735 Zeilen
18 KiB
Plaintext
735 Zeilen
18 KiB
Plaintext
/** \brief BJ-Keyer
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:
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Morsekeyer von DL7BJ
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tom@dl7bj.de
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OLED functions from https://github.com/Sylaina/oled-display
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@verbatim
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History
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--------------------------------------------------------------------------
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2012-05-24 DL7BJ erste Version
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2013-05-10 DL7BJ Generierung des Mithörtons als Sinus mit PWM/DDS
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2013-07-15 DL7BJ Änderungen der Keyerfunktionen
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2013-07-19 DL7BJ Beep/Boop (Spielkram)
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2013-10-20 DL7BJ Änderungen der PWM Funktionen für besseren Sinus
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2022-04-10 DL7BJ erste Leiterplatten für Prototyp (bisher Lochraster)
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2022-09-02 DL7BJ viele Softwareänderungen, neuer Filter für PWM
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2022-09-11 DL7BJ Encoder, LC-Display, Frontplatine "entsorgt"
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2023-06-28 DL7BJ Port Anpassungen an neue Leiterplatte V1.01
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ATMEGA328(P)
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----------
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(PCINT14/_RESET) PC6 -| 1 28|- PC5 (ADC5/SCL/PCINT13)
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(PCINT16/RXD) PD0 -| 2 27|- PC4 (ADC4/SDA/PCINT12)
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(PCINT17/TXT) PD1 -| 3 26|- PC3 (ADC3/PCINT11)
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(PCINT18/INT0) PD2 -| 4 25|- PC2 (ADC2/PCINT10)
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(PCINT19/OC2B/INT1) PD3 -| 5 24|- PC1 (ADC1/PCINT9)
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(PCINT20/XCK/T0) PD4 -| 6 23|- PC0 (ADC0/PCINT8)
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VCC -| 7 22|- GND
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GND -| 8 21|- AREF
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(PCINT6/XTAL1/TOSC1) PB6 -| 9 20|- AVCC
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(PCINT7/XTAL2/TOSC2) PB7 -|10 19|- PB5 (SCK/PCINT5)
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(PCINT21/OC0B/T1) PD5 -|11 18|- PB4 (MISO/PCINT4)
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(PCINT22/OC0A/AIN0) PD6 -|12 17|- PB3 (MOSI/OC2A/PCINT3)
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(PCINT23/AIN1) PD7 -|13 16|- PB2 (SS/OC1B/PCINT2)
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(PCINT0/CLK0/ICP1) PB0 -|14 15|- PB1 (OC1A/PCINT1)
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----------
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Pin 1 - PC6 - Reset Pin 28 - PC5 - SCL Display
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Pin 2 - PD0 - RxD Pin 27 - PC4 - SDA Display
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Pin 3 - PD1 - TxD Pin 26 - PC3 - LED Key
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Pin 4 - PD2 - Left Paddle Pin 25 - PC2 - TRX 2 Out
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Pin 5 - PD3 - Right Paddle Pin 24 - PC1 - TRX 1 Out
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Pin 6 - PD4 - Straight Key Pin 23 - PC0 - Mem 4
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Pin 19 - PB5 - Mem 5
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Pin 11 - PD5 - Mem 1 Pin 18 - PB4 - _Audio SD
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Pin 12 - PD6 - Mem 2 Pin 17 - OC2A - Audio PWM output
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Pin 13 - PD7 - Mem 3 Pin 16 - PB2 - Encoder Switch
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Pin 14 - PB0 - Encoder A Pin 15 - PB1 - Encoder B
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Value 1 2 4 8 32 64 128 255
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Bit 1 2 3 4 5 6 7 8
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Pin 0 1 2 3 4 5 6 7
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@endverbatim
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*/
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#include "bj-keyer.h"
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// Additional files
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#include "functions.c"
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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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/**
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* \brief Initialsieren der Timer
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*
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* Alle Parameter der Timer basieren auf 16MHz Systemtakt.
