stub of settings

src/lcd/cgram.c

@@ -499,11 +499,11 @@ const struct LcdBuf_CGRAM_Symbol CGRAM_CZ[] = {
                 .fallback = '*',
                 .data = {
                         0b11111,
+                        0b11011,
                         0b01010,
                         0b10001,
-                        0b00000,
-                        0b10001,
                         0b01010,
+                        0b11011,
                         0b11111,
                 },
         },

src/lcd/cgrom.c

@@ -97,8 +97,8 @@ const struct LcdBuf_CGROM_Entry CGROM_A00[] = {
         {.address = 123, .symbol = "{"},
         {.address = 124, .symbol = "|"},
         {.address = 125, .symbol = "}"},
-        {.address = 126, .symbol = "←"},
-        {.address = 127, .symbol = "→"},
+        {.address = 126, .symbol = "→"},
+        {.address = 127, .symbol = "←"},
 
         // lots of japanese symbols - add them yourself if you need them
         {.address = 0xA2, .symbol = "「"},