Cleaned up whitespace
This commit is contained in:
Mark Qvist
parent
a683e2df4d
commit
02525cee55
@ -7,13 +7,15 @@ from RNode import RNodeInterface
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# We'll also define which serial port the
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# RNode is attached to.
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serialPort = "/dev/ttyUSB0"
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# TODO: Remove
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serialPort = "/dev/tty.usbserial-DN03E0FQ"
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# This function gets called every time a
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# packet is received
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def gotPacket(data, rnode):
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print "Received a packet: "+data
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print "RSSI: "+str(rnode.r_stat_rssi)+" dBm"
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print "SNR: "+str(rnode.r_stat_snr)+" dB"
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print("Received a packet: "+data)
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print("RSSI: "+str(rnode.r_stat_rssi)+" dBm")
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print("SNR: "+str(rnode.r_stat_snr)+" dB")
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# Create an RNode instance. This configures
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# and powers up the radio.
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@ -30,10 +32,10 @@ rnode = RNodeInterface(
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# Enter a loop waiting for user input.
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try:
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print "Waiting for packets, hit enter to send a packet, Ctrl-C to exit"
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print("Waiting for packets, hit enter to send a packet, Ctrl-C to exit")
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while True:
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raw_input()
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input()
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rnode.send("Hello World!")
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except KeyboardInterrupt as e:
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print ""
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print("")
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exit()
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@ -1,4 +1,3 @@
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from __future__ import print_function
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from time import sleep
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import sys
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import serial
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@ -7,499 +6,498 @@ import time
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import math
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class KISS():
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FEND = chr(0xC0)
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FESC = chr(0xDB)
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TFEND = chr(0xDC)
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TFESC = chr(0xDD)
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FEND = 0xC0
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FESC = 0xDB
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TFEND = 0xDC
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TFESC = 0xDD
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CMD_UNKNOWN = 0xFE
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CMD_DATA = 0x00
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CMD_FREQUENCY = 0x01
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CMD_BANDWIDTH = 0x02
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CMD_TXPOWER = 0x03
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CMD_SF = 0x04
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CMD_CR = 0x05
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CMD_RADIO_STATE = 0x06
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CMD_RADIO_LOCK = 0x07
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CMD_DETECT = 0x08
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CMD_PROMISC = 0x0E
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CMD_READY = 0x0F
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CMD_STAT_RX = 0x21
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CMD_STAT_TX = 0x22
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CMD_STAT_RSSI = 0x23
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CMD_STAT_SNR = 0x24
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CMD_BLINK = 0x30
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CMD_RANDOM = 0x40
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CMD_FW_VERSION = 0x50
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CMD_ROM_READ = 0x51
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CMD_UNKNOWN = chr(0xFE)
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CMD_DATA = chr(0x00)
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CMD_FREQUENCY = chr(0x01)
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CMD_BANDWIDTH = chr(0x02)
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CMD_TXPOWER = chr(0x03)
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CMD_SF = chr(0x04)
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CMD_CR = chr(0x05)
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CMD_RADIO_STATE = chr(0x06)
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CMD_RADIO_LOCK = chr(0x07)
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CMD_DETECT = chr(0x08)
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CMD_PROMISC = chr(0x0E)
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CMD_READY = chr(0x0F)
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CMD_STAT_RX = chr(0x21)
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CMD_STAT_TX = chr(0x22)
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CMD_STAT_RSSI = chr(0x23)
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CMD_STAT_SNR = chr(0x24)
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CMD_BLINK = chr(0x30)
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CMD_RANDOM = chr(0x40)
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CMD_FW_VERSION = chr(0x50)
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CMD_ROM_READ = chr(0x51)
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DETECT_REQ = 0x73
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DETECT_RESP = 0x46
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DETECT_REQ = chr(0x73)
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DETECT_RESP = chr(0x46)
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RADIO_STATE_OFF = 0x00
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RADIO_STATE_ON = 0x01
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RADIO_STATE_ASK = 0xFF
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RADIO_STATE_OFF = chr(0x00)
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RADIO_STATE_ON = chr(0x01)
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RADIO_STATE_ASK = chr(0xFF)
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CMD_ERROR = chr0x90
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ERROR_INITRADIO = chr0x01
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ERROR_TXFAILED = chr0x02
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ERROR_EEPROM_LOCKED = chr0x03
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CMD_ERROR = chr(0x90)
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ERROR_INITRADIO = chr(0x01)
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ERROR_TXFAILED = chr(0x02)
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ERROR_EEPROM_LOCKED = chr(0x03)
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@staticmethod
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def escape(data):
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data = data.replace(chr(0xdb), chr(0xdb)+chr(0xdd))
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data = data.replace(chr(0xc0), chr(0xdb)+chr(0xdc))
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return data
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@staticmethod
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def escape(data):
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data = data.replace(bytes([0xdb]), bytes([0xdb, 0xdd]))
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data = data.replace(bytes([0xc0]), bytes([0xdb, 0xdc]))
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return data
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class RNodeInterface():
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MTU = 500
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MAX_CHUNK = 32768
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FREQ_MIN = 137000000
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FREQ_MAX = 1020000000
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MTU = 500
