Restrict CW mode amplitude to 127.

This commit is contained in:
Martin Ling
2022-09-14 18:13:48 +01:00
parent fdfe310f9a
commit d5d2b09fe8

View File

@ -629,7 +629,7 @@ static void usage()
printf("\t[-S buf_size] # Enable receive streaming with buffer size buf_size.\n"); printf("\t[-S buf_size] # Enable receive streaming with buffer size buf_size.\n");
#endif #endif
printf("\t[-B] # Print buffer statistics during transfer\n"); printf("\t[-B] # Print buffer statistics during transfer\n");
printf("\t[-c amplitude] # CW signal source mode, amplitude 0-128 (DC value to DAC).\n"); printf("\t[-c amplitude] # CW signal source mode, amplitude 0-127 (DC value to DAC).\n");
printf("\t[-R] # Repeat TX mode (default is off) \n"); printf("\t[-R] # Repeat TX mode (default is off) \n");
printf("\t[-b baseband_filter_bw_hz] # Set baseband filter bandwidth in Hz.\n"); printf("\t[-b baseband_filter_bw_hz] # Set baseband filter bandwidth in Hz.\n");
printf("\tPossible values: 1.75/2.5/3.5/5/5.5/6/7/8/9/10/12/14/15/20/24/28MHz, default <= 0.75 * sample_rate_hz.\n"); printf("\tPossible values: 1.75/2.5/3.5/5/5.5/6/7/8/9/10/12/14/15/20/24/28MHz, default <= 0.75 * sample_rate_hz.\n");
@ -1019,9 +1019,9 @@ int main(int argc, char** argv)
if (signalsource) { if (signalsource) {
transceiver_mode = TRANSCEIVER_MODE_SS; transceiver_mode = TRANSCEIVER_MODE_SS;
if (amplitude > 128) { if (amplitude > 127) {
fprintf(stderr, fprintf(stderr,
"argument error: amplitude must be between 0 and 128.\n"); "argument error: amplitude must be between 0 and 127.\n");
usage(); usage();
return EXIT_FAILURE; return EXIT_FAILURE;
} }