Diff: handlers.cpp

Revision:

7:c268547fb6c8

Parent:

6:e510aab8f2ce

Child:

12:5e4cba1182ab

--- a/handlers.cpp	Sat Jul 13 18:02:38 2013 +0000
+++ b/handlers.cpp	Sat Jul 13 22:16:27 2013 +0000
@@ -19,7 +19,7 @@
     if(line_buf[3] == LINEBUF_TOOLONG)
         return PARSE_LONG;    //buffer too long
         
-    if(line_buf[0] == '0')
+    if(line_buf[0] == '0')  //input is 0
     {
         if(line_buf[1] == 255 && line_buf[2] == 255)
         {
@@ -27,7 +27,7 @@
             return PARSE_OK;
         }
         else
-            return PARSE_ERR;     //value is zero
+            return PARSE_ERR;     
     }
     
     
@@ -68,7 +68,7 @@
     if(line_buf[3] == LINEBUF_TOOLONG)
         return PARSE_LONG;
 
-    if(line_buf[0] == '0')
+    if(line_buf[0] == '0') //Input value is 0, both 0 and 0.0 is accpeted
     {
         if((line_buf[1] == 255 && line_buf[2] == 255) ||(line_buf[1] == '.' && line_buf[2] == '0'))
         {
@@ -77,13 +77,15 @@
         }
         else
             return PARSE_ERR;
-    }  //zero input
+    }  
+    //single digit input 
     if(line_buf[0]>='0' && line_buf[0]<='7' && line_buf[1] == 255 && line_buf[2] == 255)
     {
         temp = (line_buf[0] - '0')*10;
         *adam_amp = temp/5;
         return PARSE_OK;
-    }  //single digit input
+    }  
+    //x.x format input
     else if(line_buf[0]>='0' && line_buf[0]<='7' && line_buf[2]>='0'&& line_buf[2]<='9' && line_buf[1] == '.')
     {
         temp = (line_buf[0] - '0')*10;
@@ -97,6 +99,4 @@
     }
     else
         return PARSE_ERR;
-        
-
 }
\ No newline at end of file