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PXX scaling was done wrong

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bernet.andre@gmail.com
2013-03-19 10:53:31 +00:00
parent 998f904c41
commit 873847e42e
1 changed files with 4 additions and 6 deletions
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src/pulses_arm.cpp
+4 -6
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@@ -327,15 +327,13 @@ void setupPulsesPXX()
sendUpperChannels = g_model.ppmNCH*2;
}
for (uint32_t i=0; i<8; i+=2) {
int32_t out = channelOutputs[8+g_model.ppmSCH+i] * 512 / 682;
int32_t out_1 = channelOutputs[8+g_model.ppmSCH+i+1] * 512 / 682;
if (i < sendUpperChannels) {
chan = limit(2048, (int16_t)out + 3072, 4095);
chan_1 = limit(2048, (int16_t)out_1 + 3072, 4095);
chan = limit(2048, (channelOutputs[8+g_model.ppmSCH+i] * 512 / 682) + 3072, 4095);
chan_1 = limit(2048, (channelOutputs[8+g_model.ppmSCH+i+1] * 512 / 682) + 3072, 4095);
}
else {
chan = limit(0, (int16_t)out + 1024, 2047);
chan_1 = limit(0, (int16_t)out_1 + 1024, 2047);
chan = limit(0, (channelOutputs[g_model.ppmSCH+i] * 512 / 682) + 1024, 2047);
chan_1 = limit(0, (channelOutputs[g_model.ppmSCH+i+1] * 512 / 682) + 1024, 2047);
}
putPcmByte(chan); // Low byte of channel
putPcmByte( ( ( chan >> 8 ) & 0x0F ) | ( chan_1 << 4) ) ; // 4 bits each from 2 channels