cc1200: added nullrdc timing parameters to rf configuration file
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@ -1,3 +1,37 @@
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/*
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* Copyright (c) 2015, Weptech elektronik GmbH Germany
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* http://www.weptech.de
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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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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#include "cc1200-rf-cfg.h"
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#include "cc1200-const.h"
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@ -6,9 +40,9 @@
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*
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* 802.15.4g
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* =========
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* Table 86f: Frequency band identifier 4 (863-870 MHz)
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* Table 86g: Modulation scheme identifier 0 (Filtered FSK)
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* Table 86h: Mode #1 (50kbps)
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* Table 68f: Frequency band identifier 4 (863-870 MHz)
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* Table 68g: Modulation scheme identifier 0 (Filtered FSK)
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* Table 68h: Mode #1 (50kbps)
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*/
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/* Base frequency in kHz */
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@ -23,7 +57,36 @@
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#define RF_CFG_MAX_TXPOWER CC1200_CONST_TX_POWER_MAX
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/* The carrier sense level used for CCA in dBm */
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#define RF_CFG_CCA_THRESHOLD (-91)
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/*
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* ACK_WAIT_TIME is the time between sending a packet and detecting
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* an arbitrary incoming packet (hopefully an ACK).
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* An incoming packet is detected using either
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* - receiving_packet()
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* - pending_packet()
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* - channel_clear()
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* Let's assume we use receiving_packet() as the latest (reliable)
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* indication for an incoming packet. It returns 1 as soon as the sync word
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* is detected. We can then estimate this time (assuming an 802.15.4-2011 frame)
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* by:
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* - 1ms RX/TX turnarround (also FIFO read-out -> depends on packet length!)
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* + length of preamble (4 bytes)
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* + length of sync word (2 bytes)
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* -> let's use 2.5 ms for 50kbps
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*/
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#define NULLRDC_CONF_ACK_WAIT_TIME RTIMER_SECOND/400
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/*
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* NULLRDC_AFTER_ACK_DETECTED_WAIT_TIME is the time after an incoming
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* paket is detected (using the means described above) and the ACK is
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* available for read-out by the MAC layer (pending_packet(), read()).
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* If we assume that channel_clear() indicated the incoming packet, the maximum
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* time it takes for the ACK to be available calulates as following:
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* - length of preamble (4 bytes)
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* + length of ACK (3 bytes)
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* + length of CRC (2 bytes)
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* - 1ms safety margin
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* -> let's use 2.5 ms for 50kbps
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*/
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#define NULLRDC_CONF_AFTER_ACK_DETECTED_WAIT_TIME RTIMER_SECOND/400
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/*---------------------------------------------------------------------------*/
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static const char rf_cfg_descriptor[] = "802.15.4g 863-870MHz MR-FSK mode #1";
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/*---------------------------------------------------------------------------*/
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@ -215,22 +215,5 @@
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#define CC1200_SNIFFER 0
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#endif
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/*---------------------------------------------------------------------------*/
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/*
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* Wether to use USB for SNIFF mode or not
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*/
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#ifdef CC1200_CONF_SNIFFER_USB
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#define CC1200_SNIFFER_USB CC1200_CONF_SNIFFER_USB
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#else
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#define CC1200_SNIFFER_USB 0
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#endif
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/*---------------------------------------------------------------------------*/
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/*
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* Which UART to use for the Sniffer unless USB is used
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*/
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#ifdef CC1200_CONF_SNIFFER_UART
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#define CC1200_SNIFFER_UART CC1200_CONF_SNIFFER_UART
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#else
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#define CC1200_SNIFFER_UART 0
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#endif
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#endif /* CC1200_H_ */
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@ -535,9 +535,11 @@ calculate_freq(uint8_t channel);
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/* Update rf channel if possible, else postpone it (-> pollhandler). */
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static int
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set_channel(uint8_t channel);
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#if !CC1200_SNIFFER
