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1) /* * Copyright (c) 2014-2016 IBM Corporation. * Copyright (c) 2017-2021 MCCI Corporation. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the nor the * names of its contributors may be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _lorabase_h_ #define _lorabase_h_ #ifdef __cplusplus extern "C"{ #endif // ================================================================================ // BEG: Keep in sync with lorabase.hpp // enum _cr_t { CR_4_5=0, CR_4_6, CR_4_7, CR_4_8 }; enum _sf_t { FSK=0, SF7, SF8, SF9, SF10, SF11, SF12, SFrfu }; enum _bw_t { BW125=0, BW250, BW500, BWrfu }; typedef u1_t cr_t; typedef u1_t sf_t; typedef u1_t bw_t; typedef u1_t dr_t; typedef u2_t rxsyms_t; // Radio parameter set (encodes SF/BW/CR/IH/NOCRC) // 2..0: Spreading factor // 4..3: bandwidth: 0 == 125kHz, 1 == 250 kHz, 2 == 500 kHz. 3 == reserved. // 6..5: coding rate: 0 == 4/5, 1 == 4/6, 2 == 4/7, 3 == 4/8 // 7: nocrc: 0 == with crc, 1 == without crc // 15..8: Implicit header control: 0 ==> none, 1..0xFF ==> length in bytes. typedef u2_t rps_t; TYPEDEF_xref2rps_t; enum { ILLEGAL_RPS = 0xFF }; // Global maximum frame length enum { STD_PREAMBLE_LEN = 8 }; enum { MAX_LEN_FRAME = LMIC_MAX_FRAME_LENGTH }; enum { LEN_DEVNONCE = 2 }; enum { LEN_ARTNONCE = 3 }; enum { LEN_NETID = 3 }; enum { DELAY_JACC1 = 5 }; // in secs enum { DELAY_DNW1 = 1 }; // in secs down window #1 enum { DELAY_EXTDNW2 = 1 }; // in secs enum { DELAY_JACC2 = DELAY_JACC1+(int)DELAY_EXTDNW2 }; // in secs enum { DELAY_DNW2 = DELAY_DNW1 +(int)DELAY_EXTDNW2 }; // in secs down window #1 enum { BCN_INTV_exp = 7 }; enum { BCN_INTV_sec = 1

