diff options
Diffstat (limited to 'drivers/ws2812.h')
-rw-r--r-- | drivers/ws2812.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/ws2812.h b/drivers/ws2812.h new file mode 100644 index 000000000..370b14f3e --- /dev/null +++ b/drivers/ws2812.h | |||
@@ -0,0 +1,40 @@ | |||
1 | /* | ||
2 | * This program is free software: you can redistribute it and/or modify | ||
3 | * it under the terms of the GNU General Public License as published by | ||
4 | * the Free Software Foundation, either version 2 of the License, or | ||
5 | * (at your option) any later version. | ||
6 | * | ||
7 | * This program is distributed in the hope that it will be useful, | ||
8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
10 | * GNU General Public License for more details. | ||
11 | * | ||
12 | * You should have received a copy of the GNU General Public License | ||
13 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
14 | */ | ||
15 | |||
16 | #pragma once | ||
17 | |||
18 | #include "quantum/color.h" | ||
19 | |||
20 | /* | ||
21 | * Older WS2812s can handle a reset time (TRST) of 50us, but recent | ||
22 | * component revisions require a minimum of 280us. | ||
23 | */ | ||
24 | |||
25 | #if !defined(WS2812_TRST_US) | ||
26 | #define WS2812_TRST_US 280 | ||
27 | #endif | ||
28 | |||
29 | /* User Interface | ||
30 | * | ||
31 | * Input: | ||
32 | * ledarray: An array of GRB data describing the LED colors | ||
33 | * number_of_leds: The number of LEDs to write | ||
34 | * | ||
35 | * The functions will perform the following actions: | ||
36 | * - Set the data-out pin as output | ||
37 | * - Send out the LED data | ||
38 | * - Wait 50us to reset the LEDs | ||
39 | */ | ||
40 | void ws2812_setleds(LED_TYPE *ledarray, uint16_t number_of_leds); | ||