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*
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* Timer 0 - 8 Bit timer für 1ms
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* Timer 2 - 8 Bit timer für PWM zur Erzeugung des Sinustons
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* Timer 1A - 16 Bit timer zur Erzeugung der Hüllkurve
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* Timer 1B - 16 Bit timer wird nicht benutzt
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*
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* T - dot duration
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* wpm - Words per Minute based on PARIS
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* Formula T = 1200 / wpm
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* Minimum speed 10 wpm - dot duration 120ms
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* Maximum speed 99 wpm - dot duration 12ms
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*
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*/
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void InitTimer(void)
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{
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cli();
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// Timer 2 PWM
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TCCR2A = 0;
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TCCR2B = 0;
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// No prescaling
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sbi(TCCR2B,CS20);
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// Clear OC2A on compare match
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sbi(TCCR2A,COM2A1);
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// Fast PWM Mode
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sbi(TCCR2A,WGM20);
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sbi(TCCR2A,WGM21);
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// Phase Correct PWM
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//sbi(TCCR2A,WGM22);
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//sbi(TCCR2A,WGM20);
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// Initial value
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OCR2A = 0x80;
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sbi(DDRB,PB3);
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// Timer 1 für die Sinus Hüllkurve
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TCCR1A = 0; TCCR1B = 0; TIMSK1 = 0;
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// CTC Mode
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sbi(TCCR1B,WGM12);
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// Prescaling 8
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sbi(TCCR1B,CS11);
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// Output Compare Match Interrupt Enable
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OCR1A = 51; // 600Hz
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sbi(TIMSK1,OCIE1A);
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// Timer 0 1ms für diverse Zähler
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TCCR0A = 0; TCCR0B = 0; TCNT0 = 0;
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cbi(TCCR0A,WGM00);
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sbi(TCCR0A,WGM01);
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cbi(TCCR0B,WGM02); // CTC Mode 2 Immediate
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cbi(TCCR0B,CS02);
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sbi(TCCR0B,CS01);
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sbi(TCCR0B,CS00); // prescaler 64
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OCR0A = 249; // CTC 1ms
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sbi(TIMSK0,OCIE0A); // Enable Timer 0 CTC
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sei();
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}
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void Init()
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{
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cli(); // disable all interrupts
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MachineMode = NORMAL;
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SendStatus = SENDING_NOTHING;
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// PORTB
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DDRB = 0x00;
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// Interne PullUps einschalten
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sbi(PORTB,PB0);
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sbi(PORTB,PB1);
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sbi(PORTB,PB2);
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sbi(PORTB,PB3);
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sbi(PORTB,PB5);
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sbi(PORTB,AUDIO_EN);
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// Ein- und Ausgänge festlegen
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sbi(DDRB,PB3); // PWM
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sbi(DDRB,AUDIO_EN);
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// Audio Verstärker abschalten
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// cbi(PORTB,AUDIO_EN);
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// PORTC
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sbi(DDRC,MORSE_LED);
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// PORTD
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// Ein- und Ausgänge festlegen
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DDRD = 0x00;
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// Interne PullUps für die Eingänge abschalten
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cbi(PORTD,LEFT_PADDLE);
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cbi(PORTD,RIGHT_PADDLE);
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cbi(PORTD,STRAIGHT_KEY);
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t_element_length = (uint16_t)1200/bConfig.wpm;
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// Pin Change Interrupts Port D - Keys
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// PD4 - StraightKey - PCINT20 - Pin Change Interrupt 20
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// PD3 - Right Paddle - PCINT19 - Pin Change Interrupt 19
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// PD2 - Left Paddle - PCINT18 - Pin Change Interrupt 18
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sbi(PCICR,PCIE2);
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sbi(PCMSK2,PCINT18);
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sbi(PCMSK2,PCINT19);
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sbi(PCMSK2,PCINT20);
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// Init serial
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UBRR0=UBRR_VALUE; // Set baud rate
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sbi(UCSR0B,TXEN0); // Enable TX
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sbi(UCSR0B,RXEN0); // Enable RX
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sbi(UCSR0B,RXCIE0); // RX complete interrupt
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sbi(UCSR0C,UCSZ01); // no parity, 1 stop bit
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sbi(UCSR0C,UCSZ01); // 8-bit data
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InitTimer();
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EncoderInit();