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/* Check broadcast address. */
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static int
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is_broadcast_addr(uint8_t mode, uint8_t *addr);
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#endif /* CC1200_SNIFFER */
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/* Validate address and send ACK if requested. */
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static int
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addr_check_auto_ack(uint8_t *frame, uint16_t frame_len);
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@ -1480,6 +1482,34 @@ configure(void)
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single_write(CC1200_FREQ0, ((uint8_t *)&freq)[0]);
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single_write(CC1200_FREQ1, ((uint8_t *)&freq)[1]);
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single_write(CC1200_FREQ2, ((uint8_t *)&freq)[2]);
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printf("RF: Freq0 0x%02x\n", ((uint8_t *)&freq)[0]);
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printf("RF: Freq1 0x%02x\n", ((uint8_t *)&freq)[1]);
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printf("RF: Freq2 0x%02x\n", ((uint8_t *)&freq)[2]);
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#if (RF_TESTMODE == 1)
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single_write(CC1200_SYNC_CFG1, 0xE8);
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single_write(CC1200_PREAMBLE_CFG1, 0x00);
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single_write(CC1200_MDMCFG1, 0x46);
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single_write(CC1200_PKT_CFG0, 0x40);
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single_write(CC1200_FS_DIG1, 0x07);
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single_write(CC1200_FS_DIG0, 0xAA);
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single_write(CC1200_FS_DVC1, 0xFF);
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single_write(CC1200_FS_DVC0, 0x17);
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#endif
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#if (RF_TESTMODE == 2)
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single_write(CC1200_SYNC_CFG1, 0xE8);
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single_write(CC1200_PREAMBLE_CFG1, 0x00);
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single_write(CC1200_MDMCFG1, 0x06);
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single_write(CC1200_PA_CFG1, 0x3F);
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single_write(CC1200_MDMCFG2, 0x03);
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single_write(CC1200_FS_DIG1, 0x07);
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single_write(CC1200_FS_DIG0, 0xAA);
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single_write(CC1200_FS_DVC0, 0x17);
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single_write(CC1200_SERIAL_STATUS, 0x08);
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#endif
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strobe(CC1200_STX);
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while(1) {
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@ -2066,6 +2096,7 @@ set_channel(uint8_t channel)
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}
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/*---------------------------------------------------------------------------*/
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/* Check broadcast address. */
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#if !CC1200_SNIFFER
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static int
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is_broadcast_addr(uint8_t mode, uint8_t *addr)
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{
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@ -2081,6 +2112,7 @@ is_broadcast_addr(uint8_t mode, uint8_t *addr)
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return 1;
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}
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#endif /* CC12100_SNIFFER */
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/*---------------------------------------------------------------------------*/
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/* Validate address and send ACK if requested. */
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#if CC1200_SNIFFER
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@ -2103,7 +2135,7 @@ addr_check_auto_ack(uint8_t *frame, uint16_t frame_len)
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}
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}
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#else /* #if CC1200_SNIFFER */
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#else /* CC1200_SNIFFER */
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static int
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addr_check_auto_ack(uint8_t *frame, uint16_t frame_len)
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{
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return INVALID_FRAME;
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}
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#endif /* #if CC1200_SNIFFER */
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#endif /* CC1200_SNIFFER */
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/*---------------------------------------------------------------------------*/
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/*
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* The CC1200 interrupt handler: called by the hardware interrupt
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@ -2288,10 +2320,19 @@ cc1200_rx_interrupt(void)
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PHR_LEN);
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#endif
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if((payload_len < ACK_LEN) ||
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payload_len > CC1200_MAX_PAYLOAD_LEN) {
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/* Invalid payload length. Discard packet */
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WARNING("RF: Invalid payload length!\n");
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if(payload_len < ACK_LEN) {
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/* Packet to short. Discard it */
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WARNING("RF: Packet too short!\n");
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RIMESTATS_ADD(tooshort);
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rx_rx();
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RELEASE_SPI();
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return 0;
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}
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if(payload_len > CC1200_MAX_PAYLOAD_LEN) {
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/* Packet to long. Discard it */
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WARNING("RF: Packet to long!\n");
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RIMESTATS_ADD(toolong);
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rx_rx();
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RELEASE_SPI();
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return 0;
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