RSSI read fix (use ED register in AACK mode), add reduced power configuration for miniature mesh testing.
This commit is contained in:
dak664
parent
d14e8996ab
commit
880233a451
6 changed files with 83 additions and 27 deletions
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@ -715,9 +715,22 @@ ISR(RADIO_VECT)
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/* Buffer the frame and call rf230_interrupt to schedule poll for rf230 receive process */
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// if (rxframe.length) break; //toss packet if last one not processed yet
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if (rxframe.length) INTERRUPTDEBUG(42); else INTERRUPTDEBUG(12);
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#ifdef RF230_MIN_RX_POWER
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/* Discard packets weaker than the minimum if defined */
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#if RF230_CONF_AUTOACK
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if (hal_subregister_read(SR_ED_LEVEL) >= RF230_MIN_RX_POWER) {
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#else
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if (hal_subregister_read(SR_RSSI) >= RF230_MIN_RX_POWER) {
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#endif
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#endif
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hal_frame_read(&rxframe, NULL);
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rf230_interrupt();
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// trx_end_callback(isr_timestamp);
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#ifdef RF230_MIN_RX_POWER
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}
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#endif
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#if 0
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/* Enable reception of next packet */
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#if RF230_CONF_AUTOACK
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@ -28,7 +28,7 @@
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: rf230bb.c,v 1.12 2010/09/17 21:59:09 dak664 Exp $
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* @(#)$Id: rf230bb.c,v 1.13 2010/11/24 18:46:59 dak664 Exp $
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*/
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/*
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* This code is almost device independent and should be easy to port.
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@ -43,7 +43,7 @@
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#if defined(__AVR__)
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#include <avr/io.h>
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#include <util/delay.h>
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//#include <avr/pgmspace.h>
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#include <avr/pgmspace.h>
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#elif defined(__MSP430__)
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#include <io.h>
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#endif
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@ -578,8 +578,15 @@ rf230_init(void)
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/* Start the packet receive process */
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process_start(&rf230_process, NULL);
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/* Limit tx power for testing miniature Raven mesh */
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#ifdef RF230_MAX_TX_POWER
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set_txpower(RF230_MAX_TX_POWER); //0=3dbm 15=-17.2dbm
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#endif
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/* Leave radio in on state (?)*/
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on();
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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@ -977,6 +984,8 @@ PROCESS_THREAD(rf230_process, ev, data)
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packetbuf_clear();
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len = rf230_read(packetbuf_dataptr(), PACKETBUF_SIZE);
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// printf_P(PSTR("RSSI reads %x "),hal_subregister_read(SR_RSSI));
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// printf_P(PSTR("ED reads %d "),hal_subregister_read(SR_ED_LEVEL));
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rf230processflag=1;
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if(len > 0) {
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packetbuf_set_datalen(len);
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@ -1092,16 +1101,15 @@ if (RF230_receive_on) {
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PRINTF("checksum failed 0x%04x != 0x%04x\n",
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checksum, crc16_data(buf, len - AUX_LEN, 0));
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}
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if(footer[1] & FOOTER1_CRC_OK &&
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checksum == crc16_data(buf, len - AUX_LEN, 0)) {
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#else
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if (1) {
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// if(footer[1] & FOOTER1_CRC_OK) {
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#endif /* RF230_CONF_CHECKSUM */
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// rf230_last_rssi = footer[0];
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rf230_last_rssi = hal_subregister_read(SR_RSSI);
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// rf230_last_correlation = footer[1] & FOOTER1_CORRELATION;
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#if RF230_CONF_AUTOACK
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rf230_last_rssi = hal_subregister_read(SR_ED_LEVEL); //0-84 resolution 1 dB
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#else
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rf230_last_rssi = 3*hal_subregister_read(SR_RSSI); //0-28 resolution 3 dB
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#endif
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rf230_last_correlation = rxframe.lqi;
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packetbuf_set_attr(PACKETBUF_ATTR_RSSI, rf230_last_rssi);
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packetbuf_set_attr(PACKETBUF_ATTR_LINK_QUALITY, rf230_last_correlation);
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@ -1119,12 +1127,14 @@ if (RF230_receive_on) {
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packetbuf_set_attr(PACKETBUF_ATTR_TIMESTAMP, t.time);
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#endif /* RF230_CONF_TIMESTAMPS */
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#if RF230_CONF_CHECKSUM
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} else {
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DEBUGFLOW('X');
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PRINTF("bad crc");
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RIMESTATS_ADD(badcrc);
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len = AUX_LEN;
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}
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#endif
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/* Clean up in case of FIFO overflow! This happens for every full
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* length frame and is signaled by FIFOP = 1 and FIFO = 0.
