Disassemble help system strings

charmap.txt

@@ -323,14 +323,47 @@ TALL_PLUS   = FC 0C FB
 
 @ TODO: Identify and declare F7 control codes
 UNKNOWN_F7 = F7
-UNKNOWN_F8 = F8
-UNKNOWN_F9 = F9
+KEYGFX = F8
+EXTRA = F9
 
-KEYGFX_A_BUTTON       = F8 00
-KEYGFX_B_BUTTON       = F8 01
-KEYGFX_START_BUTTON   = F8 04
-KEYGFX_DPAD_UP_DOWN   = F8 0A
-KEYGFX_DPAD_ANY       = F8 0C
+KEYGFX_A_BUTTON        = F8 00
+KEYGFX_B_BUTTON        = F8 01
+KEYGFX_L_BUTTON        = F8 02
+KEYGFX_R_BUTTON        = F8 03
+KEYGFX_START_BUTTON    = F8 04
+KEYGFX_SELECT_BUTTON   = F8 05
+KEYGFX_DPAD_UP         = F8 06
+KEYGFX_DPAD_DOWN       = F8 07
+KEYGFX_DPAD_LEFT       = F8 08
+KEYGFX_DPAD_RIGHT      = F8 09
+KEYGFX_DPAD_UP_DOWN    = F8 0A
+KEYGFX_DPAD_LEFT_RIGHT = F8 0B
+KEYGFX_DPAD_ANY        = F8 0C
+
+EXTRA_UPARROW      = F9 00
+EXTRA_DOWNARROW    = F9 01
+EXTRA_LEFTARROW    = F9 02
+EXTRA_RIGHTARROW   = F9 03
+EXTRA_PLUS         = F9 04
+EXTRA_LV           = F9 05
+EXTRA_PP           = F9 06
+EXTRA_ID           = F9 07
+EXTRA_NO           = F9 08
+EXTRA_UNDERSCORE   = F9 09
+EXTRA_CIRCLE_1     = F9 0A
+EXTRA_CIRCLE_2     = F9 0B
+EXTRA_CIRCLE_3     = F9 0C
+EXTRA_CIRCLE_4     = F9 0D
+EXTRA_CIRCLE_5     = F9 0E
+EXTRA_CIRCLE_6     = F9 0F
+EXTRA_CIRCLE_7     = F9 10
+EXTRA_CIRCLE_8     = F9 11
+EXTRA_CIRCLE_9     = F9 12
+EXTRA_LEFT_PAREN   = F9 13
+EXTRA_RIGHT_PAREN  = F9 14
+EXTRA_TARGET       = F9 15
+EXTRA_TRIANGLE     = F9 16
+EXTRA_X            = F9 17
 
 STRING = FD
 
@@ -377,7 +410,7 @@ PAUSE_UNTIL_PRESS = FC 09
 UNKNOWN_A = FC 0A
 PLAY_BGM = FC 0B
 ESCAPE = FC 0C
-SHIFT_TEXT = FC 0D 
+SHIFT_TEXT = FC 0D
 UNKNOWN_E = FC 0E
 UNKNOWN_F = FC 0F
 PLAY_SE = FC 10