2) // post conditions from this block: symbols used by general code that is not // ostensiblly region-specific. // DR_DFLTMIN must be defined as a suitable substititute value if we get a bogus DR // It is misnamed, it should be the maximum DR (which is the minimum SF) for // 125 kHz. // DR_PAGE is used only for a non-supported debug system, but should be defined. // CHNL_DNW2 is the channel to be used for RX2 // FREQ_DNW2 is the frequency to be used for RX2 // DR_DNW2 is the data-rate to be used for RX2 // // The Class B stuff is untested and definitely wrong in parts for LoRaWAN 1.02 // CHNL_PING is the channel to be used for pinging. // FREQ_PING is the default ping channel frequency // DR_PING is the data-rate to be used for pings. // CHNL_BCN is the channel to be used for the beacon (or perhaps the start chan) // FREQ_BCN is the frequency to be used for the beacon // DR_BCN is the datarate to be used for the beacon // AIRTIME_BCN is the airtime for the beacon #if defined(CFG_eu868) // ============================================== #include "lorabase_eu868.h" // per 2.1.3: not implemented #define LMIC_ENABLE_TxParamSetupReq 0 enum { DR_DFLTMIN = EU868_DR_SF7 }; // DR5 // DR_PAGE is a debugging parameter enum { DR_PAGE = DR_PAGE_EU868 }; //enum { CHNL_PING = 5 }; enum { FREQ_PING = EU868_F6 }; // default ping freq enum { DR_PING = EU868_DR_SF9 }; // default ping DR //enum { CHNL_DNW2 = 5 }; enum { FREQ_DNW2 = EU868_F6 }; enum { DR_DNW2 = EU868_DR_SF12 }; enum { CHNL_BCN = 5 }; enum { FREQ_BCN = EU868_F6 }; enum { DR_BCN = EU868_DR_SF9 }; enum { AIRTIME_BCN = 144384 }; // micros enum { LMIC_REGION_EIRP = EU868_LMIC_REGION_EIRP }; // region uses EIRP enum { // Beacon frame format EU SF9 OFF_BCN_NETID = 0, OFF_BCN_TIME = 3, OFF_BCN_CRC1 = 7, OFF_BCN_INFO = 8, OFF_BCN_LAT = 9, OFF_BCN_LON = 12, OFF_BCN_CRC2 = 15, LEN_BCN = 17 }; // for backwards compatibility. This must match _dr_eu868_t # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF12 = EU868_DR_SF12, DR_SF11 = EU868_DR_SF11, DR_SF10 = EU868_DR_SF10, DR_SF9 = EU868_DR_SF9, DR_SF8 = EU868_DR_SF8, DR_SF7 = EU868_DR_SF7, DR_SF7B = EU868_DR_SF7B, DR_FSK = EU868_DR_FSK, DR_NONE = EU868_DR_NONE }; # endif // LMIC_DR_LEGACY #elif defined(CFG_us915) // ========================================= #include "lorabase_us915.h" // per 2.2.3: not implemented #define LMIC_ENABLE_TxParamSetupReq 0 enum { DR_DFLTMIN = US915_DR_SF7 }; // DR5 // DR_PAGE is a debugging parameter; it must be defined but it has no use in arduino-lmic enum { DR_PAGE = DR_PAGE_US915 }; //enum { CHNL_PING = 0 }; // used only for default init of state (follows beacon - rotating) enum { FREQ_PING = US915_500kHz_DNFBASE + 0*US915_500kHz_DNFSTEP }; // default ping freq enum { DR_PING = US915_DR_SF10CR }; // default ping DR //enum { CHNL_DNW2 = 0 }; enum { FREQ_DNW2 = US915_500kHz_DNFBASE + 0*US915_500kHz_DNFSTEP }; enum { DR_DNW2 = US915_DR_SF12CR }; enum { CHNL_BCN = 0 }; // used only for default init of state (rotating beacon scheme) enum { DR_BCN = US915_DR_SF12CR }; // TODO(tmm@mcci.com): check this, as beacon DR was SF10 in IBM code. enum { AIRTIME_BCN = 72192 }; // micros enum { LMIC_REGION_EIRP = US915_LMIC_REGION_EIRP }; // region uses EIRP enum { // Beacon frame format US SF10 OFF_BCN_NETID = 0, OFF_BCN_TIME = 3, OFF_BCN_CRC1 = 7, OFF_BCN_INFO = 9, OFF_BCN_LAT = 10, OFF_BCN_LON = 13, OFF_BCN_RFU1 = 16, OFF_BCN_CRC2 = 17, LEN_BCN = 19 }; # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF10 = US915_DR_SF10, DR_SF9 = US915_DR_SF9, DR_SF8 = US915_DR_SF8, DR_SF7 = US915_DR_SF7, DR_SF8C = US915_DR_SF8C, DR_NONE = US915_DR_NONE, DR_SF12CR = US915_DR_SF12CR, DR_SF11CR = US915_DR_SF11CR, DR_SF10CR = US915_DR_SF10CR, DR_SF9CR = US915_DR_SF9CR, DR_SF8CR = US915_DR_SF8CR, DR_SF7CR = US915_DR_SF7CR }; # endif // LMIC_DR_LEGACY #elif defined(CFG_au915) // ========================================= #include "lorabase_au915.h" // per 2.5.3: must be implemented #define LMIC_ENABLE_TxParamSetupReq 1 enum { DR_DFLTMIN = AU915_DR_SF7 }; // DR5 // DR_PAGE is a debugging parameter; it must be defined but it has no use in arduino-lmic enum { DR_PAGE = DR_PAGE_AU915 }; //enum { CHNL_PING = 0 }; // used only for default init of state (follows beacon - rotating) enum { FREQ_PING = AU915_500kHz_DNFBASE + 0*AU915_500kHz_DNFSTEP }; // default ping freq enum { DR_PING = AU915_DR_SF10CR }; // default ping DR //enum { CHNL_DNW2 = 0 }; enum { FREQ_DNW2 = AU915_500kHz_DNFBASE + 0*AU915_500kHz_DNFSTEP }; enum { DR_DNW2 = AU915_DR_SF12CR }; // DR8 enum { CHNL_BCN = 0 }; // used only for default init of state (rotating beacon scheme) enum { DR_BCN = AU915_DR_SF10CR }; enum { AIRTIME_BCN = 72192 }; // micros ... TODO(tmm@mcci.com) check. enum { LMIC_REGION_EIRP = AU915_LMIC_REGION_EIRP }; // region uses EIRP