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// Initialisierung Menüvariablen
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bMenuCtrl.ClrScr = 1;
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bMenuCtrl.Update = 1;
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bMenuCtrl.Config = 0;
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bMenuCtrl.buttonPressed = 0;
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bMenuCtrl.WriteEEProm = 0;
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bMenuCtrl.buttonPressedLong = 0;
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// Initialisierung Konfiguration
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bConfig.iambic = 1;
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bConfig.sidetone_f = 600;
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bConfig.sidetone = 1;
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bConfig.trx = 0;
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bConfig.weight = 50;
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bConfig.wpmbpm = 1;
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bConfig.wpm = 15;
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bConfig.ratio = 30;
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bConfig.reverse = 0;
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bConfig.SinusRising = 6;
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sei(); // enable all interrupts
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}
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/** \brief 16 Bit Timer 1A
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*
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* Timer 1A interrupt
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* Overflow interrupt every 64µs
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*
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*/
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//ISR(TIMER1_OVF_vect)
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//{
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// //sCurrentTimer += 0xffff;
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// PORTD ^= (1<<PD1);
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//}
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//
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ISR(TIMER1_COMPA_vect)
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{
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IntDisable();
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if(StateRising > 0)
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{
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OCR2A = (pgm_read_byte_near(sinewave+icnt) >> StateRising);
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}
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else
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{
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OCR2A = pgm_read_byte_near(sinewave+icnt);
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}
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icnt++;
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if(icnt > SINEWAVELENGTH - 1)
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{
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icnt = 0;
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if(StateRising > 0)
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StateRising--;
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}
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IntEnable();
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}
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/** \brief 8 Bit Timer 0
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*
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* The Timer 0 CTC interrupt
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* Dieser Interrupt wird jede Millisekunde erzeugt
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*
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*/
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ISR(TIMER0_COMPA_vect)
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{
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ms++;
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StoreEEprom++;
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MenuCtrlTimer++;
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mselement++; // element length of dit or dat
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t_wait++;
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l_timer++;
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encoder_timer++;
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if(l_timer >= L_WAIT){
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l_timer = 0;
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}
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// Alle 5ms den Drehencoder abfragen
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if(encoder_timer > 5) {
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EncoderPolling();
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// Schalter vom Drehencoder abfragen
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if(EncoderGetButtonState() == ButtonPressed_Short)
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{
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bMenuCtrl.buttonPressed = 1;
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SendSerialString("Button pressed short\r\n");
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}
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if(EncoderGetButtonState() == ButtonPressed_Long)
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{
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bMenuCtrl.buttonPressedLong = 1;
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SendSerialString("Button pressed long\r\n");
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}
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}
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// Wpm verändert?
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if((StoreEEprom > 1000) && (bMerker.WpMChanged))
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{
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StoreEEprom = 0;
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bMerker.WriteWpMEEProm = 1;
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bMerker.WpMChanged = 0;
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}
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// Konfiguration nach 3 Sekunden verlassen
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// if((MenuCtrlTimer > 3000) && (bMenuCtrl.Config == 1))
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// {
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// bMenuCtrl.Config = 0;
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// bMenuCtrl.Update = 1;
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// bMenuCtrl.ClrScr = 1;
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// BeepBoop();
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// }
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}
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/** \brief 8 Bit Timer 2
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*
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* Timer 2 overflow interrupt
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* Mit diesem Interrupt wird der nächste Wert für die
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* Erzeugung des Sinus für den Mithörton geladen.
