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#ifndef GLOBALS_H_INCLUDED
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#define GLOBALS_H_INCLUDED
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#define F_CPU 16000000UL
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#define PRESCALER 8
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#define SINEWAVELENGTH 64
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#define F_CPUPRESIN (F_CPU/(PRESCALER*SINEWAVELENGTH))
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#define USART_BAUDRATE 9600
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#define UBRR_VALUE (((F_CPU/(USART_BAUDRATE*16UL)))-1)
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#define LENGTH 256
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#define AMP 127
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#define OFFSET 128
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#define PI2 6.283185
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <math.h>
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#include <inttypes.h>
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#include <avr/io.h>
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#include <avr/pgmspace.h>
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#include <avr/wdt.h>
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#include <avr/interrupt.h>
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#include <avr/eeprom.h>
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#include <util/delay.h>
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#include <util/atomic.h>
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#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) // clear bit
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#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) // set bit
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#include "oled/i2c.h"
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#include "oled/lcd.h"
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#include "oled/font.h"
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#ifndef EEMEM
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#define EEMEM __attribute__ ((section (".eeprom")))
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#endif
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#ifndef NOINIT
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#define NOINIT __attribute__ ((section (".noinit")))
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#endif
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#define CALL " DL7BJ "
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#define PRG " BJ-Keyer "
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#define VER " V1.00 "
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// Keying states
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#define NOTHING 0
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#define DIT_DAH_OFF 1
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#define DAH_DIT_OFF 2
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#define DIT_DAH_ON 3
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#define DAH_DIT_ON 4
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// Keyer mode
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#define STRAIGHT 0
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#define IAMBIC_B 1
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#define IAMBIC_A 2
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#define ULTIMATIC 3
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#define SINGLE_PADDLE 4
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// Paddle Mode
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#define PADDLE_NORMAL 0
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#define PADDLE_REVERSE 1
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// Sending Mode
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#define SENDING_NOTHING 0
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#define SENDING_DIT 1
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#define SENDING_DAH 2
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#define SENDING_SPC 3
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#define SENDING_STRAIGHT 4
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// Sending Type
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#define AUTO 0 // Automatische Pausen zwischen Elementen
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#define MAN 1 // Manuelle Pausen zwischen Elementen
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// Ports
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#define LEFT_PADDLE PD2 // Left Paddle Input
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#define RIGHT_PADDLE PD3 // Right Paddle Input
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#define STRAIGHT_KEY PD4 // Straight key Input
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#define MORSE_LED PC3 // LED Morse Output
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#define MEM1 PD5 // Mem 1 Input
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#define MEM2 PD6 // Mem 2 Input
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#define MEM3 PD7 // Mem 3 Input
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#define MEM4 PC0 // Mem 4 Input
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#define MEM5 PB5 // Mem 5 Input
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#define TRX1 PC1 // TRX1 Output
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#define TRX2 PC2 // TRX2 Output
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#define AUDIO PB3 // PWM Audio Output
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#define AUDIO_EN PB4 // Audio PA Enable
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#define SCL PC5 // I²C LC Display
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#define SDA PC4 // I²C LC Display
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// States
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#define ON 1
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#define OFF 0
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#define DIT 1
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#define DAH 0
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#define NO_KEY_PRESSED 0
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#define KEY_PRESSED_DEBOUNCE 1
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#define KEY_PRESSED 2
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// Menue und Drehencoder
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#define M_TRX1 1
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#define M_TRX2 2
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#define M_TON 3
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#define M_TON_FREQ 4
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#define M_IAMBICA 5
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#define M_IAMBICB 6
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#define M_ULTIMATIC 7
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#define M_MEMORY 8
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#define M_REVERSE 9
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#define M_RATIO 10
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#define M_SPEEDRATIO 11
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#define M_WEIGHT 12
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#define M_WPMBPM 13
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#define M_RISETIME 14
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#define M_DEBOUNCE 15
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#define M_MAX 15 // maximale Menuepunke
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// LCD
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#define CLEARLINE " "