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@ -1186,8 +1196,12 @@ rf230_get_raw_rssi(void)
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radio_was_off = 1;
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rf230_on();
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}
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rssi = (int)((signed char)hal_subregister_read(SR_RSSI));
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/* The energy detect register is used in extended mode (since RSSI will read 0) */
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#if RF230_CONF_AUTOACK
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rssi = hal_subregister_read(SR_ED_LEVEL); //0-84, resolution 1 dB
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#else
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rssi = 3*hal_subregister_read(SR_RSSI); //0-28, resolution 3 dB
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#endif
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if(radio_was_off) {
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rf230_off();
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@ -168,6 +168,16 @@
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#define UIP_CONF_TCP_SPLIT 1
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#if 0 /* RPL */
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/* Define these to reduce tx power and ignore weak rx packets for testing a miniature multihop network.
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* Leave undefined for full power and sensitivity.
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* tx=0 (3dbm, default) to 15 (-17.2dbm)
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* RF230_CONF_AUTOACK sets the extended mode using the energy-detect register with rx=0 (-91dBm) to 84 (-7dBm)
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* else the rssi register is used having range 0 (91dBm) to 28 (-10dBm)
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* For simplicity RF230_MIN_RX_POWER is based on the rssi value and multiplied by 3 when autoack is set.
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* On the RF230 a reduced rx power threshold will not prevent autoack if enabled and requested.
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*/
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#define RF230_MAX_TX_POWER 15
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#define RF230_MIN_RX_POWER 30
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#define UIP_CONF_ROUTER 1
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#define UIP_CONF_IPV6_RPL 1
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@ -215,6 +215,7 @@ void menu_print(void)
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#endif
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#if UIP_CONF_IPV6_RPL
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PRINTF_P(PSTR("* N RPL Neighbors *\n\r"));
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PRINTF_P(PSTR("* G RPL Global Repair *\n\r"));
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#endif
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PRINTF_P(PSTR("* e Energy Scan *\n\r"));
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#if USB_CONF_STORAGE
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@ -438,6 +439,7 @@ void menu_process(char c)
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break;
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#if UIP_CONF_IPV6_RPL
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#include "rpl.h"
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extern uip_ds6_nbr_t uip_ds6_nbr_cache[];
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extern uip_ds6_route_t uip_ds6_routing_table[];
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case 'N':
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@ -469,6 +471,10 @@ extern uip_ds6_route_t uip_ds6_routing_table[];
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PRINTF_P(PSTR("\n\r---------\n\r"));
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break;
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}
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case 'G':
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PRINTF_P(PSTR("Global repair returns %d\n\r"),rpl_repair_dag(rpl_get_dag(RPL_ANY_INSTANCE)));
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break;
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#endif
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case 'm':
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@ -510,9 +516,9 @@ extern uip_ds6_route_t uip_ds6_routing_table[];
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);
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#if RF230BB
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PRINTF_P(PSTR(" * Operates on channel %d\n\r"), rf230_get_channel());
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PRINTF_P(PSTR(" * TX Power Level: 0x%02X\n\r"), rf230_get_txpower());
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PRINTF_P(PSTR(" * Current RSSI: %ddB\n\r"), -91+3*(rf230_rssi()-1));
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PRINTF_P(PSTR(" * Last RSSI: %ddB\n\r"), -91+3*(rf230_last_rssi-1));
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PRINTF_P(PSTR(" * TX Power(0=3dBm, 15=-17.2dBm): %d\n\r"), rf230_get_txpower());
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PRINTF_P(PSTR(" * Current RSSI: %ddB\n\r"), -91+(rf230_rssi()-1));
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PRINTF_P(PSTR(" * Last RSSI: %ddB\n\r"), -91+(rf230_last_rssi-1));
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#else // RF230BB
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PRINTF_P(PSTR(" * Operates on channel %d\n\r"), radio_get_operating_channel());
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PRINTF_P(PSTR(" * TX Power Level: 0x%02X\n\r"), radio_get_tx_power_level());
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@ -631,7 +637,7 @@ extern uip_ds6_route_t uip_ds6_routing_table[];
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//No more serial port
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stdout = NULL;
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#if USB_CONF_RS232
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usb_stdout = NULL;
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// usb_stdout = NULL;
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#endif
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//RNDIS is over
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@ -643,6 +649,7 @@ extern uip_ds6_route_t uip_ds6_routing_table[];
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//Wait a few seconds
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for(i = 0; i < 50; i++)
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watchdog_periodic();
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_delay_ms(100);
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//Attach USB
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@ -62,7 +62,7 @@
