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add "--enable-antenna-power" command line option for HackRF configuration 

to be able to feed antenna's connector with +3.3v HackRF's internal DC
voltage.
This commit is contained in:
Турченко Василий Владимирович 2021-03-22 00:31:47 +03:00
parent 4cde98e063
commit 80acb91dbc
1 changed files with 16 additions and 1 deletions
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17
sdr_hackrf.c
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@ -27,6 +27,7 @@ static struct {
hackrf_device *device; hackrf_device *device;
uint64_t freq; uint64_t freq;
int enable_amp; int enable_amp;
int enable_ant_pwr;
int lna_gain; int lna_gain;
int vga_gain; int vga_gain;
int rate; int rate;
@ -41,6 +42,7 @@ void hackRFInitConfig()
HackRF.device = NULL; HackRF.device = NULL;
HackRF.freq = 1090000000; HackRF.freq = 1090000000;
HackRF.enable_amp = 0; HackRF.enable_amp = 0;
HackRF.enable_ant_pwr = 0;
HackRF.lna_gain = 32; HackRF.lna_gain = 32;
HackRF.vga_gain = 50; HackRF.vga_gain = 50;
HackRF.rate = 2400000; HackRF.rate = 2400000;
@ -84,7 +86,10 @@ bool hackRFHandleOption(int argc, char **argv, int *jptr)
HackRF.rate = atoi(argv[++j]); HackRF.rate = atoi(argv[++j]);
} else if (!strcmp(argv[j], "--enable-amp")) { } else if (!strcmp(argv[j], "--enable-amp")) {
HackRF.enable_amp = 1; HackRF.enable_amp = 1;
} else { } else if (!strcmp(argv[j], "--enable-antenna-power")) {
HackRF.enable_ant_pwr = 1;
}
else {
return false; return false;
} }
@ -98,6 +103,7 @@ void hackRFShowHelp()
printf(" HackRF-specific options (use with --device-type hackrf)\n"); printf(" HackRF-specific options (use with --device-type hackrf)\n");
printf("\n"); printf("\n");
printf("--enable-amp enable amplifier)\n"); printf("--enable-amp enable amplifier)\n");
printf("--enable-antenna-power enable DC power to the antenna connector\n");
printf("--lna-gain set LNA gain (Range 0-40 in 8dB steps))\n"); printf("--lna-gain set LNA gain (Range 0-40 in 8dB steps))\n");
printf("--vga-gain set VGA gain (Range 0-62 in 2dB steps))\n"); printf("--vga-gain set VGA gain (Range 0-62 in 2dB steps))\n");
printf("--samplerate set sample rate)\n"); printf("--samplerate set sample rate)\n");
@ -181,6 +187,15 @@ bool hackRFOpen()
return false; return false;
} }
status = hackrf_set_antenna_enable(HackRF.device, HackRF.enable_ant_pwr);
if (status != 0) {
fprintf(stderr, "HackRF: hackrf_set_antenna_enable failed with code %d\n", status);
hackrf_close(HackRF.device);
hackrf_exit();
return false;
}
show_config(); show_config();
HackRF.converter = init_converter(INPUT_UC8, HackRF.converter = init_converter(INPUT_UC8,