Grove sensor component example for Seeed Wio 3G
Dependencies: Grove_LCD_RGB_Backlight Grove_temperature PixelArray Servo WS2812
Fork of Wio_3G_example by
main.cpp
- Committer:
- MACRUM
- Date:
- 2018-08-08
- Revision:
- 73:d47320bcc568
- Parent:
- 72:aa14c091f860
- Child:
- 74:847e5dc7b4d5
File content as of revision 73:d47320bcc568:
#include "mbed.h" #include "Grove_LCD_RGB_Backlight.h" #include "Grove_temperature.h" #include "WS2812.h" #include "PixelArray.h" #include "Servo.h" #if !defined(TARGET_WIO_3G) #error Selected target is not supported. #endif #define D20 (PB_4) #define D19 (PB_3) // on-board resources Serial pc(USBTX, USBRX, 115200); DigitalOut GrovePower(PB_10, 1); #define WS2812_BUF 150 #define NUM_COLORS 6 #define NUM_LEDS_PER_COLOR 10 #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, 1, H0, L0, H1, L1); #if 0 // Grove sensors DigitalOut led1(D38); AnalogIn ain(A6); // angle or light sensor InterruptIn btn(D20); // button or touch sensor Grove_LCD_RGB_Backlight lcd(I2C_SDA, I2C_SCL); Grove_temperature temp(A4); #endif uint32_t button = 0; void push() { button++; } #if 0 // main() runs in its own thread in the OS int main() { char buf[20]; btn.fall(push); // set interrupt handler lcd.clear(); lcd.setRGB(0xff, 0x00, 0x00); lcd.locate(0, 0); lcd.print("Hello World!"); lcd.locate(0, 1); #if 0 ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling int array[4] = (0xff, 0, 0, 0); ws.write(array); #endif int cnt = 0; pc.printf("hello, Mbed world\n"); while (true) { pc.printf("count = %4d, button = %d, analog = %2.2f, temp = %2.2f\n", cnt++, button, ain.read(), temp.getTemperature()); sprintf(buf, "L=%2.2f, T=%2.2f", ain.read(), temp.getTemperature()); lcd.setRGB(0xff, (255*ain.read()), 0x00); lcd.locate(0, 1); lcd.print(buf); led1 = !led1; wait(0.5); } } #else int main() { pc.printf("NeoPixel test.\n"); pc.printf("%2d, %2d, %2d, %2d\n", H0, L0, H1, L1); ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling // set up the colours we want to draw with int colorbuf[NUM_COLORS] = {0x2f0000,0x2f2f00,0x002f00,0x002f2f,0x00002f,0x2f002f}; // 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 / NUM_LEDS_PER_COLOR) % NUM_COLORS]); } // now all the colours are computed, add a fade effect using intensity scaling // compute and write the II value for each pixel for (int j=0; j<WS2812_BUF; j++) { // px.SetI(pixel position, II value) px.SetI(j%WS2812_BUF, 0xf+(0xf*(j%NUM_LEDS_PER_COLOR))); } // Now the buffer is written, rotate it // by writing it out with an increasing offset while (1) { for (int z=WS2812_BUF; z >= 0 ; z--) { ws.write_offsets(px.getBuf(),z,z,z); wait(0.075); } } } #endif