0 },
40 { 0, 0, 1, 0, 0 },
41 { 0, 0, 0, 0, 0 },
42 { 0, 0, 0, 0, 0 }),
43 MB_IMAGE({ 0, 0, 0, 0, 0 },
44 { 0, 1, 1, 1, 0 },
45 { 0, 1, 1, 1, 0 },
46 { 0, 1, 1, 1, 0 },
47 { 0, 0, 0, 0, 0 }),
48 MB_IMAGE({ 1, 1, 1, 1, 1 },
49 { 1, 1, 1, 1, 1 },
50 { 1, 1, 0, 1, 1 },
51 { 1, 1, 1, 1, 1 },
52 { 1, 1, 1, 1, 1 }),
53 MB_IMAGE({ 1, 1, 1, 1, 1 },
54 { 1, 0, 0, 0, 1 },
55 { 1, 0, 0, 0, 1 },
56 { 1, 0, 0, 0, 1 },
57 { 1, 1, 1, 1, 1 }),
58 };
59
main(void)60 int main(void)
61 {
62 struct mb_display *disp = mb_display_get();
63 int x, y;
64
65 /* Note: the k_sleep() calls after mb_display_print() and
66 * mb_display_image() are not normally needed since the APIs
67 * are used in an asynchronous manner. The k_sleep() calls
68 * are used here so the APIs can be sequentially demonstrated
69 * through this single main function.
70 */
71
72 /* Display countdown from '9' to '0' */
73 mb_display_print(disp, MB_DISPLAY_MODE_SINGLE,
74 1 * MSEC_PER_SEC, "9876543210");
75 k_sleep(K_SECONDS(11));
76
77 /* Iterate through all pixels one-by-one */
78 for (y = 0; y < 5; y++) {
79 for (x = 0; x < 5; x++) {
80 struct mb_image pixel = {};
81 pixel.row[y] = BIT(x);
82 mb_display_image(disp, MB_DISPLAY_MODE_SINGLE, 250,
83 &pixel, 1);
84 k_sleep(K_MSEC(300));
85 }
86 }
87
88 /* Show a smiley-face */
89 mb_display_image(disp, MB_DISPLAY_MODE_SINGLE, 2 * MSEC_PER_SEC,
90 &smiley, 1);
91 k_sleep(K_SECONDS(2));
92
93 /* Show a short scrolling animation */
94 mb_display_image(disp, MB_DISPLAY_MODE_SCROLL, 1 * MSEC_PER_SEC,
95 scroll, ARRAY_SIZE(scroll));
96 k_sleep(K_SECONDS((ARRAY_SIZE(scroll) + 2)));
97
98 /* Show a sequential animation */
99 mb_display_image(disp, MB_DISPLAY_MODE_DEFAULT | MB_DISPLAY_FLAG_LOOP,
100 150, animation, ARRAY_SIZE(animation));
101 k_sleep(K_MSEC(150 * ARRAY_SIZE(animation) * 5));
102
103 /* Show some scrolling text ("Hello Zephyr!") */
104 mb_display_print(disp, MB_DISPLAY_MODE_DEFAULT | MB_DISPLAY_FLAG_LOOP,
105 500, "Hello Zephyr!");
106 return 0;
107 }
108