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MAX_CHUNK = 32768
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FREQ_MIN = 137000000
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FREQ_MAX = 1020000000
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LOG_CRITICAL = 0
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LOG_ERROR = 1
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LOG_WARNING = 2
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LOG_NOTICE = 3
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LOG_INFO = 4
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LOG_VERBOSE = 5
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LOG_DEBUG = 6
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LOG_EXTREME = 7
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LOG_CRITICAL = 0
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LOG_ERROR = 1
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LOG_WARNING = 2
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LOG_NOTICE = 3
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LOG_INFO = 4
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LOG_VERBOSE = 5
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LOG_DEBUG = 6
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LOG_EXTREME = 7
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RSSI_OFFSET = 157
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SNR_OFFSET = 128
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RSSI_OFFSET = 157
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SNR_OFFSET = 128
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def __init__(self, callback, name, port, frequency = None, bandwidth = None, txpower = None, sf = None, cr = None, loglevel = -1, flow_control = True):
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self.serial = None
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self.loglevel = loglevel
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self.callback = callback
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self.name = name
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self.port = port
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self.speed = 115200
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self.databits = 8
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self.parity = serial.PARITY_NONE
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self.stopbits = 1
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self.timeout = 100
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self.online = False
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def __init__(self, callback, name, port, frequency = None, bandwidth = None, txpower = None, sf = None, cr = None, loglevel = -1, flow_control = True):
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self.serial = None
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self.loglevel = loglevel
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self.callback = callback
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self.name = name
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self.port = port
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self.speed = 115200
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self.databits = 8
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self.parity = serial.PARITY_NONE
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self.stopbits = 1
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self.timeout = 100
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self.online = False
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self.frequency = frequency
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self.bandwidth = bandwidth
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self.txpower = txpower
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self.sf = sf
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self.cr = cr
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self.state = KISS.RADIO_STATE_OFF
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self.bitrate = 0
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self.frequency = frequency
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self.bandwidth = bandwidth
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self.txpower = txpower
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self.sf = sf
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self.cr = cr
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self.state = KISS.RADIO_STATE_OFF
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self.bitrate = 0
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self.r_frequency = None
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self.r_bandwidth = None
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self.r_txpower = None
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self.r_sf = None
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self.r_cr = None
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self.r_state = None
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self.r_lock = None
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self.r_stat_rx = None
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self.r_stat_tx = None
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self.r_stat_rssi = None
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self.r_stat_snr = None
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self.r_random = None
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self.r_frequency = None
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self.r_bandwidth = None
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self.r_txpower = None
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self.r_sf = None
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self.r_cr = None
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self.r_state = None
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self.r_lock = None
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self.r_stat_rx = None
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self.r_stat_tx = None
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self.r_stat_rssi = None
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self.r_stat_snr = None
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self.r_random = None
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self.packet_queue = []
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self.flow_control = flow_control
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self.interface_ready = False
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self.packet_queue = []
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self.flow_control = flow_control
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self.interface_ready = False
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self.validcfg = True
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if (self.frequency < RNodeInterface.FREQ_MIN or self.frequency > RNodeInterface.FREQ_MAX):
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self.log("Invalid frequency configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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self.validcfg = True
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if (self.frequency < RNodeInterface.FREQ_MIN or self.frequency > RNodeInterface.FREQ_MAX):
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self.log("Invalid frequency configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.txpower < 0 or self.txpower > 17):
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self.log("Invalid TX power configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.txpower < 0 or self.txpower > 17):
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self.log("Invalid TX power configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.bandwidth < 7800 or self.bandwidth > 500000):
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self.log("Invalid bandwidth configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.bandwidth < 7800 or self.bandwidth > 500000):
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self.log("Invalid bandwidth configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.sf < 7 or self.sf > 12):
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self.log("Invalid spreading factor configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (self.sf < 7 or self.sf > 12):
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self.log("Invalid spreading factor configured for "+str(self), RNodeInterface.LOG_ERROR)
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self.validcfg = False
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if (not self.validcfg):
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raise ValueError("The configuration for "+str(self)+" contains errors, interface is offline")
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if (not self.validcfg):
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raise ValueError("The configuration for "+str(self)+" contains errors, interface is offline")
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try:
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self.log("Opening serial port "+self.port+"...")
