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-rw-r--r--src/fl2k_iq.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/fl2k_iq.c b/src/fl2k_iq.c
index f7c2a1c..6c43db4 100644
--- a/src/fl2k_iq.c
+++ b/src/fl2k_iq.c
@@ -100,13 +100,14 @@ void usage(void)
"Usage:"
"\t[-d device index (default: 0)]\n"
"\t[-c center frequency (default: 1440 kHz)]\n"
- "\t[-i input baseband sample rate (default: 48000 Hz)]\n"
"\t[-s samplerate in Hz (default: 96 MS/s)]\n"
- "\t[-t type of input: real/complex (default: real)\n"
+ "\t[-m modulation index (default: 1.0)]\n"
+ "\t[-i input baseband sample rate (default: 48000 Hz)]\n"
+ "\t[-t type of input: real/complex (default: real)]\n"
"\t input requirements: real - single channel (mono)\n"
"\t complex - dual channel (stereo)\n"
- "\t[-w swap I & Q (invert spectrum)\n"
- "\t[-e ignore EOF\n"
+ "\t[-w swap I & Q (invert spectrum)]\n"
+ "\t[-e ignore EOF]\n"
"\tfilename (use '-' to read from stdin)\n\n"
);
exit(1);