Diff: main.h

Revision:

5:ae641b1d04fa

Parent:

3:02d9072a2507

--- a/main.h	Wed Apr 27 12:43:34 2016 +0000
+++ b/main.h	Wed May 04 15:01:20 2016 +0000
@@ -2,7 +2,7 @@
 @file main.h
 
 @brief Header file containing functions prototypes, defines and global variables.
-@brief Revision 1.0.
+@brief Revision 1.1
 @author Joel W. Webb
 @date   March 2016
 */
@@ -109,7 +109,7 @@
 };
 typedef vector vector;
 
-
+/// plinkvar struct is used to pass information to and from the plink functions without resorting to many global variables
 struct plinkvar {
         int difficulty;
         vector pos;
@@ -135,7 +135,7 @@
 volatile int g_buttonjoy_flag; /*!< Joystick Button flag set in ISR */
 volatile int g_joystick_flag; /*!< Joystick x and y values have been polled in ISR */
 volatile int g_gametick_flag; /*!< gametick flag is set in gametick_isr by Ticker gametick */
- 
+volatile int g_screentick_flag; /*!< screentick flag is set in screentick_isr by Ticker screentick */
 volatile const float* noteArray; /*!< Float pointer to next note in array. Used in sound Timeout ISR */
 
 // Menu stringList arrays kept in FLASH
@@ -176,6 +176,11 @@
 @brief Used to control the update speed of games
 */
 void gametick_isr();
+/**
+Interrupt service routine for Ticker screentick
+@brief Used to control the update speed of the LCD display
+*/
+void screentick_isr();
 
 
     // Snake functions