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self.serial = serial.Serial(
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port = self.port,
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baudrate = self.speed,
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bytesize = self.databits,
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parity = self.parity,
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stopbits = self.stopbits,
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xonxoff = False,
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rtscts = False,
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timeout = 0,
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inter_byte_timeout = None,
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write_timeout = None,
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dsrdtr = False,
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)
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except Exception as e:
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self.log("Could not open serial port for interface "+str(self), RNodeInterface.LOG_ERROR)
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raise e
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try:
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self.log("Opening serial port "+self.port+"...")
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self.serial = serial.Serial(
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port = self.port,
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baudrate = self.speed,
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bytesize = self.databits,
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parity = self.parity,
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stopbits = self.stopbits,
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xonxoff = False,
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rtscts = False,
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timeout = 0,
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inter_byte_timeout = None,
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write_timeout = None,
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dsrdtr = False,
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)
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except Exception as e:
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self.log("Could not open serial port for interface "+str(self), RNodeInterface.LOG_ERROR)
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raise e
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if self.serial.is_open:
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sleep(2.0)
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thread = threading.Thread(target=self.readLoop)
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thread.setDaemon(True)
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thread.start()
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self.online = True
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self.log("Serial port "+self.port+" is now open")
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self.log("Configuring RNode interface...", RNodeInterface.LOG_VERBOSE)
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self.initRadio()
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if (self.validateRadioState()):
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self.interface_ready = True
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self.log(str(self)+" is configured and powered up")
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sleep(1.0)
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else:
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self.log("After configuring "+str(self)+", the actual radio parameters did not match your configuration.", RNodeInterface.LOG_ERROR)
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self.log("Make sure that your hardware actually supports the parameters specified in the configuration", RNodeInterface.LOG_ERROR)
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self.log("Aborting RNode startup", RNodeInterface.LOG_ERROR)
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self.serial.close()
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raise IOError("RNode interface did not pass validation")
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else:
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raise IOError("Could not open serial port")
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if self.serial.is_open:
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sleep(2.0)
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thread = threading.Thread(target=self.readLoop)
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thread.setDaemon(True)