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*
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*/
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ISR(TIMER2_OVF_vect)
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{
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// phaccu = phaccu + tword_m;
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// icnt = phaccu >> 24;
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// OCR2A = pgm_read_byte_near(sinewave+icnt);
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}
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/** \brief Pin Change Interupts für Paddle und StraightKey
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*
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* Pin Change Interrupt Vector für die Tasteneingänge
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* Str Pa2 Pa1
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* PORTD PD7 PD6 PD5 PD4 PD3 PD2 PD1 PD0
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* x80 x40 x20 x10 x8 x4 x2 x1
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*
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*/
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ISR(PCINT2_vect)
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{
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uint8_t changedbits;
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changedbits = PIND ^ keyhistory;
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keyhistory = PIND;
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if(changedbits & (1<<STRAIGHT_KEY))
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{
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if(PIND & (1<<STRAIGHT_KEY))
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{
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PORTC &= ~(1<<MORSE_LED);
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SideToneOff();
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}
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else
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{
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PORTC |= (1<<MORSE_LED);
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SideToneOn();
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}
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}
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}
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ISR(USART_RX_vect)
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{
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unsigned char data;
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data = UDR0;
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SendSerialChar(data);
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}
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/** \brief ClearSendBuffer
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*
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*/
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void ClearSendBuffer(void)
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{
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// sendbufferbytes = 0;
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}
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/** \brief CheckDitPaddle
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*
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*
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*/
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void CheckDitPaddle(void)
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{
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uint8_t pinvalue = 0;
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uint8_t ditpaddle = 0;
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if(PaddleMode == PADDLE_NORMAL) // no reverse paddle
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ditpaddle = LEFT_PADDLE;
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else
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ditpaddle = RIGHT_PADDLE; // reverse paddle
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pinvalue = ReadKeyPin(ditpaddle);
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if(pinvalue == 0)
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DitBuffer = 1;
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}
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/*
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** CheckDahPaddle
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*/
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void CheckDahPaddle(void)
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{
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uint8_t pinvalue = 0;
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uint8_t dahpaddle = 0;
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if(PaddleMode == PADDLE_NORMAL) // no reverse paddle
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dahpaddle = RIGHT_PADDLE;
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else
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dahpaddle = LEFT_PADDLE; // reverse paddle
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pinvalue = ReadKeyPin(dahpaddle);
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if(pinvalue == 0) {
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if(DahBuffer == 0) {
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DahCounter++;
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DitCounter = 0;
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}
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DahBuffer = 1;
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}
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}
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/*
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** DoMorse
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*/
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void DoMorse(void)
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{
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if((KeyerMode == IAMBIC_A) || (KeyerMode == IAMBIC_B) || KeyerMode == SINGLE_PADDLE)
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{
