globals.h

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#ifndef GLOBALS_H_INCLUDED
#define GLOBALS_H_INCLUDED
  
#define F_CPU           16000000UL
#define PRESCALER       8
#define SINEWAVELENGTH  64
#define F_CPUPRESIN     (F_CPU/(PRESCALER*SINEWAVELENGTH))
#define USART_BAUDRATE  9600
#define UBRR_VALUE      (((F_CPU/(USART_BAUDRATE*16UL)))-1)
  
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <math.h>
#include <inttypes.h>
  
#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/wdt.h>
#include <avr/interrupt.h>
#include <avr/eeprom.h>
#include <util/delay.h>
#include <util/atomic.h>
 
#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) // clear bit
#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))  // set bit
 
#include "oled/i2c.h"
#include "oled/lcd.h"
#include "oled/font.h"
 
#ifndef EEMEM
#define EEMEM __attribute__ ((section (".eeprom")))
#endif
  
#ifndef NOINIT
#define NOINIT __attribute__ ((section (".noinit")))
#endif
 
#define CALL  "  DL7BJ   "
#define PRG   " BJ-Keyer "
#define VER   "  V1.03   "
 
#define NOTHING                   0
#define DIT_DAH_OFF               1
#define DAH_DIT_OFF               2
#define DIT_DAH_ON                3
#define DAH_DIT_ON                4
#define STRAIGHT                  0
#define IAMBIC_B                  1
#define IAMBIC_A                  2
#define ULTIMATIC                 3
#define SINGLE_PADDLE             4
#define PADDLE_NORMAL             0
#define PADDLE_REVERSE            1
#define SENDING_NOTHING           0
#define SENDING_DIT               1
#define SENDING_DAH               2
#define SENDING_SPC               3
#define SENDING_STRAIGHT          4
#define SENDING_AUTOMATIC         5
#define AUTO                      0         
#define MAN                       1         
#define LEFT_PADDLE               PD2       
#define RIGHT_PADDLE              PD3       
#define STRAIGHT_KEY              PD4       
#define MORSE_LED                 PC3       
#define MEM1                      PD5       
#define MEM2                      PD6       
#define MEM3                      PD7       
#define MEM4                      PC0       
#define MEM5                      PB5       
#define TRX1                      PC1       
#define TRX2                      PC2       
#define AUDIO                     PB3       
#define AUDIO_EN                  PB4       
#define SCL                       PC5       
#define SDA                       PC4       
// States
#define ON                       1
#define OFF                      0
#define DIT                      1
#define DAH                      0
#define NO_KEY_PRESSED           0
#define KEY_PRESSED_DEBOUNCE     1
#define KEY_PRESSED              2
// Menue und Drehencoder
#define M_TRX1                   1
#define M_TRX2                   2
#define M_TON                    3
#define M_TON_FREQ               4
#define M_IAMBICA                5
#define M_IAMBICB                6
#define M_ULTIMATIC              7
#define M_MEMORY                 8
#define M_REVERSE                9
#define M_RATIO                 10
#define M_WEIGHT                11
#define M_WPMBPM                12
#define M_MEMBUTTONMODE         13
#define M_RISETIME              14
#define M_DEBOUNCE              15
#define M_MAX                   15          
#define CLEARLINE               "                     "
#define NORMAL                  0
 
struct State
{
    uint8_t WpMChanged:  1;                 
    uint8_t WriteWpMEEprom: 1;              
    uint8_t WriteEEprom: 1;                 
    uint8_t WriteMsgEEprom: 2;              
    uint8_t SidetoneOff: 1;                 
    uint8_t SidetoneEnabled: 1;             
    uint8_t SendStatus;                     
    uint8_t Automatic;                      
    uint8_t LastSymbolWasDit: 1;            
    uint8_t DitPressed: 1;                  
    uint8_t DahPressed: 1;                  
    uint8_t KeyState:1;                     
    uint8_t KeyTX:1;                        
};
 
struct MenuCtrl
{
    uint8_t  buttonPressed: 1;              
    uint8_t  buttonPressedLong: 1;          
    uint8_t  m_buttonPressed: 2;            
    uint8_t  m_buttonPressedLong: 1;        
    uint8_t  ClrScr: 1;                     
    uint8_t  Config: 1;                     
    uint8_t  Update: 1;                     
    uint8_t  CurMenue;                      
    uint8_t  SubMenue: 1;                   
};
 
struct Config
{
    uint8_t Trx1: 1;                        
    uint8_t Trx2: 1;                        
    uint8_t KeyerMode: 3;                   
    uint8_t SidetoneEnabled: 1;             
    uint8_t WpMBpM: 1;                      
    uint8_t Reverse: 1;                     
    uint8_t Ratio;                          
    uint8_t Weight;                         
    uint8_t Memory:1;                       
    uint8_t MemButtonMode:1;                
    uint16_t SidetoneFreq;                  
    uint8_t WpM;                            
    uint8_t RiseTime;                       
    uint8_t RiseTimeCounter;                
    uint8_t DebounceTime;                   
};
 
#define MSGSIZE 60                          
 
struct Message  
{
    char Msg1[MSGSIZE];                     
    char Msg2[MSGSIZE];                     
    char Msg3[MSGSIZE];                     
    char Msg4[MSGSIZE];                     
    char Msg5[MSGSIZE];                     
};
 
 
 
// Pin Change Interrupt Merker für Port 
uint8_t LastPINDState;
 
// Drehencoder
volatile uint8_t EncoderTimer;              
volatile int8_t EncoderCounter;             
volatile int8_t EncoderPos;                 
volatile int8_t EncoderPosConfig;           
volatile int8_t EncoderPosSubConfig;        
volatile uint16_t StoreEEpromTimer;         
 
uint8_t WpM;                                
uint8_t PaddleMode;                         
uint8_t KeyerMode;                          
uint8_t KeyTX;
 
// Sidetone generation
volatile uint8_t icnt;
volatile uint8_t ocr2a;
volatile uint8_t lastButton;                    
volatile uint16_t DitMillis;                    
volatile uint16_t DahMillis;                    
volatile uint16_t SpcMillis;                    
// Zähler und Status für Entprellung der Tasteneingänge und Mithörton
volatile uint8_t    StateStraightKeyPressed;    
volatile uint8_t    TimerStraightKeyPressed;    
volatile uint8_t    StatePaddleDitKeyPressed;   
volatile uint8_t    TimerPaddleDitKeyPressed;   
volatile uint8_t    StatePaddleDahKeyPressed;   
volatile uint8_t    TimerPaddleDahKeyPressed;   
volatile uint8_t    StateButtonPressed;         
volatile uint8_t    TimerButtonPressed;         
volatile uint8_t    StateRiseTimeCounter;       
volatile uint8_t    StateRiseTime;              
// Diverse Zähler für Timer 0
uint16_t MenuCtrlTimer;                         
volatile uint16_t t_delayms;                    
volatile uint16_t t_elementlength;              
#endif