diff --git a/SPI.md b/SPI.md
index 62f58e1..115f70e 100644
--- a/SPI.md
+++ b/SPI.md
@@ -40,29 +40,29 @@
 
 Символы:
 
-     " " - 0x20
-     "(" - 0x21
-     ")" - 0x22
-     "*" - 0x23
-     "+" - 0x24
-     "," - 0x25
-     "-" - 0x26
-     "." - 0x27
-     "/" - 0x28
-     "0" - 0x29
-     "1" - 0x2a
-     "2" - 0x2b
-     "3" - 0x2c
-     "4" - 0x2d
-     "5" - 0x2e
-     "6" - 0x2f
-     "7" - 0x30
-     "8" - 0x31
-     "9" - 0x32
-     ":" - 0x33
-     "<" - 0x34
-     "=" - 0x35
-     ">" - 0x36
+     " " -- 0x20
+     "(" -- 0x21
+     ")" -- 0x22
+     "*" -- 0x23
+     "+" -- 0x24
+     "," -- 0x25
+     "-" -- 0x26
+     "." -- 0x27
+     "/" -- 0x28
+     "0" -- 0x29
+     "1" -- 0x2a
+     "2" -- 0x2b
+     "3" -- 0x2c
+     "4" -- 0x2d
+     "5" -- 0x2e
+     "6" -- 0x2f
+     "7" -- 0x30
+     "8" -- 0x31
+     "9" -- 0x32
+     ":" -- 0x33
+     "<" -- 0x34
+     "=" -- 0x35
+     ">" -- 0x36
 
 Параметры: символы - от 1 до 64