Don't use volatile variables

Author: WiseLord

Diff for: display/ks0108.c

@@ -5,7 +5,7 @@
 #include <avr/pgmspace.h>
 #include "../pins.h"
 
-static volatile uint8_t pins;
+static uint8_t pins;
 
 #ifdef _KS0108B
 #define KS0108_SET_CS1(); \

Diff for: display/st7920.c

@@ -5,7 +5,7 @@
 #include <util/delay.h>
 #include "../pins.h"
 
-static volatile uint8_t pins;
+static uint8_t pins;
 
 static uint8_t fb[ST7920_SIZE_X / 4][ST7920_SIZE_Y / 2];
 static uint8_t _br;

Diff for: fft.c

@@ -8,7 +8,7 @@ static const uint8_t sinTable[] PROGMEM = {
     180, 162, 142, 120,  98,  74,  50,  25
 };
 
-#define mshf_16( a, b)    \
+#define mshf_16( a, b)        \
     ({                        \
     int prod, val1=a, val2=b; \
     __asm__ __volatile__ (    \

Diff for: input.c

@@ -8,26 +8,26 @@
 #include "eeprom.h"
 #include "pins.h"
 
-static volatile int8_t encCnt = 0;
-static volatile CmdID cmdBuf = CMD_END;
+static int8_t encCnt = 0;
+static CmdID cmdBuf = CMD_END;
 static int8_t encRes = 0;
 static uint8_t silenceTime;
 
 // Previous state
-static volatile uint8_t encPrev = ENC_NO;
-static volatile uint8_t btnPrev = BTN_NO;
+static uint8_t encPrev = ENC_NO;
+static uint8_t btnPrev = BTN_NO;
 
-static volatile uint16_t displayTime = 0;           // Display mode timer
-static volatile int16_t initTimer = INIT_TIMER_OFF; // Init timer
-static volatile uint8_t clockTimer = 0;             // RTC poll timer
+static uint16_t displayTime = 0;                    // Display mode timer
+static int16_t initTimer = INIT_TIMER_OFF;          // Init timer
+static uint8_t clockTimer = 0;                      // RTC poll timer
 
 #ifdef _TEMPCONTROL
-static volatile uint16_t sensTimer;                 // Timer of temperature measuring process
+static uint16_t sensTimer;                          // Timer of temperature measuring process
 #endif
-static volatile int16_t stbyTimer = STBY_TIMER_OFF; // Standby timer
-static volatile uint16_t secTimer;                  // 1 second timer
-static volatile int16_t silenceTimer;               // Timer to check silence
-static volatile uint16_t rcTimer;
+static int16_t stbyTimer = STBY_TIMER_OFF;          // Standby timer
+static uint16_t secTimer;                           // 1 second timer
+static int16_t silenceTimer;                        // Timer to check silence
+static uint16_t rcTimer;
 
 static uint8_t rcType;
 static uint8_t rcAddr;

Diff for: remote.c

@@ -3,8 +3,8 @@
 #include <avr/interrupt.h>
 #include "pins.h"
 
-static volatile IRData irData;                      // Last decoded IR command
-static volatile uint8_t ovfCnt = 250;               // Overflow counter
+static IRData irData;                               // Last decoded IR command
+static uint8_t ovfCnt = 250;                        // Overflow counter
 
 void rcInit()
 {