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diff --git a/trunk/workspace/BMC/P4_Keyboard.gif b/trunk/workspace/BMC/P4_Keyboard.gif
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diff --git a/trunk/workspace/BMC/rpi_pos_64.vkm b/trunk/workspace/BMC/rpi_pos_64.vkm
new file mode 100644
index 00000000..e823396a
--- /dev/null
+++ b/trunk/workspace/BMC/rpi_pos_64.vkm
@@ -0,0 +1,149 @@
+# BMC64 keyboard mapping file suitable for both
+# USB and real C64 keyboards using GPIO
+#
+# A Keyboard map is read in as patch to the current map.
+#
+# File format:
+# - comment lines start with '#'
+# - keyword lines start with '!keyword'
+# - normal line has 'keysym/scancode row column shiftflag'
+#
+# Keywords and their lines are:
+# '!CLEAR'               clear whole table
+# '!INCLUDE filename'    read file as mapping file
+# '!LSHIFT row col'      left shift keyboard row/column
+# '!RSHIFT row col'      right shift keyboard row/column
+# '!VSHIFT shiftkey'     virtual shift key (RSHIFT or LSHIFT)
+# '!UNDEF keysym'        remove keysym from table
+#
+# Shiftflag can have the values:
+# 0      key is not shifted for this keysym/scancode
+# 1      key is shifted for this keysym/scancode
+# 2      left shift
+# 4      right shift
+# 8      key can be shifted or not with this keysym/scancode
+# 16     deshift key for this keysym/scancode
+# 32     another definition for this keysym/scancode follows
+#
+# Negative row values:
+# 'keysym -1 n' joystick #1, direction n
+# 'keysym -2 n' joystick #2, direction n
+# 'keysym -3 0' first RESTORE key
+# 'keysym -3 1' second RESTORE key
+# 'keysym -4 0' 40/80 column key
+# 'keysym -4 1' CAPS (ASCII/DIN) key
+#
+# Symbolic Mapping, US Layout, C64, GTK
+#
+# C64 keyboard matrix:
+#
+#       +-----+-----+-----+-----+-----+-----+-----+-----+
+#       |Bit 0|Bit 1|Bit 2|Bit 3|Bit 4|Bit 5|Bit 6|Bit 7|
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 0| DEL |Retrn|C_L/R|  F7 |  F1 |  F3 |  F5 |C_U/D|
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 1| 3 # |  W  |  A  | 4 $ |  Z  |  S  |  E  | S_L |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 2| 5 % |  R  |  D  | 6 & |  C  |  F  |  T  |  X  |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 3| 7 ' |  Y  |  G  | 8 ( |  B  |  H  |  U  |  V  |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 4| 9 ) |  I  |  J  |  0  |  M  |  K  |  O  |  N  |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 5|  +  |  P  |  L  |  -  | . > | : [ |  @  | , < |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 6|POUND|  *  | ; ] | HOME| S_R |  =  | A_UP| / ? |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+# |Bit 7| 1 ! |A_LFT| CTRL| 2 " |SPACE|  C= |  Q  | R/S |
+# +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+#
+# C64 Keyboard layout:
+#
+#   arrow 1!  2"  3#  4$  5%  6&  7'  8(  9)  0   +   -   pound clr del     f1/f2
+#    ctrl   q   w   e   r   t   y   u   i   o   p   @   *   ^   restore     f3/f4
