1 files changed, 20 insertions, 0 deletions
diff --git a/app/max7219.c b/app/max7219.c
index 76af7b0..208eac9 100644
--- a/app/max7219.c
+++ b/app/max7219.c
@@ -148,6 +148,19 @@ max7219_refresh (void)
 #define SF 0x02
 #define SG 0x01
 
+/*
+ *  AAAA
+ * F    B
+ * F    B
+ * F    B
+ *  GGGG
+ * E    C
+ * E    C
+ * E    C
+ *  DDDD  DP
+ *
+ */
+
 uint8_t max7219_char_to_bits (unsigned v)
 {
   switch (v) {
@@ -238,6 +251,10 @@ uint8_t max7219_char_to_bits (unsigned v)
   case 'n':
     return SG | SE | SC;
 
+  case 'M':
+    return SG | SC;
+
+
   case 'o':
     return SG | SE | SC | SD;
 
@@ -257,6 +274,9 @@ uint8_t max7219_char_to_bits (unsigned v)
   case 'w':
     return SE | SC | SD;
 
+  case 'W':
+    return SD | SC;
+
   case 'y':
     return SF | SB | SG | SC | SD;