kopia lustrzana https://github.com/roncarr880/QRP_LABS_WSPR
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@ -45,8 +45,7 @@
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// values of 10 and 1 will change about 1hz per 16 hours.
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#define CLK_UPDATE_MIN 10
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#define CLK_UPDATE_AMT 20 // amount in factional hz, 1/100 hz
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#define CLK_UPDATE_THRESHOLD 30 // errors allowed per minute to consider valid sync to WWVB
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uint8_t clk_update_threshold = 57; // start out with a higher threshold and reduce it as we sync to wwvb
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#define CLK_UPDATE_THRESHOLD 50 // errors allowed per minute to consider valid sync to WWVB
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#define stage(c) Serial.write(c)
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@ -520,13 +519,12 @@ int loops;
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for( i = 0; i < loops; ++i ){ // run mult times for faster correction convergence
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t = 0;
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if( err < clk_update_threshold && err < last_error_count ){ // test threshold for signal present or not, and
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if( err < CLK_UPDATE_THRESHOLD && err < last_error_count ){ // test threshold for signal present or not, and
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t = ( tm < 500 ) ? -1 : 1 ; // lower error than last signal
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if( tm == 0 ) t = 0;
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last_time_error = ( tm < 500 ) ? tm : tm - 1000 ; // refresh correction amount
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last_time_error += t;
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last_error_count = err;
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if( clk_update_threshold > CLK_UPDATE_THRESHOLD ) --clk_update_threshold;
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}
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if( t == 0 ){ // use old data for the correction amount
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@ -547,7 +545,6 @@ static int8_t time_trend; // a change of +-100 is 1hz change
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uint8_t changed;
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if( wspr_tx_enable ) return; // ignore this when transmitting
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if( clk_update_threshold > CLK_UPDATE_THRESHOLD ) return; // ignore when just starting out
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time_trend += val; // or should it be -= val;
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