this is the working code for the xdot to read in serial from the pi and send it over LoRa
Diff: Mote.h
- Revision:
- 2:4569491293d7
- Parent:
- 0:d8b7d49a734c
- Child:
- 10:1e831990a669
--- a/Mote.h Thu Sep 22 15:06:54 2016 -0500 +++ b/Mote.h Thu Sep 22 16:29:07 2016 -0500 @@ -0,0 +1,262 @@ +/** __ ___ ____ _ ______ __ ____ __ ____ + * / |/ /_ __/ / /_(_)__/_ __/__ ____/ / / __/_ _____ / /____ __ _ ___ / _/__ ____ + * / /|_/ / // / / __/ /___// / / -_) __/ _ \ _\ \/ // (_-</ __/ -_) ' \(_-< _/ // _ \/ __/ __ + * /_/ /_/\_,_/_/\__/_/ /_/ \__/\__/_//_/ /___/\_, /___/\__/\__/_/_/_/___/ /___/_//_/\__/ /_/ + * Copyright (C) 2015 by Multi-Tech Systems /___/ + * + * + * @author Jason Reiss + * @date 10-31-2015 + * @brief lora::Mote provides a user level class that abstracts the complexity of the Mac layer + * + * @details + * + */ + +#ifndef __LORA_MOTE_H__ +#define __LORA_MOTE_H__ + +#include "rtos.h" +#include "MacEvents.h" +#include <vector> + +class SxRadio; +class SxRadio1272; + +namespace lora { + + class Mac; + class ChannelPlan; + + class MoteEvents: public MacEvents { + + /** + * Fired at end of TX + * @param dr datarate used for TX + */ + virtual void TxDone(uint8_t dr); + + /** + * Fired if TX timed out + */ + virtual void TxTimeout(void); + + /** + * Fired when JoinAccept message is received and MIC is validated + * @param payload received bytes + * @param size number of received bytes + * @param rssi of received packet + * @param snr of received packet + */ + virtual void JoinAccept(uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr); + + /** + * Fired when JoinAccept message is received and MIC is not valid + * @param payload received bytes + * @param size number of received bytes + * @param rssi of received packet + * @param snr of received packet + */ + virtual void JoinFailed(uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr); + + /** + * Fired when non duplicate packet is received and MIC is valid + * @param port of packet + * @param payload received bytes + * @param size number of received bytes + * @param rssi of received packet + * @param snr of received packet + * @param ctrl Downlink control field of packet + * @param slot rx window packet was received + * @param retries number of attempts before ack was received + */ + virtual void PacketRx(uint8_t port, uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr, lora::DownlinkControl ctrl, uint8_t slot, uint8_t retries = 0); + + /** + * Fired when radio has received a packet, packet is not validated + * @param payload received bytes + * @param size number of received bytes + * @param rssi of received packet + * @param snr of received packet + * @param ctrl Downlink control field of packet + * @param slot rx window packet was received + */ + virtual void RxDone(uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr, lora::DownlinkControl ctrl, uint8_t slot); + + /** + * Fired if rx window times out + * @param slot rx window that timed out + */ + virtual void RxTimeout(uint8_t slot); + + /** + * Fired if rx CRC error + * @param slot rx window that errored + */ + virtual void RxError(uint8_t slot); + + /** + * Fired if pong packet is received + * @param m_rssi of received packet at mote + * @param m_snr of received packet at mote + * @param s_rssi of received packet at server + * @param s_snr of received packet at server + */ + virtual void Pong(int16_t m_rssi, int8_t m_snr, int16_t s_rssi, int8_t s_snr); + + /** + * Fired if network link check answer is received + * @param m_rssi of received packet at mote + * @param m_snr of received packet at mote + * @param s_snr margin of received packet at server + * @param s_gateways number of gateways reporting the packet + */ + virtual void NetworkLinkCheck(int16_t m_rssi, int8_t m_snr, int8_t