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if((KeyerMode == IAMBIC_A) && (IambicFlag) && (ReadKeyPin(LEFT_PADDLE)))
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{
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IambicFlag = 0;
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DitBuffer = 0;
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DahBuffer = 0;
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}
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else
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{
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if(DitBuffer)
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{
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DitBuffer = 0;
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SendDit(MANUAL_SENDING);
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}
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if(DahBuffer)
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{
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DahBuffer = 0;
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SendDah(MANUAL_SENDING);
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}
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}
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}
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else
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{
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if(KeyerMode == STRAIGHT)
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{
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if(DitBuffer)
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{
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DitBuffer = 0;
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TXSidetoneKey(1,MANUAL_SENDING);
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}
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else
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{
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TXSidetoneKey(0,MANUAL_SENDING);
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}
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DitCounter = 0;
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}
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}
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}
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void ConfigMenue(void)
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{
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char line[22];
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lcd_charMode(NORMAL);
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lcd_gotoxy(0,0);
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sprintf(line,"%s - %i","Konfiguration", bMenuCtrl.CurMenue);
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lcd_puts(line);
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lcd_charMode(DOUBLESIZE);
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lcd_gotoxy(0,3);
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lcd_puts(CLEARLINE);
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switch(bMenuCtrl.CurMenue)
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{
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case M_TRX1:
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lcd_gotoxy(0,3);
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if((bConfig.trx == 1) || (bConfig.trx == 0))
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sprintf(line,"[%s]", "TRX 1");
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else
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sprintf(line,"%s", "TRX 1");
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lcd_puts(line);
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break;
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case M_TRX2:
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lcd_gotoxy(0,3);
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if((bConfig.trx == 2) || (bConfig.trx == 0))
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sprintf(line,"[%s]", "TRX 2");
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else
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sprintf(line,"%s", "TRX 2");
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lcd_puts(line);
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break;
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case M_IAMBICA:
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lcd_gotoxy(0,3);
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if(bConfig.iambic == 1)
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sprintf(line,"[%s]", "Iambic A");
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else
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sprintf(line,"%s", "Iambic A");
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lcd_puts(line);
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break;
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case M_IAMBICB:
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lcd_gotoxy(0,3);
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if(bConfig.iambic == 2)
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sprintf(line,"[%s]", "Iambic B");
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else
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sprintf(line,"%s", "Iambic B");
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lcd_puts(line);
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break;
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case M_REVERSE:
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lcd_gotoxy(0,3);
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if(bConfig.reverse == 0)
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sprintf(line,"%s", "L . R -");
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else
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sprintf(line,"%s", "L - R .");
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lcd_puts(line);
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break;
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case M_RATIO:
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lcd_gotoxy(0,3);