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thread.start()
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self.online = True
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self.log("Serial port "+self.port+" is now open")
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self.log("Configuring RNode interface...", RNodeInterface.LOG_VERBOSE)
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self.initRadio()
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if (self.validateRadioState()):
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self.interface_ready = True
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self.log(str(self)+" is configured and powered up")
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sleep(1.0)
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else:
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self.log("After configuring "+str(self)+", the actual radio parameters did not match your configuration.", RNodeInterface.LOG_ERROR)
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self.log("Make sure that your hardware actually supports the parameters specified in the configuration", RNodeInterface.LOG_ERROR)
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self.log("Aborting RNode startup", RNodeInterface.LOG_ERROR)
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self.serial.close()
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raise IOError("RNode interface did not pass validation")
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else:
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raise IOError("Could not open serial port")
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def log(self, message, level):
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pass
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def log(self, message, level):
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pass
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def initRadio(self):
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self.setFrequency()
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self.setBandwidth()
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self.setTXPower()
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self.setSpreadingFactor()
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self.setRadioState(KISS.RADIO_STATE_ON)
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def initRadio(self):
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self.setFrequency()
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self.setBandwidth()
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self.setTXPower()
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self.setSpreadingFactor()
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self.setRadioState(KISS.RADIO_STATE_ON)
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def setFrequency(self):
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c1 = self.frequency >> 24
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c2 = self.frequency >> 16 & 0xFF
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c3 = self.frequency >> 8 & 0xFF
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c4 = self.frequency & 0xFF
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data = KISS.escape(chr(c1)+chr(c2)+chr(c3)+chr(c4))
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def setFrequency(self):
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c1 = self.frequency >> 24
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c2 = self.frequency >> 16 & 0xFF
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c3 = self.frequency >> 8 & 0xFF
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c4 = self.frequency & 0xFF
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data = KISS.escape(chr(c1)+chr(c2)+chr(c3)+chr(c4))
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kiss_command = KISS.FEND+KISS.CMD_FREQUENCY+data+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring frequency for "+self(str))
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kiss_command = KISS.FEND+KISS.CMD_FREQUENCY+data+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring frequency for "+self(str))
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def setBandwidth(self):
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c1 = self.bandwidth >> 24
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c2 = self.bandwidth >> 16 & 0xFF
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c3 = self.bandwidth >> 8 & 0xFF
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c4 = self.bandwidth & 0xFF
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data = KISS.escape(chr(c1)+chr(c2)+chr(c3)+chr(c4))
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def setBandwidth(self):