3) enum { // Beacon frame format AU DR10/SF10 500kHz OFF_BCN_NETID = 0, OFF_BCN_TIME = 3, OFF_BCN_CRC1 = 7, OFF_BCN_INFO = 9, OFF_BCN_LAT = 10, OFF_BCN_LON = 13, OFF_BCN_RFU1 = 16, OFF_BCN_CRC2 = 17, LEN_BCN = 19 }; # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF12 = AU915_DR_SF12, DR_SF11 = AU915_DR_SF11, DR_SF10 = AU915_DR_SF10, DR_SF9 = AU915_DR_SF9, DR_SF8 = AU915_DR_SF8, DR_SF7 = AU915_DR_SF7, DR_SF8C = AU915_DR_SF8C, DR_NONE = AU915_DR_NONE, DR_SF12CR = AU915_DR_SF12CR, DR_SF11CR = AU915_DR_SF11CR, DR_SF10CR = AU915_DR_SF10CR, DR_SF9CR = AU915_DR_SF9CR, DR_SF8CR = AU915_DR_SF8CR, DR_SF7CR = AU915_DR_SF7CR }; # endif // LMIC_DR_LEGACY #elif defined(CFG_as923) // ============================================== #include "lorabase_as923.h" // per 2.7.3: must be implemented #define LMIC_ENABLE_TxParamSetupReq 1 enum { DR_DFLTMIN = AS923_DR_SF10 }; // DR2 // DR_PAGE is a debugging parameter enum { DR_PAGE = DR_PAGE_AS923 }; enum { FREQ_PING = AS923_F2 }; // default ping freq enum { DR_PING = AS923_DR_SF9 }; // default ping DR: DR3 enum { FREQ_DNW2 = AS923_FDOWN }; enum { DR_DNW2 = AS923_DR_SF10 }; enum { CHNL_BCN = 5 }; enum { FREQ_BCN = AS923_FBCN }; enum { DR_BCN = AS923_DR_SF9 }; enum { AIRTIME_BCN = 144384 }; // micros enum { LMIC_REGION_EIRP = AS923_LMIC_REGION_EIRP }; // region uses EIRP enum { // Beacon frame format AS SF9 OFF_BCN_NETID = 0, OFF_BCN_TIME = 2, OFF_BCN_CRC1 = 6, OFF_BCN_INFO = 8, OFF_BCN_LAT = 9, OFF_BCN_LON = 12, OFF_BCN_CRC2 = 15, LEN_BCN = 17 }; # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF12 = AS923_DR_SF12, DR_SF11 = AS923_DR_SF11, DR_SF10 = AS923_DR_SF10, DR_SF9 = AS923_DR_SF9, DR_SF8 = AS923_DR_SF8, DR_SF7 = AS923_DR_SF7, DR_SF7B = AS923_DR_SF7B, DR_FSK = AS923_DR_FSK, DR_NONE = AS923_DR_NONE }; # endif // LMIC_DR_LEGACY #elif defined(CFG_kr920) // ============================================== #include "lorabase_kr920.h" // per 2.8.3 (1.0.3 2.9.3): is not implemented #define LMIC_ENABLE_TxParamSetupReq 0 enum { DR_DFLTMIN = KR920_DR_SF12 }; // DR2 // DR_PAGE is a debugging parameter enum { DR_PAGE = DR_PAGE_KR920 }; enum { FREQ_PING = KR920_FBCN }; // default ping freq enum { DR_PING = KR920_DR_SF9 }; // default ping DR: DR3 enum { FREQ_DNW2 = KR920_FDOWN }; enum { DR_DNW2 = KR920_DR_SF12 }; enum { CHNL_BCN = 11 }; enum { FREQ_BCN = KR920_FBCN }; enum { DR_BCN = KR920_DR_SF9 }; enum { AIRTIME_BCN = 144384 }; // micros enum { LMIC_REGION_EIRP = KR920_LMIC_REGION_EIRP }; // region uses EIRP enum { // Beacon frame format KR SF9 OFF_BCN_NETID = 0, OFF_BCN_TIME = 2, OFF_BCN_CRC1 = 6, OFF_BCN_INFO = 8, OFF_BCN_LAT = 9, OFF_BCN_LON = 12, OFF_BCN_CRC2 = 15, LEN_BCN = 17 }; # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF12 = KR920_DR_SF12, DR_SF11 = KR920_DR_SF11, DR_SF10 = KR920_DR_SF10, DR_SF9 = KR920_DR_SF9, DR_SF8 = KR920_DR_SF8, DR_SF7 = KR920_DR_SF7, DR_NONE = KR920_DR_NONE }; # endif // LMIC_DR_LEGACY #elif defined(CFG_in866) // ============================================== #include "lorabase_in866.h" // per 2.9.3: not implemented #define LMIC_ENABLE_TxParamSetupReq 0 enum { DR_DFLTMIN = IN866_DR_SF7 }; // DR5 enum { DR_PAGE = DR_PAGE_IN866 }; // DR_PAGE is a debugging parameter enum { FREQ_PING = IN866_FB }; // default ping freq enum { DR_PING = IN866_DR_SF8 }; // default ping DR enum { FREQ_DNW2 = IN866_FB }; enum { DR_DNW2 = IN866_DR_SF10 }; enum { CHNL_BCN = 5 }; enum { FREQ_BCN = IN866_FB }; enum { DR_BCN = IN866_DR_SF8 }; enum { AIRTIME_BCN = 144384 }; // micros enum { LMIC_REGION_EIRP = IN866_LMIC_REGION_EIRP }; // region uses EIRP

