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fix: usage of sweep command

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TT 2019-09-28 13:05:27 +09:00
parent e636b4298a
commit c72abc7bb9
1 changed files with 7 additions and 2 deletions
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9
main.c
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@ -914,8 +914,7 @@ static void cmd_sweep(BaseSequentialStream *chp, int argc, char *argv[])
chprintf(chp, "%d %d %d\r\n", frequency0, frequency1, sweep_points); chprintf(chp, "%d %d %d\r\n", frequency0, frequency1, sweep_points);
return; return;
} else if (argc > 3) { } else if (argc > 3) {
chprintf(chp, "usage: sweep {start(Hz)} [stop] [points]\r\n"); goto usage;
return;
} }
if (argc >= 2) { if (argc >= 2) {
if (strcmp(argv[0], "start") == 0) { if (strcmp(argv[0], "start") == 0) {
@ -943,12 +942,18 @@ static void cmd_sweep(BaseSequentialStream *chp, int argc, char *argv[])
if (argc >= 1) { if (argc >= 1) {
int32_t value = atoi(argv[0]); int32_t value = atoi(argv[0]);
if (value == 0)
goto usage;
set_sweep_frequency(ST_START, value); set_sweep_frequency(ST_START, value);
} }
if (argc >= 2) { if (argc >= 2) {
int32_t value = atoi(argv[1]); int32_t value = atoi(argv[1]);
set_sweep_frequency(ST_STOP, value); set_sweep_frequency(ST_STOP, value);
} }
return;
usage:
chprintf(chp, "usage: sweep {start(Hz)} [stop(Hz)]\r\n");
chprintf(chp, "\tsweep {start|stop|center|span|cw} {freq(Hz)}\r\n");
} }