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git://projects.qi-hardware.com/ben-wpan.git
synced 2024-12-23 04:08:58 +02:00
atrf-txrx: new option -r to select data rate
- atrf-txrx.c (set_rate, main): allow setting a non-standard high data rate on the AT86RF231 - atrf-txrx.c (usage, main): added option -r to select the data rate
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@ -125,6 +125,23 @@ static void set_channel(struct atrf_dsc *dsc, int channel)
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}
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static void set_rate(struct atrf_dsc *dsc, uint8_t rate)
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{
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if (!rate)
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return;
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switch (atrf_identify(dsc)) {
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case artf_at86rf230:
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fprintf(stderr, "AT86RF230 only supports 250 kbps\n");
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break;
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case artf_at86rf231:
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atrf_reg_write(dsc, REG_TRX_CTRL_2, rate);
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break;
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default:
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abort();
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}
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}
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static void set_power(struct atrf_dsc *dsc, double power, int crc)
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{
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const double *tx_pwr;
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@ -141,7 +158,7 @@ static void set_power(struct atrf_dsc *dsc, double power, int crc)
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default:
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abort();
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}
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for (n = 0; n != sizeof(tx_pwr_230)/sizeof(*tx_pwr_230)-1; n++)
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if (tx_pwr[n] <= power)
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break;
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@ -568,13 +585,14 @@ static void usage(const char *name)
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" wave in MHz: -2, -0.5, or +0.5\n"
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" command shell command to run while transmitting (default: wait for\n"
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" SIGINT instead)\n\n"
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" common options: [-c channel|-f freq] [-C mhz] [-o file] [-p power] "
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"[-t trim]\n"
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" common options: [-c channel|-f freq] [-C mhz] [-o file] [-p power]\n"
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" [-r rate] [-t trim]\n"
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" -c channel channel number, 11 to 26 (default %d)\n"
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" -C mhz output clock at 1, 2, 4, 8, or 16 MHz (default: off)\n"
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" -f freq frequency in MHz, 2405 to 2480 (default %d)\n"
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" -o file write received data to a file in pcap format\n"
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" -p power transmit power, -17.2 to 3.0 dBm (default %.1f)\n"
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" -r rate data rate, 250k, 500k, 1M, or 2M (default: 250k)\n"
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" -t trim trim capacitor, 0 to 15 (default 0)\n"
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, name, name, name, name,
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DEFAULT_CHANNEL, 2405+5*(DEFAULT_CHANNEL-11), DEFAULT_POWER);
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@ -592,6 +610,7 @@ int main(int argc, char *const *argv)
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} mode = mode_msg;
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int channel = DEFAULT_CHANNEL;
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double power = DEFAULT_POWER;
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uint8_t rate = OQPSK_DATA_RATE_250;
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int trim = 0, times = 1;
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uint8_t cont_tx = 0;
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double pause_s = 0;
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@ -602,7 +621,7 @@ int main(int argc, char *const *argv)
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const char *pcap_file = NULL;
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struct atrf_dsc *dsc;
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while ((c = getopt(argc, argv, "c:C:f:o:p:E:Pt:T:")) != EOF)
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while ((c = getopt(argc, argv, "c:C:f:o:p:r:E:Pt:T:")) != EOF)
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switch (c) {
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case 'c':
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channel = strtoul(optarg, &end, 0);
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@ -629,6 +648,18 @@ int main(int argc, char *const *argv)
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if (*end)
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usage(*argv);
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break;
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case 'r':
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if (!strcmp(optarg, "250k"))
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rate = OQPSK_DATA_RATE_250;
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else if (!strcmp(optarg, "500k"))
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rate = OQPSK_DATA_RATE_500;
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else if (!strcmp(optarg, "1M"))
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rate = OQPSK_DATA_RATE_1000;
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else if (!strcmp(optarg, "2M"))
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rate = OQPSK_DATA_RATE_2000;
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else
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usage(*argv);
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break;
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case 't':
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trim = strtoul(optarg, &end, 0);
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if (*end)
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@ -677,6 +708,7 @@ int main(int argc, char *const *argv)
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case 0:
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dsc = init_txrx(trim, clkm);
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set_channel(dsc, channel);
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set_rate(dsc, rate);
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switch (mode) {
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case mode_msg:
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receive(dsc, pcap_file);
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@ -716,6 +748,7 @@ int main(int argc, char *const *argv)
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case 1:
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dsc = init_txrx(trim, clkm);
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set_channel(dsc, channel);
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set_rate(dsc, rate);
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switch (mode) {
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case mode_msg:
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set_power(dsc, power, 1);
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