4) enum { // Beacon frame format IN SF9 OFF_BCN_NETID = 0, OFF_BCN_TIME = 1, OFF_BCN_CRC1 = 5, OFF_BCN_INFO = 7, OFF_BCN_LAT = 8, OFF_BCN_LON = 11, OFF_BCN_CRC2 = 17, LEN_BCN = 19 }; # if LMIC_DR_LEGACY enum _dr_configured_t { DR_SF12 = IN866_DR_SF12, // DR0 DR_SF11 = IN866_DR_SF11, // DR1 DR_SF10 = IN866_DR_SF10, // DR2 DR_SF9 = IN866_DR_SF9, // DR3 DR_SF8 = IN866_DR_SF8, // DR4 DR_SF7 = IN866_DR_SF7, // DR5 DR_FSK = IN866_DR_FSK, // DR7 DR_NONE = IN866_DR_NONE }; # endif // LMIC_DR_LEGACY #else # error Unsupported configuration setting #endif // =================================================== enum { // Join Request frame format OFF_JR_HDR = 0, OFF_JR_ARTEUI = 1, OFF_JR_DEVEUI = 9, OFF_JR_DEVNONCE = 17, OFF_JR_MIC = 19, LEN_JR = 23 }; enum { // Join Accept frame format OFF_JA_HDR = 0, OFF_JA_ARTNONCE = 1, OFF_JA_NETID = 4, OFF_JA_DEVADDR = 7, OFF_JA_RFU = 11, OFF_JA_DLSET = 11, OFF_JA_RXDLY = 12, OFF_CFLIST = 13, LEN_JA = 17, LEN_JAEXT = 17+16 }; enum { // JoinAccept CFList types LORAWAN_JoinAccept_CFListType_FREQUENCIES = 0, ///< the CFList contains 5 frequencies LORAWAN_JoinAccept_CFListType_MASK = 1, ///< the CFList contains channel-mask data }; enum { // Data frame format OFF_DAT_HDR = 0, OFF_DAT_ADDR = 1, OFF_DAT_FCT = 5, OFF_DAT_SEQNO = 6, OFF_DAT_OPTS = 8, }; enum { MAX_LEN_PAYLOAD = MAX_LEN_FRAME-(int)OFF_DAT_OPTS-4 }; enum { // Bitfields in frame format octet HDR_FTYPE = 0xE0, HDR_RFU = 0x1C, HDR_MAJOR = 0x03 }; enum { HDR_FTYPE_DNFLAG = 0x20 }; // flags DN frame except for HDR_FTYPE_PROP enum { // Values of frame type bit field HDR_FTYPE_JREQ = 0x00, HDR_FTYPE_JACC = 0x20, HDR_FTYPE_DAUP = 0x40, // data (unconfirmed) up HDR_FTYPE_DADN = 0x60, // data (unconfirmed) dn HDR_FTYPE_DCUP = 0x80, // data confirmed up HDR_FTYPE_DCDN = 0xA0, // data confirmed dn HDR_FTYPE_PROP = 0xE0 }; enum { HDR_MAJOR_V1 = 0x00, }; enum { // Bitfields in frame control octet FCT_ADREN = 0x80, FCT_ADRACKReq = 0x40, FCT_ACK = 0x20, FCT_MORE = 0x10, // also in DN direction: Class B indicator FCT_OPTLEN = 0x0F, }; enum { // In UP direction: signals class B enabled FCT_CLASSB = FCT_MORE }; enum { LWAN_FCtrl_FOptsLen_MAX = 0x0Fu, // maximum size of embedded MAC commands }; enum { NWKID_MASK = (int)0xFE000000, NWKID_BITS = 7 }; // MAC uplink commands downwlink too enum { // Class A MCMD_LinkCheckReq = 0x02, // - MCMD_LinkADRAns = 0x03, // u1:7-3:RFU, 3/2/1: pow/DR/Ch ACK MCMD_DutyCycleAns = 0x04, // - MCMD_RXParamSetupAns = 0x05, // u1:7-2:RFU 1/0:datarate/channel ack MCMD_DevStatusAns = 0x06, // u1:battery 0,1-254,255=?, u1:7-6:RFU,5-0:margin(-32..31) MCMD_NewChannelAns = 0x07, // u1: 7-2=RFU, 1/0:DR/freq ACK MCMD_RXTimingSetupAns = 0x08, // - MCMD_TxParamSetupAns = 0x09, // - MCMD_DlChannelAns = 0x0A, // u1: [7-2]:RFU 1:exists 0:OK MCMD_DeviceTimeReq = 0x0D, // - // Class B MCMD_PingSlotInfoReq = 0x10, // u1: 7=RFU, 6-4:interval, 3-0:datarate MCMD_PingSlotChannelAns = 0x11, // u1: 7-1:RFU, 0:freq ok MCMD_BeaconInfoReq = 0x12, // - (DEPRECATED) MCMD_BeaconFreqAns = 0x13, // u1: 7-1:RFU, 0:freq ok };