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c1 = self.bandwidth >> 24
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c2 = self.bandwidth >> 16 & 0xFF
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c3 = self.bandwidth >> 8 & 0xFF
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c4 = self.bandwidth & 0xFF
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data = KISS.escape(chr(c1)+chr(c2)+chr(c3)+chr(c4))
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kiss_command = KISS.FEND+KISS.CMD_BANDWIDTH+data+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring bandwidth for "+self(str))
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kiss_command = KISS.FEND+KISS.CMD_BANDWIDTH+data+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring bandwidth for "+self(str))
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def setTXPower(self):
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txp = chr(self.txpower)
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kiss_command = KISS.FEND+KISS.CMD_TXPOWER+txp+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring TX power for "+self(str))
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def setTXPower(self):
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txp = chr(self.txpower)
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kiss_command = KISS.FEND+KISS.CMD_TXPOWER+txp+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring TX power for "+self(str))
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def setSpreadingFactor(self):
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sf = chr(self.sf)
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kiss_command = KISS.FEND+KISS.CMD_SF+sf+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring spreading factor for "+self(str))
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def setSpreadingFactor(self):
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sf = chr(self.sf)
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kiss_command = KISS.FEND+KISS.CMD_SF+sf+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring spreading factor for "+self(str))
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def setCodingRate(self):
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cr = chr(self.cr)
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kiss_command = KISS.FEND+KISS.CMD_CR+cr+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
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raise IOError("An IO error occurred while configuring coding rate for "+self(str))
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def setCodingRate(self):
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cr = chr(self.cr)
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kiss_command = KISS.FEND+KISS.CMD_CR+cr+KISS.FEND
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written = self.serial.write(kiss_command)
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if written != len(kiss_command):
|
||||
raise IOError("An IO error occurred while configuring coding rate for "+self(str))
|
||||
|
||||
def setRadioState(self, state):
|
||||
kiss_command = KISS.FEND+KISS.CMD_RADIO_STATE+state+KISS.FEND
|
||||
written = self.serial.write(kiss_command)
|
||||
if written != len(kiss_command):
|
||||
raise IOError("An IO error occurred while configuring radio state for "+self(str))
|
||||
def setRadioState(self, state):
|
||||
kiss_command = KISS.FEND+KISS.CMD_RADIO_STATE+state+KISS.FEND
|
||||
written = self.serial.write(kiss_command)
|
||||
if written != len(kiss_command):
|
||||
raise IOError("An IO error occurred while configuring radio state for "+self(str))
|
||||
|
||||
def validateRadioState(self):
|
||||
self.log("Validating radio configuration for "+str(self)+"...", RNodeInterface.LOG_VERBOSE)
|
||||
sleep(0.25);
|
||||
if (self.frequency != self.r_frequency):
|
||||
self.log("Frequency mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.bandwidth != self.r_bandwidth):
|
||||
self.log("Bandwidth mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.txpower != self.r_txpower):
|
||||
self.log("TX power mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.sf != self.r_sf):
|
||||
self.log("Spreading factor mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
def validateRadioState(self):
|
||||
self.log("Validating radio configuration for "+str(self)+"...", RNodeInterface.LOG_VERBOSE)
|
||||
sleep(0.25);
|
||||
if (self.frequency != self.r_frequency):
|
||||
self.log("Frequency mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.bandwidth != self.r_bandwidth):
|
||||
self.log("Bandwidth mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.txpower != self.r_txpower):
|
||||
self.log("TX power mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
if (self.sf != self.r_sf):
|
||||