+#   r/s SL    a   s   d   f   g   h   j   k   l   :[  ;]  =   return        f5/f6
+#   CBM LS      z   x   c   v   b   n   m   ,<  .>  /?  RS  u/d l/r         f7/f8
+#                               space
+
+
+!CLEAR
+!LSHIFT 1 7
+!RSHIFT 6 4
+!VSHIFT RSHIFT
+
+Tab 7 2 8       /* CTRL */
+Control_L 7 5 8 /* Commodore Key */
+Alt_L 7 5 8     /* Commodore Key */
+BackSpace 0 0 8
+Down 0 7 8
+Escape 7 7 8    /* RunStop */
+F1 0 4 8
+F2 0 4 1
+F3 0 5 8
+F4 0 5 1
+F5 0 6 8
+F6 0 6 1
+F7 0 3 8
+F8 0 3 1
+Home 6 3 8      /* Clr */
+Left 0 2 1
+Return 0 1 8
+Right 0 2 8
+Shift_L 1 7 2
+Shift_R 6 4 4
+Up 0 7 1
+LeftBracket 5 6 8     /* at */
+SemiColon 5 5 8       /* colon */
+Comma 5 7 8           /* comma */
+BackSlash 6 5 0       /* equal */
+Pound 6 5 0           /* equal */
+Equals 5 3 8          /* minus */
+Period 5 4 8          /* period */
+Dash 5 0 8            /* plus */
+SingleQuote 6 2 8     /* semicolon */
+Slash 6 7 8           /* slash */
+Space 7 4 8           /* space */
+Insert 6 0 8          /* sterling */
+RightBracket 6 1 8    /* asterisk */
+BackQuote 7 1 0       /* arrowleft */
+Del 6 6 8             /* arrowup */
+0 4 3 8
+1 7 0 8
+2 7 3 8
+3 1 0 8
+4 1 3 8
+5 2 0 8
+6 2 3 8
+7 3 0 8
+8 3 3 8
+9 4 0 8
+a 1 2 8
+b 3 4 8
+c 2 4 8
+d 2 2 8
+e 1 6 8
+f 2 5 8
+g 3 2 8
+h 3 5 8
+i 4 1 8
+j 4 2 8
+k 4 5 8
+l 5 2 8
+m 4 4 8
+n 4 7 8
+o 4 6 8
+p 5 1 8
+q 7 6 8
+r 2 1 8
+s 1 5 8
+t 2 6 8
+u 3 6 8
+v 3 7 8
+w 1 1 8
+x 2 7 8
+y 3 1 8
+z 1 4 8
+
+# Restore key mappings
+PageUp -3 0
+CapsLock -4 1
diff --git a/trunk/workspace/BMC/rpi_pos_P4.vkm b/trunk/workspace/BMC/rpi_pos_P4.vkm
new file mode 100644
index 00000000..7b826074
--- /dev/null
+++ b/trunk/workspace/BMC/rpi_pos_P4.vkm
@@ -0,0 +1,144 @@
+# BMC64 keyboard mapping file suitable for both
+# USB and real C64 keyboards using GPIO
+#
+# A Keyboard map is read in as patch to the current map.
+#
+# File format:
+# - comment lines start with '#'
+# - keyword lines start with '!keyword'
+# - normal line has 'keysym/scancode row column shiftflag'
+#
+# Keywords and their lines are:
+# '!CLEAR'               clear whole table
+# '!INCLUDE filename'    read file as mapping file
+# '!LSHIFT row col'      left shift keyboard row/column
+# '!RSHIFT row col'      right shift keyboard row/column
+# '!VSHIFT shiftkey'     virtual shift key (RSHIFT or LSHIFT)
+# '!UNDEF keysym'        remove keysym from table
+#
+# Shiftflag can have the values:
+# 0      key is not shifted for this keysym/scancode
+# 1      key is shifted for this keysym/scancode
+# 2      left shift
+# 4      right shift
+# 8      key can be shifted or not with this keysym/scancode
+# 16     deshift key for this keysym/scancode
+# 32     another definition for this keysym/scancode follows
+#
+# Negative row values:
+# 'keysym -1 n' joystick #1, direction n
+# 'keysym -2 n' joystick #2, direction n
+# 'keysym -3 0' first RESTORE key
+# 'keysym -3 1' second RESTORE key
+# 'keysym -4 0' 40/80 column key
+# 'keysym -4 1' CAPS (ASCII/DIN) key
+#
