             
         case PACKET_POSITION:
         { 
-            color_t col;
             g_pos[0] = *(uint16_t *)data;
             g_pos[1] = *(uint16_t *)(&data[2]);
             g_pos[2] = *(uint16_t *)(&data[4]);
-            
-            col.c[0] = col.c[1] = 0;
-            col.c[2] = 180;
-            show_color(&col);
             break;       
         }
         case PACKET_CLASSES:

void setup()
{ 
    uint32_t timer_cal;

    Serial.begin(38400);
    Serial.println("hue-chandelier board!");

    {
        g_ticks_per_sec = timer_cal;
        Serial.print("calibrated ");
        col.c[0] = 0;
        col.c[1] = 128;
        col.c[2] = 0;
    }
    else
    {
        col.c[0] = 0;
        col.c[1] = 0;
        col.c[2] = 128;
    }
    if (g_node_id == 0 || g_node_id >= MAX_NODES)
    {
        col.c[0] = 128;
        col.c[1] = 0;
        col.c[2] = 0;
    }
    show_color(&col);

    Serial.println("node " + String(g_node_id) + " ready. ");

    g_ticks_per_frame = g_ticks_per_sec * g_delay / 1000;