self.log("Spreading factor mismatch", RNodeInterface.LOG_ERROR)
|
||||
self.validcfg = False
|
||||
|
||||
if (self.validcfg):
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
if (self.validcfg):
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
|
||||
def setPromiscuousMode(self, state):
|
||||
if state == True:
|
||||
kiss_command = KISS.FEND+KISS.CMD_PROMISC+chr(0x01)+KISS.FEND
|
||||
else:
|
||||
kiss_command = KISS.FEND+KISS.CMD_PROMISC+chr(0x00)+KISS.FEND
|
||||
def setPromiscuousMode(self, state):
|
||||
if state == True:
|
||||
kiss_command = KISS.FEND+KISS.CMD_PROMISC+chr(0x01)+KISS.FEND
|
||||
else:
|
||||
kiss_command = KISS.FEND+KISS.CMD_PROMISC+chr(0x00)+KISS.FEND
|
||||
|
||||
written = self.serial.write(kiss_command)
|
||||
if written != len(kiss_command):
|
||||
raise IOError("An IO error occurred while configuring promiscuous mode for "+self(str))
|
||||
written = self.serial.write(kiss_command)
|
||||
if written != len(kiss_command):
|
||||
raise IOError("An IO error occurred while configuring promiscuous mode for "+self(str))
|
||||
|
||||
|
||||
def updateBitrate(self):
|
||||
try:
|
||||
self.bitrate = self.r_sf * ( (4.0/self.cr) / (math.pow(2,self.r_sf)/(self.r_bandwidth/1000)) ) * 1000
|
||||
self.bitrate_kbps = round(self.bitrate/1000.0, 2)
|
||||
self.log(str(self)+" On-air bitrate is now "+str(self.bitrate_kbps)+ " kbps", RNodeInterface.LOG_DEBUG)
|
||||
except:
|
||||
self.bitrate = 0
|
||||
def updateBitrate(self):
|
||||
try:
|
||||
self.bitrate = self.r_sf * ( (4.0/self.cr) / (math.pow(2,self.r_sf)/(self.r_bandwidth/1000)) ) * 1000
|
||||
self.bitrate_kbps = round(self.bitrate/1000.0, 2)
|
||||
self.log(str(self)+" On-air bitrate is now "+str(self.bitrate_kbps)+ " kbps", RNodeInterface.LOG_DEBUG)
|
||||
except:
|
||||
self.bitrate = 0
|
||||
|
||||
def processIncoming(self, data):
|
||||
self.callback(data, self)
|
||||
def processIncoming(self, data):
|
||||
self.callback(data, self)
|
||||
|
||||
def send(self, data):
|
||||
self.processOutgoing(data)
|
||||
def send(self, data):
|
||||
self.processOutgoing(data)
|
||||
|
||||
def processOutgoing(self,data):
|
||||
if self.online:
|
||||
if self.interface_ready:
|
||||
if self.flow_control:
|
||||
self.interface_ready = False
|
||||
def processOutgoing(self,data):
|
||||
if self.online:
|
||||
if self.interface_ready:
|
||||
if self.flow_control:
|
||||
self.interface_ready = False
|
||||
|
||||
data = KISS.escape(data)
|
||||
frame = chr(0xc0)+chr(0x00)+data+chr(0xc0)
|
||||
written = self.serial.write(frame)
|
||||
if written != len(frame):
|
||||
raise IOError("Serial interface only wrote "+str(written)+" bytes of "+str(len(data)))
|
||||
else:
|
||||
self.queue(data)
|
||||
data = KISS.escape(data)
|
||||
frame = chr(0xc0)+chr(0x00)+data+chr(0xc0)
|
||||
written = self.serial.write(frame)
|
||||
if written != len(frame):
|
||||
raise IOError("Serial interface only wrote "+str(written)+" bytes of "+str(len(data)))
|
||||
else:
|
||||
self.queue(data)
|
||||
|
||||
def queue(self, data):
|
||||
self.packet_queue.append(data)
|
||||
def queue(self, data):
|
||||
self.packet_queue.append(data)
|
||||
|
||||
def process_queue(self):
|
||||
if len(self.packet_queue) > 0:
|
||||
data = self.packet_queue.pop(0)
|
||||
self.interface_ready = True
|
||||
self.processOutgoing(data)
|
||||
elif len(self.packet_queue) == 0:
|
||||
self.interface_ready = True
|
||||
def process_queue(self):
|
||||
if len(self.packet_queue) > 0:
|
||||
data = self.packet_queue.pop(0)
|
||||
self.interface_ready = True
|
||||
self.processOutgoing(data)
|
||||
elif len(self.packet_queue) == 0:
|
||||
self.interface_ready = True
|
||||
|
||||
def readLoop(self):
|
||||
try:
|
||||
in_frame = False
|
||||
escape = False
|
||||
command = KISS.CMD_UNKNOWN
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
last_read_ms = int(time.time()*1000)
|
||||
def readLoop(self):
|
||||
try:
|
||||
in_frame = False
|
||||
escape = False
|
||||
command = KISS.CMD_UNKNOWN
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
last_read_ms = int(time.time()*1000)
|
||||
|
||||
while self.serial.is_open:
|
||||
if self.serial.in_waiting:
|
||||
byte = self.serial.read(1)
|
||||
while self.serial.is_open:
|
||||
if self.serial.in_waiting:
|
||||
byte = self.serial.read(1)
|
||||
|
||||
last_read_ms = int(time.time()*1000)
|
||||
last_read_ms = int(time.time()*1000)
|
||||
|
||||
if (in_frame and byte == KISS.FEND and command == KISS.CMD_DATA):
|
||||
in_frame = False
|
||||
self.processIncoming(data_buffer)
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
elif (byte == KISS.FEND):
|
||||
in_frame = True
|
||||
command = KISS.CMD_UNKNOWN
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
elif (in_frame and len(data_buffer) < RNodeInterface.MTU):
|
||||
if (len(data_buffer) == 0 and command == KISS.CMD_UNKNOWN):
|
||||
command = byte
|
||||