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/* Mac address, RF channel, PANID from EEPROM settings manager */
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/* Generate random MAC address on first startup */
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/* Random number from radio clock skew or ADC noise */
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#define JACKDAW_CONF_USE_SETTINGS 1
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#define JACKDAW_CONF_USE_SETTINGS 0
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#define JACKDAW_CONF_RANDOM_MAC 0
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#define RNG_CONF_USE_RADIO_CLOCK 1
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//#define RNG_CONF_USE_ADC 1
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@ -73,15 +73,13 @@
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/* Maximum time interval (used for timers) */
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#define INFINITE_TIME 0xffff
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/* COM port to be used for SLIP connection */
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/* COM port to be used for SLIP connection (not implemented on jackdaw) */
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#define SLIP_PORT RS232_PORT_0
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/* Pre-allocated memory for loadable modules heap space (in bytes)*/
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#define MMEM_CONF_SIZE 256
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/* Use the following address for code received via the codeprop
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* facility
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*/
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/* Use the following address for code received via the codeprop facility */
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#define EEPROMFS_ADDR_CODEPROP 0x8000
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/* Use Atmel 'Route Under MAC', currently just in sniffer mode! */
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@ -212,7 +210,7 @@ extern void mac_log_802_15_4_rx(const uint8_t* buffer, size_t total_len);
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* The tx pad is the middle one behind the jackdaw leds.
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* RS232 output will work with or without enabling the USB serial port
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*/
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#define USB_CONF_RS232 0
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#define USB_CONF_RS232 1
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/* Disable mass storage enumeration for more program space */
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//#define USB_CONF_STORAGE 1 /* TODO: Mass storage is currently broken */
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@ -232,6 +230,7 @@ extern void mac_log_802_15_4_rx(const uint8_t* buffer, size_t total_len);
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#ifdef RF230BB
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#define SICSLOWPAN_CONF_CONVENTIONAL_MAC 1 //for barebones driver, sicslowpan calls radio->read function
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/* Nothing after this will work with the original RF230 combined radio/mac driver! */
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/* ************************************************************************** */
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//#pragma mark NETSTACK Settings
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/* ************************************************************************** */
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@ -297,6 +296,16 @@ or include the needed source files in /plaftorm/avr-ravenusb/Makefile.avr-ravenu
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buffer_length = uip_len - uip_l2_l3_icmp_hdr_len + UIP_LLH_LEN; //Add jackdaw ethernet header
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*/
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/* Define these to reduce tx power and ignore weak rx packets for testing a miniature multihop network.
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* Leave undefined for full power and sensitivity.
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* tx=0 (3dbm, default) to 15 (-17.2dbm)
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* RF230_CONF_AUTOACK sets the extended mode using the energy-detect register with rx=0 (-91dBm) to 84 (-7dBm)
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* else the rssi register is used having range 0 (91dBm) to 28 (-10dBm)
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* For simplicity RF230_MIN_RX_POWER is based on the rssi value and multiplied by 3 when autoack is set.
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* On the RF230 a reduced rx power threshold will not prevent autoack if enabled and requested.
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*/
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#define RF230_MAX_TX_POWER 15
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#define RF230_MIN_RX_POWER 30
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#define UIP_CONF_ROUTER 1
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#define RPL_CONF_STATS 0
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@ -315,8 +324,8 @@ or include the needed source files in /plaftorm/avr-ravenusb/Makefile.avr-ravenu
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#undef UIP_CONF_STATISTICS
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#define UIP_CONF_STATISTICS 0
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#define UIP_CONF_DS6_NBR_NBU 2
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#define UIP_CONF_DS6_ROUTE_NBU 2
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#define UIP_CONF_DS6_NBR_NBU 5
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#define UIP_CONF_DS6_ROUTE_NBU 5
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#define UIP_CONF_ND6_SEND_RA 0
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#define UIP_CONF_ND6_REACHABLE_TIME 600000
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@ -380,7 +380,10 @@ static void initialize(void) {
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);
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#if JACKDAW_CONF_USE_SETTINGS
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/* Allow radio code to overrite power for testing miniature Raven mesh */
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#ifndef RF230_MAX_TX_POWER
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rf230_set_txpower(settings_get_uint8(SETTINGS_KEY_TXPOWER,0));
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#endif
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#endif
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rimeaddr_set_node_addr(&tmp_addr);
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