Analyseur/Horloge DCF77 v2.0

Superfilter sketchArduino

//// This is the Superfilter sketch I use with the DCF Analyzer/Clock 2.0 // Udo Klein did an amazing job with this filter//// Erik de Ruiter/* Arduino Uno pin connections I used for the DCF Analyzer Clock DCF input ................. A5 (19) =dcf77_sample_pin Output DCF Filtered ....... 12 =dcf77_filtered_pin Output DCF Semi Synthesized A2 (16) =dcf77_semi_synthesized_pin Output DCF Synthesized .... 6 =dcf77_synthesized_pin LED DCF output filtered ... A4 (18) =dcf77_monitor_pin =DCF Monitor LED LED 1 Hz pulse ............ 10 =dcf77_second_pulse_pin =Filter Locked LED LED DCF OK ................ 13 =dcf77_signal_good_indicator_pin =Signal Quality LED LED Difference Filtered ... 7 =dcf77_filter_diff_pin \ LED Difference Semi Synth.. A0 =dcf77_semi_synthesized_diff_pin -> =Signal Difference LED LED Difference Synthesized 4 =dcf77_ synthesized_diff_pin /*/ //// www.blinkenlight.net//// Copyright 2014, 2015 Udo Klein//// This program is free software:you can redistribute it and/or modify// it under the terms of the GNU General Public License as published by// the Free Software Foundation, either version 3 of the License, or// (at your option) any later version.//// This program is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU General Public License for more details.//// You should have received a copy of the GNU General Public License// along with this program. If not, see http://www.gnu.org/licenses/#include /*const uint8_t pon_pin =51; // connect pon to ground !!!const uint8_t data_pin =19;const uint8_t gnd_pin =51;const uint8_t vcc_pin =49;*/const uint8_t dcf77_analog_samples =false;const uint8_t dcf77_analog_sample_pin =5;const uint8_t dcf77_sample_pin =19; // A5const uint8_t dcf77_inverted_samples =0;#if defined(__AVR__)#define ledpin(led) (led)#else#define ledpin(led) (led<14? led:led+(54-14))#endifconst uint8_t dcf77_monitor_pin =ledpin(18); // A4const bool provide_filtered_output =true;const uint8_t dcf77_filtered_pin =ledpin(12);const uint8_t dcf77_inverted_filtered_pin =ledpin(11);const uint8_t dcf77_filter_diff_pin =ledpin(7);const bool provide_semi_synthesized_output =true;const uint8_t dcf77_semi_synthesized_pin =ledpin(16);const uint8_t dcf77_inverted_semi_synthesized_pin =ledpin(15);const uint8_t dcf77_semi_synthesized_diff_pin =ledpin(14);const bool provide_synthesized_output =true;const uint8_t dcf77_synthesized_pin =ledpin(6);const uint8_t dcf77_inverted_synthesized_pin =ledpin(5);const uint8_t dcf77_synthesized_diff_pin =ledpin(4);const uint8_t dcf77_second_pulse_pin =ledpin(10);const uint8_t dcf77_signal_good_indicator_pin =ledpin(13);volatile uint16_t ms_counter =0;volatile Internal::DCF77::tick_t tick =Internal::DCF77::undefined;template void set_output(uint8_t clock_state, uint8_t sampled_data, uint8_t synthesized_signal){ if (enable) { const uint8_t filtered_output =clock_state  200) :digitalRead(dcf77_sample_pin)); #else dcf77_inverted_samples ^ digitalRead(dcf77_sample_pin); #endif digitalWrite(dcf77_monitor_pin, sampled_data); digitalWrite(dcf77_second_pulse_pin, ms_counter <500 &&clock_state>=Clock::locked); const uint8_t synthesized_signal =tick ==Internal::DCF77::long_tick ? ms_counter <200:tick ==Internal::DCF77::short_tick ? ms_counter <100:tick ==Internal::DCF77::sync_mark ? 0:// tick ==DCF77::undefined --> default handling // allow signal to pass for the first 200ms of each second (ms_counter <=200 &&sampled_data) || // if the clock has valid time data then undefined ticks // are data bits --> first 100ms of signal must be high ms_counter <100; set_output (clock_state, sampled_data, synthesized_signal); set_output (clock_state, sampled_data, synthesized_signal); set_output (clock_state, sampled_data, synthesized_signal); ms_counter+=(ms_counter <1000); scope_1.process_one_sample(sampled_data); scope_2.process_one_sample(digitalRead(dcf77_synthesized_pin)); return sampled_data;}void output_handler(const Clock::time_t &decoded_time) { // reset ms_counter for 1 Hz ticks ms_counter =0; // status indicator --> always on if signal is good // blink 3s on 1s off if signal is poor // blink 1s on 3s off if signal is very poor // always off if signal is bad const uint8_t clock_state =DCF77_Clock::get_clock_state(); digitalWrite(dcf77_signal_good_indicator_pin, clock_state>=Clock::locked ? 