fixed sound on weak devices with Android
#define CLOCKRATE (255<<13)
#define TIC_DEFAULT_COLOR 15
-#define TIC_SOUND_RINGBUF_LEN 6 // in worst case, this induces ~ 6 tick delay i.e. 100 ms
+#define TIC_SOUND_RINGBUF_LEN 12 // in worst case, this induces ~ 12 tick delay i.e. 200 ms
typedef struct
{
