Index: apps/plugins/CATEGORIES
===================================================================
--- apps/plugins/CATEGORIES	(revision 20710)
+++ apps/plugins/CATEGORIES	(working copy)
@@ -20,6 +20,7 @@
 disktidy,apps
 doom,games
 euroconverter,apps
+fingersofrock,games
 fire,demos
 fireworks,demos
 firmware_flash,apps
@@ -105,4 +106,5 @@
 wavview,viewers
 wormlet,games
 xobox,games
+xyscope,demos
 zxbox,viewers
Index: apps/plugins/SOURCES
===================================================================
--- apps/plugins/SOURCES	(revision 20710)
+++ apps/plugins/SOURCES	(working copy)
@@ -18,6 +18,7 @@
 stopwatch.c
 vbrfix.c
 viewer.c
+xyscope.c
 #ifdef HAVE_BACKLIGHT
 lamp.c
 #endif /* HAVE_BACKLIGHT */
@@ -51,7 +52,7 @@
 rockblox1d.c
 brickmania.c
 maze.c
-mazezam.c      
+mazezam.c
 text_editor.c
 wavview.c
 robotfindskitten.c
Index: apps/plugin.c
===================================================================
--- apps/plugin.c	(revision 20710)
+++ apps/plugin.c	(working copy)
@@ -427,6 +427,7 @@
     pcm_play_pause,
     pcm_get_bytes_waiting,
     pcm_calculate_peaks,
+    pcm_get_peak_buffer,
     pcm_play_lock,
     pcm_play_unlock,
 #ifdef HAVE_RECORDING
Index: apps/plugin.h
===================================================================
--- apps/plugin.h	(revision 20710)
+++ apps/plugin.h	(working copy)
@@ -549,6 +549,7 @@
     void (*pcm_play_pause)(bool play);
     size_t (*pcm_get_bytes_waiting)(void);
     void (*pcm_calculate_peaks)(int *left, int *right);
+    const void* (*pcm_get_peak_buffer)(int *count);
     void (*pcm_play_lock)(void);
     void (*pcm_play_unlock)(void);
 #ifdef HAVE_RECORDING
Index: firmware/export/pcm.h
===================================================================
--- firmware/export/pcm.h	(revision 20710)
+++ firmware/export/pcm.h	(working copy)
@@ -75,6 +75,7 @@
                    unsigned char* start, size_t size);
 
 void pcm_calculate_peaks(int *left, int *right);
+const void* pcm_get_peak_buffer(int* count);
 size_t pcm_get_bytes_waiting(void);
 
 void pcm_play_stop(void);
Index: firmware/pcm.c
===================================================================
--- firmware/pcm.c	(revision 20710)
+++ firmware/pcm.c	(working copy)
@@ -180,6 +180,11 @@
         *right = peaks[1];
 }
 
+const void* pcm_get_peak_buffer(int * count)
+{
+    return pcm_play_dma_get_peak_buffer(count);
+}
+
 /****************************************************************************
  * Functions that do not require targeted implementation but only a targeted
  * interface