s_snr, uint8_t s_gateways); + + /** + * Callback to for device to measure the battery level and report to server + * @return battery level 0-255, 0 - external power, 1-254 level min-max, 255 device unable to measure battery + */ + virtual uint8_t MeasureBattery(); + + /** + * Fired when ack attempts are exhausted and RxTimeout or RxError occur + * @param retries number of attempts to resend the packet + */ + virtual void MissedAck(uint8_t retries); + }; + + class Mote { + public: + Mote(Settings* settings); + virtual ~Mote(); + + /** + * Indicator for network session join status + * @return true if joined to network + */ + bool Joined(); + + /** + * Send join request + * @return LORA_OK if request was sent + */ + uint8_t Join(); + + /** + * Send a packet + * @param port to send packet + * @param payload of packet + * @param size in bytes + * @return LORA_OK if successful + * @return LORA_MAX_PAYLOAD_EXCEEDED if payload size exceeds datarate maximum + * @return LORA_NO_CHANS_ENABLED if there is not an available channel that supports the current datarate + * @return LORA_LINK_BUSY if link was busy + * @return LORA_RADIO_BUSY if radio was busy + * @return LORA_BUFFER_FULL if mac commands filled the packet, client should resend the packet + */ + uint8_t Send(uint8_t port, const uint8_t* payload, uint8_t size); + + /** + * Configure the channel plan + * @param freqBand EU868, US915, AU915 + * @return LORA_OK + */ + uint8_t SetChannelPlan(uint8_t freqBand); + + /** + * Get the channel mask of currently enabled channels + * @return vector containing channel bit masks + */ + std::vector<uint16_t> GetChannelMask(); + + /** + * Set a 16 bit channel mask with index + * @param index of mask to set 0:0-15, 1:16-31 ... + * @param mask 16 bit mask of enabled channels + * @return true + */ + virtual uint8_t SetChannelMask(uint8_t index, uint16_t mask); + + /** + * Set the current channel group for hybrid operation 1-8 else 0 for 64 channel operation + * @param group 0-8 + */ + uint8_t SetChannelGroup(uint8_t group); + + /** + * Get the current channel group + * @return group 0-8 + */ + uint8_t GetChannelGroup(); + + /** + * Add a channel to the channel plan + * EU868 allows additional channels to be added + * Channels 0-2 are fixed default channels + * + * @param index of the channel + * @param frequency of the channel or 0 to remove channel + * @param range of datarates allowed by the channel + * @return LORA_OK if channel was added + */ + uint8_t AddChannel(uint8_t index, uint32_t frequency, lora::DatarateRange range); + + /** + * Set network mode + * Choose Public LoRaWAN mode or Private Multitech mode + * + * Public mode uses 0x34 sync word with 5/6 second join windows + * Private mode uses 0x12 sync word with 1/2 second join windows + * US915/AU915 Rx1 and Rx2 are fixed per Channel Group setting + * + * @param mode public or private + * @return LORA_OK + */ + uint8_t SetNetworkMode(uint8_t mode); + + /** + * Get a pointer to the mac layer + * @return Mac mac + */ + Mac* GetMac(); + + /** + * Get a pointer to the radio + * Can be used to read radio registers or get a random value based on RSSI + * + * @return SxRadio pointer + */ + SxRadio* GetRadio(); + + /** + * Get the current statistics for the device + * @return Statistics + */ + Statistics& GetStats(); + + /** + * Get time on air with current settings for provided payload bytes + * 13 overhead bytes will be added to payload + * @param bytes of payload data + * @return time-on-air in ms + */ + uint32_t GetTimeOnAir(uint8_t bytes); + + /** + * Call before setting device in sleep mode to place radio in sleep + */ + void Sleep(); + + protected: + SxRadio1272* _radio; + Settings* _settings; + Mac* _mac; + + private: + ChannelPlan* _plan; + MoteEvents _events; + }; + +} +#endif