1:clock_state ==Clock::unlocked? (decoded_time.second.digit.lo &0x03) !=0:clock_state ==Clock::free ? (decoded_time.second.digit.lo &0x03) ==0:0); // compute output for signal synthesis Internal::DCF77_Encoder now; now.second =BCD::bcd_to_int(decoded_time.second); now.minute =decoded_time.minute; now.hour =decoded_time.hour; now.weekday =decoded_time.weekday; now.day =decoded_time.day; now.month =decoded_time.month; now.year =decoded_time.year; now.uses_summertime =decoded_time.uses_summertime; now.leap_second_scheduled =decoded_time.leap_second_scheduled; now.timezone_change_scheduled =decoded_time.timezone_change_scheduled; now.undefined_minute_output =false; now.undefined_uses_summertime_output =false; now.undefined_abnormal_transmitter_operation_output =false; now.undefined_timezone_change_scheduled_output =false; now.advance_minute(); tick =now.get_current_signal();}void setup_serial() { Serial.begin(115200);}void output_splash_screen() { Serial.println(); Serial.println(F("DCF77 Superfilter 3.0")); Serial.println(F("(c) 2015 Udo Klein")); Serial.println(F("www.blinkenlight.net")); Serial.println(); Serial.print(F("Sample Pin:")); Serial.println(dcf77_sample_pin); Serial.print(F("Inverted Mode:")); Serial.println(dcf77_inverted_samples); #if defined(__AVR__) Serial.print(F("Analog Mode:")); Serial.println(dcf77_analog_samples); #endif Serial.print(F("Monitor Pin:")); Serial.println(dcf77_monitor_pin); Serial.println(); if (provide_filtered_output) { Serial.println(F("Filtered Output")); Serial.print(F(" Filtered Pin:")); Serial.println(dcf77_filtered_pin); Serial.print(F(" Diff Pin:")); Serial.println(dcf77_filter_diff_pin); Serial.print(F(" Inverse Filtered Pin:")); Serial.println(dcf77_inverted_filtered_pin); Serial.println(); } if (provide_semi_synthesized_output) { Serial.println(F("Semi Synthesized Output")); Serial.print(F(" Filtered Pin:")); Serial.println(dcf77_semi_synthesized_pin); Serial.print(F(" Diff Pin:")); Serial.println(dcf77_semi_synthesized_diff_pin); Serial.print(F(" Inverse Filtered Pin:")); Serial.println(dcf77_inverted_semi_synthesized_pin); Serial.println(); } if (provide_synthesized_output) { Serial.println(F("Synthesized Output")); Serial.print(F(" Filtered Pin:")); Serial.println(dcf77_synthesized_pin); Serial.print(F(" Diff Pin:")); Serial.println(dcf77_synthesized_diff_pin); Serial.print(F(" Inverse Filtered Pin:")); Serial.println(dcf77_inverted_synthesized_pin); Serial.println(); } Serial.print(F("Second Pulse Pin:")); Serial.println(dcf77_second_pulse_pin); Serial.print(F("Signal Good Pin:")); Serial.println(dcf77_signal_good_indicator_pin); Serial.println(); Serial.println(); Serial.println(F("Initializing...")); Serial.println();};void setup_pins() { if (provide_filtered_output) { pinMode(dcf77_filtered_pin, OUTPUT); pinMode(dcf77_filter_diff_pin, OUTPUT); pinMode(dcf77_inverted_filtered_pin, OUTPUT); } if (provide_semi_synthesized_output) { pinMode(dcf77_semi_synthesized_pin, OUTPUT); pinMode(dcf77_semi_synthesized_diff_pin, OUTPUT); pinMode(dcf77_inverted_semi_synthesized_pin, OUTPUT); } if (provide_synthesized_output) { pinMode(dcf77_synthesized_pin, OUTPUT); pinMode(dcf77_synthesized_diff_pin, OUTPUT); pinMode(dcf77_inverted_synthesized_pin, OUTPUT); } pinMode(dcf77_monitor_pin, OUTPUT); pinMode(dcf77_signal_good_indicator_pin, OUTPUT); pinMode(dcf77_second_pulse_pin, OUTPUT); pinMode(dcf77_sample_pin, INPUT); digitalWrite(dcf77_sample_pin, HIGH);}void setup_clock() { DCF77_Clock::setup(); DCF77_Clock::set_input_provider(sample_input_pin); DCF77_Clock::set_output_handler(output_handler);}void setup() { setup_serial(); output_splash_screen(); setup_pins(); setup_clock();/* pinMode(gnd_pin, OUTPUT); digitalWrite(gnd_pin, LOW); pinMode(pon_pin, OUTPUT); digitalWrite(pon_pin, LOW); pinMode(vcc_pin, OUTPUT); digitalWrite(vcc_pin, HIGH); */}void loop() { Clock::time_t now; DCF77_Clock::get_current_time(now); if (now.month.val> 0) { Serial.println(); Serial.print(F("Decoded time:")); DCF77_Clock::print(now); Serial.println(); } Serial.print(DCF77_Clock::get_clock_state()); Serial.print(' '); DCF77_Clock::debug(); scope_1.print(); scope_2.print();}