imp001 impExplorer device code: control an LED from the internet

device.nut

// turn the LED a color
#require "WS2812.class.nut:3.0.0"
local spi = hardware.spi257;
spi.configure(MSB_FIRST,7500);
hardware.pin1.configure(DIGITAL_OUT,1);
local led = WS2812(spi,1);
function setRGB(colorcode) {
    local rgb = split(colorcode,",");
    led.set(0,[rgb[0].tointeger(),rgb[1].tointeger(),rgb[2].tointeger()]);
    led.draw();
}
agent.on("set.led",setRGB);