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#define NORMAL 0
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// Debugausgabe
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char sdebug[64];
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// Structs für Status, Menü und Einstellungen
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struct State
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{
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uint8_t WpMChanged: 1; // Geschwindigkeit geändert
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uint8_t WriteWpMEEprom: 1; // nicht gespeicherte Geschwindigkeit
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uint8_t WriteEEprom: 1; // nicht gespeicherte EEprom Werte
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uint8_t SidetoneOff: 1; // Mithörton an oder aus
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uint8_t SidetoneEnabled: 1; // Mithörton ein- oder ausgeschaltet
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uint8_t SendStatus; // Status, ob Symbol gesendet wird
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uint8_t LastSymbolWasDit: 1; // letztes Symbol war ein Punkt
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uint8_t DitPressed: 1; // Dit Hebel betätigt
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uint8_t DahPressed: 1; // Dah Hebel betätigt
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uint8_t WpMCorrectFactor; // Korrekturfaktor für Ratio
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uint8_t KeyState:1; //
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uint8_t KeyTX:1;
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};
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struct MenuCtrl
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{
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uint8_t buttonPressed: 1;
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uint8_t buttonPressedLong: 1;
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uint8_t m_buttonPressed: 2;
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uint8_t m_buttonPressedLong: 1;
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uint8_t ClrScr: 1;
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uint8_t Config: 1;
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uint8_t WriteEEprom: 1;
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uint8_t Update: 1;
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uint8_t CurMenue;
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uint8_t SubMenue: 1;
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};
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struct Config
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{
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uint8_t TRX: 2; // TRX 1 oder 2 oder beide
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uint8_t KeyerMode: 3; // Iambic A, Iambic B oder Ultimatic
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uint8_t SidetoneEnabled: 1; // Mithörton eingeschaltet
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uint8_t WpMBpM: 1; // WpM oder BpM Anzeige
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uint8_t Reverse: 1; // linkes/rechtes Paddle vertauschen
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uint8_t SpeedRatioEnabled: 1; // Punkt/Strich Verhältnis Auto
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uint8_t Ratio; // Punkt/Strich Verhältnis 1:3
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uint8_t Weight; // Punkt/Strich Gewichtung
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uint8_t Memory:1; // Punkt/Strich Speicher
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uint16_t SidetoneFreq; // Frequenz des Mithörtons
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uint8_t WpM; // WpM
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uint8_t RiseTime; // Anstiegszeit Sinuston
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uint8_t RiseTimeCounter; // Anzahl Sinusschwingungen für den Anstieg
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uint8_t DebounceTime; // Entprellzeit für Straight Key Eingang
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};
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// Pin Change Interrupt Merker für Port
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uint8_t LastPINDState;
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// Drehencoder
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volatile uint8_t EncoderTimer; // 10ms Timer for Encoder
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volatile int8_t EncoderCounter; // Vor/Rück Zähler
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volatile int8_t EncoderPos; // Encoderposition für WpM/BpM
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volatile int8_t EncoderPosConfig; // Encoderposition für Einstellungen
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volatile int8_t EncoderPosSubConfig; // Encoderposition für Submenues
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uint16_t StoreEEprom;
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// Globale Variablen für diverse Zwecke
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uint8_t WpM;
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// State Machines
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uint8_t PaddleMode;
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uint8_t KeyerMode;
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// History
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uint8_t KeyTX;
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// Sidetone generation
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volatile uint8_t icnt;
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volatile uint8_t ocr2a;
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volatile uint8_t lastButton; // Wert der letzten Buttonabfrage
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volatile uint16_t DitMillis;
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volatile uint16_t DahMillis;
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volatile uint16_t SpcMillis;
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// Zähler und Status für Entprellung der Tasteneingänge und Mithörton
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volatile uint8_t StateStraightKeyPressed; // Merker für StraightKey betätigt
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volatile uint8_t TimerStraightKeyPressed; // Timer Variable für Entprellung
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volatile uint8_t StatePaddleDitKeyPressed; // Merker für Paddle betätigt
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volatile uint8_t TimerPaddleDitKeyPressed; // Timer Variable für Entprellung
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volatile uint8_t StatePaddleDahKeyPressed; // Merker für Paddle betätigt
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volatile uint8_t TimerPaddleDahKeyPressed; // Timer Variable für Entprellung
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volatile uint8_t StateRiseTimeCounter; // Zähler für Anstieg des Mithörtons
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volatile uint8_t StateRiseTime;
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volatile uint8_t StateRiseTimeCounter;
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// Diverse Zähler für Timer 0
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uint16_t MenuCtrlTimer; // Wartezeit bis zur Betriebsanzeige nach Config
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volatile uint16_t t_delayms; // Timer 0 max. 65535ms, all purpose timer variable
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volatile uint16_t t_elementlength; // Timer 0 max. 65535ms, element length of dit or dah
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#endif
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