5) // MAC downlink commands enum { // Class A MCMD_LinkCheckAns = 0x02, // u1:margin 0-254,255=unknown margin / u1:gwcnt LinkCheckReq MCMD_LinkADRReq = 0x03, // u1:DR/TXPow, u2:chmask, u1:chpage/repeat MCMD_DutyCycleReq = 0x04, // u1:255 dead [7-4]:RFU, [3-0]:cap 2^-k MCMD_RXParamSetupReq = 0x05, // u1:7-4:RFU/3-0:datarate, u3:freq MCMD_DevStatusReq = 0x06, // - MCMD_NewChannelReq = 0x07, // u1:chidx, u3:freq, u1:DRrange MCMD_RXTimingSetupReq = 0x08, // u1: [7-4]:RFU [3-0]: Delay 1-15s (0 => 1) MCMD_TxParamSetupReq = 0x09, // u1: [7-6]:RFU [5:4]: dl dwell/ul dwell [3:0] max EIRP MCMD_DlChannelReq = 0x0A, // u1: channel, u3: frequency MCMD_DeviceTimeAns = 0x0D, // u4: seconds since epoch, u1: fractional second // Class B MCMD_PingSlotInfoAns = 0x10, // - MCMD_PingSlotChannelReq = 0x11, // u3: freq, u1:dr [7-4]:RFU [3:0]:datarate MCMD_BeaconTimingAns = 0x12, // u2: delay(in TUNIT millis), u1:channel (DEPRECATED) MCMD_BeaconFreqReq = 0x13, // u3: freq }; enum { MCMD_BeaconTimingAns_TUNIT = 30 // time unit of delay value in millis }; enum { MCMD_LinkADRAns_RFU = 0xF8, // RFU bits MCMD_LinkADRAns_PowerACK = 0x04, // 0=not supported power level MCMD_LinkADRAns_DataRateACK = 0x02, // 0=unknown data rate MCMD_LinkADRAns_ChannelACK = 0x01, // 0=unknown channel enabled }; enum { MCMD_RXParamSetupAns_RFU = 0xF8, // RFU bits MCMD_RXParamSetupAns_RX1DrOffsetAck = 0x04, // 0=dr2 not allowed MCMD_RXParamSetupAns_RX2DataRateACK = 0x02, // 0=unknown data rate MCMD_RXParamSetupAns_ChannelACK = 0x01, // 0=unknown channel enabled }; enum { MCMD_NewChannelAns_RFU = 0xFC, // RFU bits MCMD_NewChannelAns_DataRateACK = 0x02, // 0=unknown data rate MCMD_NewChannelAns_ChannelACK = 0x01, // 0=rejected channel frequency }; enum { MCMD_RXTimingSetupReq_RFU = 0xF0, // RFU bits MCMD_RXTimingSetupReq_Delay = 0x0F, // delay in secs, 1..15; 0 is mapped to 1. }; enum { MCMD_DlChannelAns_RFU = 0xFC, // RFU bits MCMD_DlChannelAns_FreqACK = 0x02, // 0 = uplink frequency not defined for this channel MCMD_DlChannelAns_ChannelACK = 0x01, // 0 = rejected channel freq }; enum { MCMD_PingSlotFreqAns_RFU = 0xFC, MCMD_PingSlotFreqAns_DataRateACK = 0x02, MCMD_PingSlotFreqAns_ChannelACK = 0x01, }; enum { MCMD_DEVS_EXT_POWER = 0x00, // external power supply MCMD_DEVS_BATT_MIN = 0x01, // min battery value MCMD_DEVS_BATT_MAX = 0xFE, // max battery value MCMD_DEVS_BATT_NOINFO = 0xFF, // unknown battery level }; // Bit fields byte#3 of MCMD_LinkADRReq payload enum { MCMD_LinkADRReq_Redundancy_RFU = 0x80, MCMD_LinkADRReq_Redundancy_ChMaskCntl_MASK= 0x70, MCMD_LinkADRReq_Redundancy_NbTrans_MASK = 0x0F, MCMD_LinkADRReq_ChMaskCntl_EULIKE_DIRECT = 0x00, // direct masking for EU MCMD_LinkADRReq_ChMaskCntl_EULIKE_ALL_ON = 0x60, // EU: enable everything. MCMD_LinkADRReq_ChMaskCntl_USLIKE_500K = 0x40, // mask is for the 8 us-like 500 kHz channels MCMD_LinkADRReq_ChMaskCntl_USLIKE_SPECIAL = 0x50, // first special for us-like MCMD_LinkADRReq_ChMaskCntl_USLIKE_BANK = 0x50, // special: bits are banks. MCMD_LinkADRReq_ChMaskCntl_USLIKE_125ON = 0x60, // special channel page enable, bits applied to 64..71 MCMD_LinkADRReq_ChMaskCntl_USLIKE_125OFF = 0x70, // special channel page: disble 125K, bits apply to 64..71 MCMD_LinkADRReq_ChMaskCntl_CN470_ALL_ON = 0x60, // turn all on for China. };

