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cnlohr
2024-07-09 03:18:12 -07:00
parent edede9d517
commit 6c7adbdcc2
3 changed files with 56 additions and 21 deletions
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ch32v/lib/calculator.html
+13 -7
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@@ -33,18 +33,24 @@ function Goertz( n, mhz, fr, brf )
{
let omega = fr * 3.1415926535*2.0;
var textarea = document.getElementById("goertzeloutput");
var g_goertzel_omega_per_sample = Math.round( ( omega*2*(1<<29)) );
var g_goertzel_coefficient = Math.round( (2 * Math.cos( omega ) * (1<<30)) );
var g_goertzel_coefficient_s = Math.round( (2 * Math.sin( omega ) * (1<<30)) );
textarea.value =
"int g_pwm_period = ("+n+"-1);\n" +
"int g_goertzel_buffer = ("+brf+");\n" +
"int32_t g_goertzel_omega_per_sample = " + ( omega*2*(1<<29)).toFixed(0) + "; // " + ( omega / (3.1415926535*2.0)).toFixed(6) + " of whole per step / " + mhz.toFixed(6) + "MHz\n" +
"int32_t g_goertzel_coefficient = " + (2 * Math.cos( omega ) * (1<<30)).toFixed(0) + ";\n" +
"int32_t g_goertzel_coefficient_s = "+ (2 * Math.sin( omega ) * (1<<30)).toFixed(0) + ";\n";
"int32_t g_goertzel_omega_per_sample = " + g_goertzel_coefficient.toFixed(0) + "; // " + ( omega / (3.1415926535*2.0)).toFixed(6) + " of whole per step / " + mhz.toFixed(6) + "MHz\n" +
"int32_t g_goertzel_coefficient = " + g_goertzel_coefficient.toFixed(0) + ";\n" +
"int32_t g_goertzel_coefficient_s = " + g_goertzel_coefficient_s.toFixed(0) + ";\n";
// Highlight its content
textarea.select();
// Highlight its content
textarea.select();
// Copy the highlighted text
document.execCommand("copy");
// Copy the highlighted text
document.execCommand("copy");
updateWebHidDeviceWithParameters( [ (n-1)|0, brf|0, g_goertzel_omega_per_sample|0, g_goertzel_coefficient|0, g_goertzel_coefficient_s|0 ] );
}
function computeTable()