File content as of revision 0:e2b8246361bc:

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Command         Name                            Description

General commands
----------------
Command         Name                    Description

AT              Attention               Attention
ATI             Request Id              Request Identification
ATZ             Reset CPU               Reset the CPU
ATE0/1          Enable/Disable Echo     ATE0: disable, ATE1: enable
ATV0/1          Enable/Disable Verbose  ATV0: disable, ATV1: enable
AT&F            Reset Factory Defaults  Reset current configuration to factory defaults
AT&W            Save Configuration      Save configuration to flash memory
AT&V            Display Settings        Displays current settings and status
AT+IPR          Serial Baud Rate        Set serial baud rate, default: 115200 
AT+DIPR         Debug Baud Rate         Set debug serial baud rate, default: 115200 
AT+SMODE        Start Up Mode           0: AT command mode, 1: Serial data mode
AT+LOG          Debug Log Level         Enable/disable debug logging. (0: off, 1:Fatal - 6:Trace)

Network/Addressing commands
---------------------------

AT+FREQ         Frequency Band          Configured Frequency Band '868' or '915'
AT+FSB          Frequency Sub-band      Set the frequency sub-band for US 915, (0:ALL, 1-8)
AT+PN           Public Network          Enable/disable public network mode. (0: off, 1: on)
AT+DI           Device ID               Device EUI (unique, set at factory) (8 bytes)
AT+NA           Network Address         Network address (devAddr in LoraMac) (4 bytes)
AT+NSK          Network Session Key     Network session encryption key (16 bytes)
AT+DSK          Data Session Key        Data session encryption key (16 bytes)
AT+NK           Network Key             Configured network key/passphrase (App Key in LoraMac) ##  AT+NK=0,hex  AT+NK=1,passphrase (Net key = cmac(passphrase)) (16 bytes)
AT+NI           Network ID              Configured Network EUI/Name (App EUI in LoraMac) AT+NI=0,hex AT+NI=1,network_name  (Net ID = crc64(network_name)) (8 bytes)
AT+JOIN         Join Network            Join network (acquire network address and session keys)
AT+NJM          Network Join Mode       0: Manual configuration, 1: OTA Network Join, 2: Auto OTA Network Join on start up (default: 1)
AT+NJS          Network Join Status     0: Not joined, 1: Joined
AT+NLC          Network Link Check      Perform network link check, displays dBm above floor, number of gateways in range and optional packet payload if received
AT+LCC          Link Check Count        Set number of packets between each link check if ACK's are disabled
AT+ENC          AES Encryption          Enable/disable AES encryption (0: off, 1: on)
AT+RSSI         Signal Strength         Displays signal strength of received packets, last,min,max,avg
AT+SNR          Signal To Noise Ratio   Display signal to noise ratio received packets last,min,max,avg
AT+DP           Data Pending            Indicator of data in queue on server
AT+PING         Send Ping               Sends ping, displays RSSI and SNR from gateway on pong

Radio Configuration
-------------------

AT+TXDR         Tx Data Rate            Set the Tx data rate for all channels
AT+TXP          Tx Power                Set the Tx power for all channels
AT+TXF          Tx Frequency            Set Tx frequency
AT+TXI          Set Tx inverted         Set Tx signal inverted, (default:off)
AT+TXCH         Tx Channels             List Tx channel frequencies for sub-band
AT+RXDR         Rx Data Rate            Set the Rx data rate
AT+RXF          Rx Frequency            Set the Rx frequency for +RECV,+RECVC
AT+RXO          Rx Output               Set the Rx output type (0:hexadecimal, 1:binary)
AT+RXI          Set Rx inverted         Set Rx signal inverted, (default:on)
AT+FEC          Error Correction        Configure Forward Error Correction bytes (1 to 4)
AT+CRC          CRC Checking            Enable/disable CRC checking of received packets. (0: off, 1: on)
AT+ADR          Adaptive Data Rate      Enable/disable Adaptive Data Rate (0: off, 1: on)


Send/Receive
------------

AT+ACK          Require ACK             Enable to require send acknowledgement (0: off, N: number of retries until ACK recevied)
AT+SEND         Send Once               Sends supplied packet data one time and return response, (max:240 bytes)
AT+SENDH        Send Once High BW       Sends supplied packet data one time and return response using High Bandwidth channel, (max:240 bytes)
AT+SENDB        Send Binary             Sends supplied binary (hex) packet data one time and return response
AT+SENDI        Send Continuous         Sends supplied packet data on interval between sends, output any recevied packets (escape sequence: +++)
AT+RECV         Receive Once            Receive and display one packet, optional timeout in ms overrides configured Rx Timeout.
AT+RECVC        Receive Continuous      Continously receive and display packets, optional timeout in ms overrides configured Rx Timeout. (escape sequence: +++)
AT+TXN          Tx Next                 Get time in ms until next free channel

Serial data mode options
------------------------

AT+SD           Serial Data Mode        Reads serial data and sends Lora packets (escape sequence: +++)
AT+SDWI         Serial Wake Interval    Serial data wakeup interval to generate wake signal (seconds)
AT+SDWD         Serial Wake Delay       Time to wait for data after wakeup signal  (milliseconds)
AT+SDTO         Serial Receive Timeout  Read serial data until timeout (milliseconds)