+# Commodore 16/116/Plus-4 keyboard matrix:
+#
+#       0        1        2        3       4         5        6        7
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 0 |INST/DEL|RETURN  |POUND   |F7/HELP |F4/F1   |F5/F2   |F6/F3   |@       |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 1 |3 #     |W       |A       |4 $     |Z       |S       |E       | SHIFTs |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 2 |5 %     |R       |D       |6 &     |C       |F       |T       |X       |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 3 |7 '     |Y       |G       |8 (     |B       |H       |U       |V       |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 4 |9 )     |I       |J       |0 ^     |M       |K       |O       |N       |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 5 |DOWN    |P       |L       |UP      |. >     |: [     |-       |, <     |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 6 |LEFT    |*       |; ]     |RIGHT   |ESC     |= <- pi |+       |/ ?     |
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+# 7 |1 !     |CLR/HOME| CTRLs  |2 "     |SPACE   |CBM     |Q       |RUN/STOP|
+#   +--------+--------+--------+--------+--------+--------+--------+--------+
+#
+#   Plus4 keyboard layout:
+#
+#   F1/4 F2/5 F3/6 Help/F7
+#
+#   ESC 1!  2"  3#  4$  5%  6&  7'  8(  9)  0^  +   -   =/pi clr del
+#   CTRL  q   w   e   r   t   y   u   i   o   p   @   pound * ctrl
+#   r/s SL  a   s   d   f   g   h   j   k   l   :[  ;]  return
+#   CBM LS    z   x   c   v   b   n   m   ,<  .>  /?  RS     up
+#                           space                        left right
+#                                                           down
+
+!CLEAR
+!LSHIFT 1 7
+!RSHIFT 1 7
+!VSHIFT RSHIFT
+
+Tab 7 2 8       /* CTRL */
+Control_L 7 5 8 /* Commodore Key */
+Alt_L 7 5 8     /* Commodore Key */
+BackSpace 0 0 8
+Down 5 0 8
+Escape 7 7 0    /* Run Stop */
+F1 0 4 8
+F3 0 5 8
+F5 0 6 8
+F7 0 3 8
+Home 7 1 8      /* Clr */
+Left 6 0 8
+Return 0 1 8
+Right 6 3 8
+Shift_L 1 7 2
+Shift_R 1 7 4
+Up 5 3 8
+LeftBracket 0 7 8       /* at */
+SemiColon 5 5 8         /* colon */
+Comma 5 7 8             /* comma */
+BackSlash 6 5 8         /* equal */
+Pound 6 5 8             /* equal */
+Equals 5 6 8            /* minus */
+Period 5 4 8            /* period */
+Dash 6 6 8              /* plus */
+SingleQuote 6 2 8       /* semicolon */
+Slash 6 7 8             /* slash */
+Space 7 4 8             /* space */
+Insert 0 2 8            /* sterling */
+RightBracket 6 1 8      /* asterisk */
+BackQuote 6 4 8         /* escape */
+Del 6 6 8               /* plus */
+0 4 3 8
+1 7 0 8
+2 7 3 8
+3 1 0 8
+4 1 3 8
+5 2 0 8
+6 2 3 8
+7 3 0 8
+8 3 3 8
+9 4 0 8
+a 1 2 8
+b 3 4 8
+c 2 4 8
+d 2 2 8
+e 1 6 8
+f 2 5 8
+g 3 2 8
+h 3 5 8
+i 4 1 8
+j 4 2 8
+k 4 5 8
+l 5 2 8
+m 4 4 8
+n 4 7 8
+o 4 6 8
+p 5 1 8
+q 7 6 8
+r 2 1 8
+s 1 5 8
+t 2 6 8
+u 3 6 8
+v 3 7 8
+w 1 1 8
+x 2 7 8
+y 3 1 8
+z 1 4 8
+
+# Restore key mappings
+PageUp -3 0
+CapsLock -4 1