On board LED blinky example for Wio cellular targets - Seeed Wio 3G and Wio LTE-M1/NB1(BG96)
Dependencies: WS2812 PixelArray
Diff: main.cpp
- Revision:
- 0:1f050f0c9bec
- Child:
- 1:194e3cf73e72
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Aug 09 06:44:01 2018 +0000 @@ -0,0 +1,42 @@ +#include "mbed.h" +#include "WS2812.h" +#include "PixelArray.h" + +#define WS2812_BUF 8 +#define NUM_COLORS 8 +#define NUM_LEDS_PER_COLOR 8 +#define H0 8 +#define L0 32 +#define H1 17 +#define L1 32 + +DigitalOut LEDPower(PE_8, 1); +PixelArray px(WS2812_BUF); +WS2812 ws(PB_1, WS2812_BUF, H0, L0, H1, L1); + +const int colorbuf[NUM_COLORS] = {0x000000, 0x2f0000,0x2f2f00,0x002f00,0x002f2f,0x00002f,0x2f002f, 0x2f2f2f}; + +// main() runs in its own thread in the OS +int main() +{ + ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling + + // for each of the colours (j) write out 10 of them + // the pixels are written at the colour*10, plus the colour position + // all modulus 60 so it wraps around + for (int i = 0; i < WS2812_BUF; i++) { + px.Set(i, colorbuf[i]); + px.SetI(i, 0x80); + } + + int col = 0; + + while (true) { + ws.write_offsets(px.getBuf(), col, col, col); + col++; + if (col >= WS2812_BUF) { + col = 0; + } + wait(0.5); + } +}