X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosui%2FAltosConvert.java;h=c2ae9a507897079970036ebef8cca8505b306e66;hp=6a9b699cfe158c025d275fe1bc99767a9eb24e97;hb=81bb6f42d8b859195ea5a35806c42d98ba82e8e1;hpb=c8c01684fa011acf3bbe5c3ebbc84aa8e8457a5e diff --git a/altosui/AltosConvert.java b/altosui/AltosConvert.java index 6a9b699c..c2ae9a50 100644 --- a/altosui/AltosConvert.java +++ b/altosui/AltosConvert.java @@ -190,30 +190,24 @@ public class AltosConvert { return ignite / 32767 * 15.0; } - static double - radio_setting_to_frequency(int setting, int cal) { + static double radio_to_frequency(int setting, int cal, int channel) { double f; + if (setting <= 0) + setting = cal; f = 434.550 * setting / cal; /* Round to nearest 50KHz */ f = Math.floor (20.0 * f + 0.5) / 20.0; - return f; + return f + channel * 0.100; } - static int - radio_frequency_to_setting(double frequency, int cal) { + static int radio_frequency_to_setting(double frequency, int cal) { double set = frequency / 434.550 * cal; return (int) Math.floor (set + 0.5); } - static double - radio_channel_to_frequency(int channel) { - return 434.550 + channel * 0.100; - } - - static int - radio_frequency_to_channel(double frequency) { + static int radio_frequency_to_channel(double frequency) { int channel = (int) Math.floor ((frequency - 434.550) / 0.100 + 0.5); if (channel < 0) @@ -222,4 +216,8 @@ public class AltosConvert { channel = 9; return channel; } + + static double radio_channel_to_frequency(int channel) { + return 434.550 + channel * 0.100; + } }