elif (command == KISS.CMD_DATA):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
data_buffer = data_buffer+byte
|
||||
elif (command == KISS.CMD_FREQUENCY):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_frequency = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
self.log(str(self)+" Radio reporting frequency is "+str(self.r_frequency/1000000.0)+" MHz", RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
if (in_frame and byte == KISS.FEND and command == KISS.CMD_DATA):
|
||||
in_frame = False
|
||||
self.processIncoming(data_buffer)
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
elif (byte == KISS.FEND):
|
||||
in_frame = True
|
||||
command = KISS.CMD_UNKNOWN
|
||||
data_buffer = ""
|
||||
command_buffer = ""
|
||||
elif (in_frame and len(data_buffer) < RNodeInterface.MTU):
|
||||
if (len(data_buffer) == 0 and command == KISS.CMD_UNKNOWN):
|
||||
command = byte
|
||||
elif (command == KISS.CMD_DATA):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
data_buffer = data_buffer+byte
|
||||
elif (command == KISS.CMD_FREQUENCY):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_frequency = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
self.log(str(self)+" Radio reporting frequency is "+str(self.r_frequency/1000000.0)+" MHz", RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
|
||||
elif (command == KISS.CMD_BANDWIDTH):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_bandwidth = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
self.log(str(self)+" Radio reporting bandwidth is "+str(self.r_bandwidth/1000.0)+" KHz", RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
elif (command == KISS.CMD_BANDWIDTH):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_bandwidth = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
self.log(str(self)+" Radio reporting bandwidth is "+str(self.r_bandwidth/1000.0)+" KHz", RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
|
||||
elif (command == KISS.CMD_TXPOWER):
|
||||
self.r_txpower = ord(byte)
|
||||
self.log(str(self)+" Radio reporting TX power is "+str(self.r_txpower)+" dBm", RNodeInterface.LOG_DEBUG)
|
||||
elif (command == KISS.CMD_SF):
|
||||
self.r_sf = ord(byte)
|
||||
self.log(str(self)+" Radio reporting spreading factor is "+str(self.r_sf), RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
elif (command == KISS.CMD_CR):
|
||||
self.r_cr = ord(byte)
|
||||
self.log(str(self)+" Radio reporting coding rate is "+str(self.r_cr), RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
elif (command == KISS.CMD_RADIO_STATE):
|
||||
self.r_state = ord(byte)
|
||||
elif (command == KISS.CMD_RADIO_LOCK):
|
||||
self.r_lock = ord(byte)
|
||||
elif (command == KISS.CMD_STAT_RX):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_stat_rx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
elif (command == KISS.CMD_TXPOWER):
|
||||
self.r_txpower = ord(byte)
|
||||
self.log(str(self)+" Radio reporting TX power is "+str(self.r_txpower)+" dBm", RNodeInterface.LOG_DEBUG)
|
||||
elif (command == KISS.CMD_SF):
|
||||
self.r_sf = ord(byte)
|
||||
self.log(str(self)+" Radio reporting spreading factor is "+str(self.r_sf), RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
elif (command == KISS.CMD_CR):
|
||||
self.r_cr = ord(byte)
|
||||
self.log(str(self)+" Radio reporting coding rate is "+str(self.r_cr), RNodeInterface.LOG_DEBUG)
|
||||
self.updateBitrate()
|
||||
elif (command == KISS.CMD_RADIO_STATE):
|
||||
self.r_state = ord(byte)
|
||||
elif (command == KISS.CMD_RADIO_LOCK):
|
||||
self.r_lock = ord(byte)
|
||||
elif (command == KISS.CMD_STAT_RX):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_stat_rx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
|
||||
elif (command == KISS.CMD_STAT_TX):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_stat_tx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
elif (command == KISS.CMD_STAT_TX):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
command_buffer = command_buffer+byte
|
||||
if (len(command_buffer) == 4):
|
||||
self.r_stat_tx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
|
||||
|
||||
elif (command == KISS.CMD_STAT_RSSI):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
self.r_stat_rssi = ord(byte)-self.RSSI_OFFSET
|
||||
elif (command == KISS.CMD_STAT_RSSI):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
self.r_stat_rssi = ord(byte)-self.RSSI_OFFSET
|
||||
|
||||
elif (command == KISS.CMD_STAT_SNR):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
self.r_stat_snr = ord(byte)-self.SNR_OFFSET
|
||||
elif (command == KISS.CMD_STAT_SNR):
|
||||
if (byte == KISS.FESC):
|
||||
escape = True
|
||||
else:
|
||||
if (escape):
|
||||
if (byte == KISS.TFEND):
|
||||
byte = KISS.FEND
|
||||
if (byte == KISS.TFESC):
|
||||
byte = KISS.FESC
|
||||
escape = False
|
||||
self.r_stat_snr = ord(byte)-self.SNR_OFFSET
|
