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hackrf_transfer: stdout/stdin help

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This commit is contained in:
Michael Ossmann
2015-10-11 10:05:04 -06:00
parent 813c5db4a0
commit fca98545f3
1 changed files with 2 additions and 2 deletions
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4
host/hackrf-tools/src/hackrf_transfer.c
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@@ -426,8 +426,8 @@ int tx_callback(hackrf_transfer* transfer) {
static void usage() {
printf("Usage:\n");
printf("\t[-d serial_number] # Serial number of desired HackRF.\n");
printf("\t-r <filename> # Receive data into file.\n");
printf("\t-t <filename> # Transmit data from file.\n");
printf("\t-r <filename> # Receive data into file (or \"-\" for stdout).\n");
printf("\t-t <filename> # Transmit data from file (or \"-\" for stdin).\n");
printf("\t-w # Receive data into file with WAV header and automatic name.\n");
printf("\t # This is for SDR# compatibility and may not work with other software.\n");
printf("\t[-f freq_hz] # Frequency in Hz [%sMHz to %sMHz].\n",