You can use repeaters

@@sairamsanthoshp Hello sam, you know how can i have +100 lora devices conected to a single gateway?

Thanks 😊

It’s in the description

Lora is mainly intended for IoT device to send small packet of data

@@sanajyvinai2736 Yes but I'm not asking how to use lora to fit my purpose I'm asking if there's any way to do so.

kusumanchi ashish if ur using gateway u can’t transmit data there is a limit per day

@@joblessguy987 you can use air fibre antenna

It is possible and it is planning. More details are available here lacuna.space/the-things-network-to-provide-lorawan-satellite-connectivity-for-evaluation-in-2020/

@VV RN you are poor! hahaha! LoL !

@@ADDOTCOM poor like me also want to build one 😌.

Like wireless LAN...? Is it possible..?

@@prarthitjoshi7031 you can transmit whatever you want at 2.4kbps

@@RakshithPrakash omg....why so much less speed..??

@@prarthitjoshi7031 transfer data in mhz not ghz

Having multi channel gateway around 13k.

Might be indoor gateway. For public use outdoor is needed. But for own use indoor might be ok. Thanks for the reply. If you have seen someother outdoor multi GW do share the link or site name. Tx again

Me too 😍😍😍

Are you done Lora project

LoRaWAN gateway has built in wifi

I wanted to use this as router can we use it

@@techiesms i wanted to use this as router can i use

You can check out the price of this kit on other platforms like amazon etc By comparing them I told it’s a reasonable price

The gateway itself costs around 7-9k

@@techiesms oh ok i will check nd reply Thank you

@@techiesms Fine then It is fine then actually it is reasonable , I agree

Can you give me some links from where I can purchase these antennas in India

@@techiesms they available on Amazon and AliExpress or even mouser electronics (just make sure everything is 868Mhz only) For Gateway - glass fiber antenna of above 3dbi (868Mhz)m.aliexpress.com/item/33028205416.html?spm=a2g0n.productlist.0.0.55ec1af5OT1ozc&browser_id=7e4ebd09e0fb493d91b3e02dcabd998d&aff_trace_key=&aff_platform=msite&m_page_id=upomfddf1ccabdxk17505262852236ef36401c95a9&gclid=&_imgsrc_=ae01.alicdn.com%2Fkf%2FH50382b4ffa1f49f9a03d328173980327e.jpg_640x640Q90.jpg_.webp For sensor nodes - helical antenna of minimum 3dbi(868Mhz)m.aliexpress.com/item/4001036512505.html?spm=a2g0n.productlist.0.0.572a43dezcH5gy&browser_id=7e4ebd09e0fb493d91b3e02dcabd998d&aff_trace_key=&aff_platform=msite&m_page_id=1750524b36af4dcb86723ad1c194fc1837081312ea&gclid=&_imgsrc_=ae01.alicdn.com%2Fkf%2FHa76ef7b3b1574917b7979582cd00ca63Y.jpg_640x640Q90.jpg_.webp