||||
|
||||
elif (command == KISS.CMD_RANDOM):
|
||||
self.r_random = ord(byte)
|
||||
elif (command == KISS.CMD_ERROR):
|
||||
if (byte == KISS.ERROR_INITRADIO):
|
||||
self.log(str(self)+" hardware initialisation error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
elif (byte == KISS.ERROR_INITRADIO):
|
||||
self.log(str(self)+" hardware TX error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
else:
|
||||
self.log(str(self)+" hardware error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
elif (command == KISS.CMD_READY):
|
||||
# TODO: add timeout and reset if ready
|
||||
# command never arrives
|
||||
self.process_queue()
|
||||
elif (command == KISS.CMD_RANDOM):
|
||||
self.r_random = ord(byte)
|
||||
elif (command == KISS.CMD_ERROR):
|
||||
if (byte == KISS.ERROR_INITRADIO):
|
||||
self.log(str(self)+" hardware initialisation error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
elif (byte == KISS.ERROR_INITRADIO):
|
||||
self.log(str(self)+" hardware TX error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
else:
|
||||
self.log(str(self)+" hardware error (code "+self.hexrep(byte)+")", RNodeInterface.LOG_ERROR)
|
||||
elif (command == KISS.CMD_READY):
|
||||
# TODO: add timeout and reset if ready
|
||||
# command never arrives
|
||||
self.process_queue()
|
||||
|
||||
else:
|
||||
time_since_last = int(time.time()*1000) - last_read_ms
|
||||
if len(data_buffer) > 0 and time_since_last > self.timeout:
|
||||
self.log(str(self)+" serial read timeout", RNodeInterface.LOG_DEBUG)
|
||||
data_buffer = ""
|
||||
in_frame = False
|
||||
command = KISS.CMD_UNKNOWN
|
||||
escape = False
|
||||
sleep(0.08)
|
||||
else:
|
||||
time_since_last = int(time.time()*1000) - last_read_ms
|
||||
if len(data_buffer) > 0 and time_since_last > self.timeout:
|
||||
self.log(str(self)+" serial read timeout", RNodeInterface.LOG_DEBUG)
|
||||
data_buffer = ""
|
||||
in_frame = False
|
||||
command = KISS.CMD_UNKNOWN
|
||||
escape = False
|
||||
sleep(0.08)
|
||||
|
||||
except Exception as e:
|
||||
self.online = False
|
||||
self.log("A serial port error occurred, the contained exception was: "+str(e), RNodeInterface.LOG_ERROR)
|
||||
self.log("The interface "+str(self.name)+" is now offline.", RNodeInterface.LOG_ERROR)
|
||||
except Exception as e:
|
||||
self.online = False
|
||||
self.log("A serial port error occurred, the contained exception was: "+str(e), RNodeInterface.LOG_ERROR)
|
||||
self.log("The interface "+str(self.name)+" is now offline.", RNodeInterface.LOG_ERROR)
|
||||
|
||||
def log(self, msg, level=3):
|
||||
logtimefmt = "%Y-%m-%d %H:%M:%S"
|
||||
if self.loglevel >= level:
|
||||
timestamp = time.time()
|
||||
logstring = "["+time.strftime(logtimefmt)+"] ["+self.loglevelname(level)+"] "+msg
|
||||
print(logstring)
|
||||
def log(self, msg, level=3):
|
||||
logtimefmt = "%Y-%m-%d %H:%M:%S"
|
||||
if self.loglevel >= level:
|
||||
timestamp = time.time()
|
||||
logstring = "["+time.strftime(logtimefmt)+"] ["+self.loglevelname(level)+"] "+msg
|
||||
print(logstring)
|
||||
|
||||
def loglevelname(self, level):
|
||||
if (level == RNodeInterface.LOG_CRITICAL):
|
||||
return "Critical"
|
||||
if (level == RNodeInterface.LOG_ERROR):
|
||||
return "Error"
|
||||
if (level == RNodeInterface.LOG_WARNING):
|
||||
return "Warning"
|
||||
if (level == RNodeInterface.LOG_NOTICE):
|
||||
return "Notice"
|
||||
if (level == RNodeInterface.LOG_INFO):
|
||||
return "Info"
|
||||
if (level == RNodeInterface.LOG_VERBOSE):
|
||||
return "Verbose"
|
||||
if (level == RNodeInterface.LOG_DEBUG):
|
||||
return "Debug"
|
||||
if (level == RNodeInterface.LOG_EXTREME):
|
||||
return "Extra"
|
||||
def loglevelname(self, level):
|
||||
if (level == RNodeInterface.LOG_CRITICAL):
|
||||
return "Critical"
|
||||
if (level == RNodeInterface.LOG_ERROR):
|
||||
return "Error"
|
||||
if (level == RNodeInterface.LOG_WARNING):
|
||||
return "Warning"
|
||||
if (level == RNodeInterface.LOG_NOTICE):
|
||||
return "Notice"
|
||||
if (level == RNodeInterface.LOG_INFO):
|
||||
return "Info"
|
||||
if (level == RNodeInterface.LOG_VERBOSE):
|
||||
return "Verbose"
|
||||
if (level == RNodeInterface.LOG_DEBUG):
|
||||
return "Debug"
|
||||
if (level == RNodeInterface.LOG_EXTREME):
|
||||
return "Extra"
|
||||
|
||||
def hexrep(data, delimit=True):
|
||||
delimiter = ":"
|
||||
if not delimit:
|
||||
delimiter = ""
|
||||
hexrep = delimiter.join("{:02x}".format(ord(c)) for c in data)
|
||||
return hexrep
|
||||
def hexrep(data, delimit=True):
|
||||
delimiter = ":"
|
||||
if not delimit:
|
||||
delimiter = ""
|
||||
hexrep = delimiter.join("{:02x}".format(ord(c)) for c in data)
|
||||
return hexrep
|
||||
|
||||
def __str__(self):
|
||||
return "RNodeInterface["+self.name+"]"
|
||||
def __str__(self):
|
||||
return "RNodeInterface["+self.name+"]"
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user