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if(bConfig.ratio == 30)
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sprintf(line,"%s", "Ratio 3:1");
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else
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sprintf(line,"%s %f:1", "Ratio", bConfig.ratio/10);
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lcd_puts(line);
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break;
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case M_TON_FREQ:
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lcd_gotoxy(0,3);
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if(bConfig.sidetone_f == 650)
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sprintf(line,"%s", "Ton 650Hz");
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else
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sprintf(line,"%s %uHz", "Ton", bConfig.sidetone_f);
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lcd_puts(line);
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break;
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case M_TON:
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lcd_gotoxy(0,3);
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if(bConfig.ratio == 1)
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sprintf(line,"%s", "Ton an");
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else
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sprintf(line,"%s", "Ton aus");
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lcd_puts(line);
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break;
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case M_WPMBPM:
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lcd_gotoxy(0,3);
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if(bConfig.wpmbpm == 0)
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sprintf(line,"%s", "WpM");
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else
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sprintf(line,"%s", "BpM");
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lcd_puts(line);
|
|
break;
|
|
}
|
|
bMenuCtrl.Update = 0;
|
|
lcd_charMode(NORMAL);
|
|
}
|
|
/** \brief UpdateDisplay
|
|
*
|
|
* Aktualisierung der Anzeigen auf dem Display je nach
|
|
* aktueller Funktion.
|
|
*
|
|
* DOUBLESIZE 4x10 character
|
|
* NORMALSIZE 8x21 character
|
|
*/
|
|
void UpdateDisplay(void)
|
|
{
|
|
char line[22];
|
|
if(bMenuCtrl.Update)
|
|
{
|
|
if(bMenuCtrl.ClrScr)
|
|
{
|
|
lcd_clrscr();
|
|
bMenuCtrl.ClrScr = 0;
|
|
}
|
|
if(!(bMenuCtrl.Config))
|
|
{
|
|
lcd_charMode(DOUBLESIZE);
|
|
lcd_gotoxy(4,3);
|
|
if(bConfig.wpmbpm)
|
|
sprintf(line,"%i WpM ",bConfig.wpm);
|
|
else
|
|
sprintf(line,"%i BpM ", bConfig.wpm*5);
|
|
lcd_puts(line);
|
|
lcd_charMode(NORMAL);
|
|
lcd_gotoxy(13,0);
|
|
if(bConfig.iambic == 1)
|
|
sprintf(line,"%s", IambicA);
|
|
if(bConfig.iambic == 2)
|
|
sprintf(line,"%s", IambicB);
|
|
lcd_puts(line);
|
|
lcd_gotoxy(0,0);
|
|
if(bConfig.trx == 1)
|
|
sprintf(line, "%s", Trx1);
|
|
if(bConfig.trx == 2)
|
|
sprintf(line, "%s", Trx2);
|
|
if(bConfig.trx == 0)
|
|
sprintf(line, "%s %s", Trx1, Trx2);
|
|
lcd_puts(line);
|
|
}
|
|
if(bMenuCtrl.Config)
|
|
{
|
|
ConfigMenue();
|
|
}
|
|
bMenuCtrl.Update = 0;
|
|
}
|
|
}
|
|
void Drehencoder(void)
|
|
{
|
|
int8_t st = 0;
|
|
static int8_t last;
|
|
|
|
if(!(bMenuCtrl.Config))
|
|
{
|
|
EncoderMinMax(5,50);
|
|
st = EncoderRead(1);
|
|
if(bConfig.wpm != st)
|
|
{
|
|
bConfig.wpm = st;
|
|
bMerker.WpMChanged = 1;
|
|
bMenuCtrl.Update = 1;
|
|
}
|
|
}
|
|
|
|
if((bMenuCtrl.buttonPressed == 1) && (bMenuCtrl.Config == 0))
|
|
{
|
|
bMenuCtrl.Config = 1;
|
|
MenuCtrlTimer = 0;
|
|
bMenuCtrl.buttonPressed = 0;
|
|
}
|
|
|
|
if((bMenuCtrl.buttonPressedLong == 1) && (bMenuCtrl.Config == 1))
|
|
{
|
|
bMenuCtrl.Config = 0;
|
|
bMenuCtrl.Update = 1;
|
|
bMenuCtrl.buttonPressedLong = 0;
|
|
bMenuCtrl.buttonPressed = 0;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
MenuCtrlTimer = 0;
|
|
}
|
|
|
|
if(bMenuCtrl.Config == 1)
|
|
{
|
|
if(!bMenuCtrl.buttonPressed)
|
|
{
|
|
EncoderMinMax(1,M_MAX);
|
|
st = EncoderRead(1);
|
|
sprintf(sdebug,"Encoder %i\r\n",st);
|
|
SendSerialString(sdebug);
|
|
if(last != st)
|
|
{
|
|
bMenuCtrl.CurMenue = st;
|
|
bMenuCtrl.Update = 1;
|
|
}
|
|
last = st;
|
|
}
|
|
|
|
if(bMenuCtrl.buttonPressed)
|
|
{
|
|
bMenuCtrl.m_buttonPressed = 1;
|
|
bMenuCtrl.buttonPressed = 0;
|
|
}
|
|
|
|
if(bMenuCtrl.m_buttonPressed == 1)
|
|
{
|
|
UpdateDisplay();
|
|
switch(bMenuCtrl.CurMenue)
|
|
{
|
|
case M_TRX1:
|
|
if(bConfig.trx == 2)
|
|
bConfig.trx = 0;
|
|
else
|
|
bConfig.trx = 1;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
break;
|
|
case M_TRX2:
|
|
if(bConfig.trx == 1)
|
|
bConfig.trx = 0;
|
|
else
|
|
bConfig.trx = 2;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
break;
|
|
case M_IAMBICA:
|
|
bConfig.iambic = 1;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
break;
|
|
case M_IAMBICB:
|
|
bConfig.iambic = 2;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
break;
|
|
case M_REVERSE:
|
|
if(bConfig.reverse == 1)
|
|
bConfig.reverse = 0;
|
|
else
|
|
bConfig.reverse = 1;
|
|
bMenuCtrl.m_buttonPressed = 0;
|
|
break;
|
|
case M_RATIO:
|
|
EncoderMinMax(15,30);
|
|
st = EncoderRead(1);
|
|
bConfig.ratio = st;
|
|
if(bConfig.ratio > 30) bConfig.ratio = 30;
|
|
if(bConfig.ratio < 15) bConfig.ratio = 15;
|
|
bMenuCtrl.Update = 1;
|
|
break;
|
|
case M_TON_FREQ:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
** main
|
|
*/
|
|
int main(void)
|
|
{
|
|
|
|
Init();
|
|
SideToneOff();
|
|
|
|
lcd_init(LCD_DISP_ON);
|
|
lcd_charMode(DOUBLESIZE);
|
|
lcd_home();
|
|
lcd_puts(PRG);
|
|
lcd_gotoxy(1,2);
|
|
lcd_puts(VER);
|
|
lcd_gotoxy(2,4);
|
|
lcd_puts(CALL);
|
|
delayms(1000);
|
|
|
|
MachineMode = NORMAL;
|
|
KeyerMode = IAMBIC_A;
|
|
ReadEEProm_WpM();
|
|
|
|
SendSerialString(CLRSCR);
|
|
SendSerialString("BJ-Keyer V1.00\r\n");
|
|
SendSerialString("Ready!\r\n");
|
|
|
|
EncoderWrite(bConfig.wpm);
|
|
BeepBoop();
|
|
|
|
SetFrequency(600);
|
|
|
|
while(1)
|
|
{
|
|
Drehencoder();
|
|
|
|
if(bMerker.WriteWpMEEProm)
|
|
WriteEEProm_WpM();
|
|
|
|
UpdateDisplay();
|
|
|
|
// if(MachineMode == NORMAL)
|
|
// {
|
|
// CheckPaddles();
|
|
// DoMorse();
|
|
// }
|
|
|
|
if(MachineMode == COMMAND)
|
|
{
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|