On board LED blinky example for Wio cellular targets - Seeed Wio 3G and Wio LTE-M1/NB1(BG96)
Dependencies: WS2812 PixelArray
main.cpp@0:1f050f0c9bec, 2018-08-09 (annotated)
- Committer:
- MACRUM
- Date:
- Thu Aug 09 06:44:01 2018 +0000
- Revision:
- 0:1f050f0c9bec
- Child:
- 1:194e3cf73e72
Initial commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MACRUM | 0:1f050f0c9bec | 1 | #include "mbed.h" |
MACRUM | 0:1f050f0c9bec | 2 | #include "WS2812.h" |
MACRUM | 0:1f050f0c9bec | 3 | #include "PixelArray.h" |
MACRUM | 0:1f050f0c9bec | 4 | |
MACRUM | 0:1f050f0c9bec | 5 | #define WS2812_BUF 8 |
MACRUM | 0:1f050f0c9bec | 6 | #define NUM_COLORS 8 |
MACRUM | 0:1f050f0c9bec | 7 | #define NUM_LEDS_PER_COLOR 8 |
MACRUM | 0:1f050f0c9bec | 8 | #define H0 8 |
MACRUM | 0:1f050f0c9bec | 9 | #define L0 32 |
MACRUM | 0:1f050f0c9bec | 10 | #define H1 17 |
MACRUM | 0:1f050f0c9bec | 11 | #define L1 32 |
MACRUM | 0:1f050f0c9bec | 12 | |
MACRUM | 0:1f050f0c9bec | 13 | DigitalOut LEDPower(PE_8, 1); |
MACRUM | 0:1f050f0c9bec | 14 | PixelArray px(WS2812_BUF); |
MACRUM | 0:1f050f0c9bec | 15 | WS2812 ws(PB_1, WS2812_BUF, H0, L0, H1, L1); |
MACRUM | 0:1f050f0c9bec | 16 | |
MACRUM | 0:1f050f0c9bec | 17 | const int colorbuf[NUM_COLORS] = {0x000000, 0x2f0000,0x2f2f00,0x002f00,0x002f2f,0x00002f,0x2f002f, 0x2f2f2f}; |
MACRUM | 0:1f050f0c9bec | 18 | |
MACRUM | 0:1f050f0c9bec | 19 | // main() runs in its own thread in the OS |
MACRUM | 0:1f050f0c9bec | 20 | int main() |
MACRUM | 0:1f050f0c9bec | 21 | { |
MACRUM | 0:1f050f0c9bec | 22 | ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling |
MACRUM | 0:1f050f0c9bec | 23 | |
MACRUM | 0:1f050f0c9bec | 24 | // for each of the colours (j) write out 10 of them |
MACRUM | 0:1f050f0c9bec | 25 | // the pixels are written at the colour*10, plus the colour position |
MACRUM | 0:1f050f0c9bec | 26 | // all modulus 60 so it wraps around |
MACRUM | 0:1f050f0c9bec | 27 | for (int i = 0; i < WS2812_BUF; i++) { |
MACRUM | 0:1f050f0c9bec | 28 | px.Set(i, colorbuf[i]); |
MACRUM | 0:1f050f0c9bec | 29 | px.SetI(i, 0x80); |
MACRUM | 0:1f050f0c9bec | 30 | } |
MACRUM | 0:1f050f0c9bec | 31 | |
MACRUM | 0:1f050f0c9bec | 32 | int col = 0; |
MACRUM | 0:1f050f0c9bec | 33 | |
MACRUM | 0:1f050f0c9bec | 34 | while (true) { |
MACRUM | 0:1f050f0c9bec | 35 | ws.write_offsets(px.getBuf(), col, col, col); |
MACRUM | 0:1f050f0c9bec | 36 | col++; |
MACRUM | 0:1f050f0c9bec | 37 | if (col >= WS2812_BUF) { |
MACRUM | 0:1f050f0c9bec | 38 | col = 0; |
MACRUM | 0:1f050f0c9bec | 39 | } |
MACRUM | 0:1f050f0c9bec | 40 | wait(0.5); |
MACRUM | 0:1f050f0c9bec | 41 | } |
MACRUM | 0:1f050f0c9bec | 42 | } |