def __init__(self, csn, ce, spi_major=0, spi_minor=0):
self._spi = spidev.SpiDev()
self._spi.open(spi_major, spi_minor)
self._csn = pi_header_1.pin(csn, direction=Out)
self._ce = pi_header_1.pin(ce, direction=Out)
self._registry = Registry(self)
self._status = NRF24.STATUS.power_down
# load defaults
with self:
self._registry['STATUS'] = 0b01110000
self._registry['CONFIG'] = 0b00001010
self._registry['EN_AA'] = 0b00000000
self._registry['EN_RXADDR'] = 0b00000000
self._registry['SETUP_AW'] = 0b00000011
self._registry['SETUP_RETR'] = 0b00000011
self._registry['RF_CH'] = 2
self._registry['RF_SETUP'] = 0b0000111
self._registry['DYNPD'] = 0b00000000
self._registry['FEATURE'] = 0b00000000
self._registry['TX_ADDR'] = 0xe7e7e7e7e7
self._registry['RX_ADDR_P0'] = 0xe7e7e7e7e7
self._registry['RX_PW_P0'] = 32
self.pipes = {
0: Pipe(self, 0, queue_size=4),
1: Pipe(self, 1, queue_size=4),
2: Pipe(self, 2, queue_size=4),
3: Pipe(self, 3, queue_size=4),
4: Pipe(self, 4, queue_size=4),
5: Pipe(self, 5, queue_size=4),
}
def fMain(): with pi_header_1.pin(7, direction=In) as inPin: with pi_header_1.pin(11, direction=Out) as outPin: vTReceiver = threading.Thread(target=fReceiver, args=(inPin,)) vTReceiver.daemon = True vTReceiver.start() vTTransmitter = threading.Thread(target=fTransmiter, args=(outPin,)) vTTransmitter.daemon = True vTTransmitter.start() vTReceiver.join() vTTransmitter.join()
def fMain():
with pi_header_1.pin(7, direction=In) as inPin:
with pi_header_1.pin(11, direction=Out) as outPin:
vTReceiver = threading.Thread(target=fReceiver, args=(inPin, ))
vTReceiver.daemon = True
vTReceiver.start()
vTTransmitter = threading.Thread(target=fTransmiter,
args=(outPin, ))
vTTransmitter.daemon = True
vTTransmitter.start()
vTReceiver.join()
vTTransmitter.join()
def __init__(self):
self.outfile = open("/home/pi/testit", 'a')
# Grab a reference to the SPI device
self.nrf24 = SPIDevice(0, 0)
# Setup chip-enable pin
self.ce_pin = pi_header_1.pin(22, direction=Out)
self.ce_pin.open()
def get_interrupt_pin():
""" Button interrupts are fed back to PI header via a GPIO pin.
Since MCP23017 runs at 5V, and PI GPIOs take 3V3, need to set
MCP23017 interrupts as "open drain" and use an internal pullup
on the PI input pin.
"""
return pi_header_1.pin(BUTTON_INTERRUPT_PIN,
direction=In,
interrupt=Falling,
pull=PullUp)
def __init__(self):
self.nrf24 = SPIDevice(0, 0)
# set auto-ack on data pipe 0 and 1 (EN_AA)
self.SET_EN_AA = ENAA_P0 | ENAA_P1
# use data pipes 0 and 1 (EN_RXADDR)
self.SET_EN_RXADDR = ERX_P0 | ERX_P1
# 1Mbps, 0dB and no LNA gain (RF_SETUP)
self.SET_RF_SETUP = 0x00
# set dynamic payloads on data pipe 0 and 1. requires corresponding ENAA_Px (DYNPD)
self.SET_DYNPD = DPL_P0 | DPL_P1
# enable dynamic payloads
self.SET_FEATURE = EN_DPL
# receiver address(RX_ADDR_P0)
self.RX_ADDR_P1 = [0x47, 0x47, 0x47, 0x47, 0x47]
# transmitter address (TX_ADDR)
self.TX_ADDRESS = [0x47, 0x47, 0x47, 0x47, 0x47]
# set channel to 2400Mhz (RF_CH)
self.SET_RF_CH = 36
# set automatic retransmission to 15 retransmit on fail AA, 250uS delay(SETUP_RETR)
self.SET_SETUP_RETR = BIT7 | BIT6 | BIT5 | BIT4
# 5 byte address (SETUP_AW)
self.SET_SETUP_AW = BIT0 | BIT1
# enable CRC, I think (CONFIG)
self.SET_CONFIG = EN_CRC
self.nrf24.speed_hz = 500000
self.CE_pin = pi_header_1.pin(16, direction=Out)
with self.CE_pin:
self.CE_pin.value = 0
self.CE_pin.value = 1
# IRQ pin with interrupt on high
self.IRQ_pin = pi_header_1.pin(22, direction=In, interrupt=Falling)
# epoll, activated with enableRX and write functions
self.epoll = None
self.readLoopFlag = False
self.is_transmitting = False
self.rf_status = 0
self.last_received_pipe = None
self.lastTXfailed = False
self.radio_lock = Lock()
self.setup()
def __init__(self): self.nrf24 = SPIDevice(0, 0) self.TX_ADDRESS = [a,a,a,a,a] self.RX_ADDRESS = [a,a,a,a,a] self.RADIO_CHANNEL = 0 self.PAYLOAD_SIZE = 5 self.RADIO_MODE = 0b00100110 self.nrf24.speed_hz=500000 self.radio_pin = pi_header_1.pin(12, direction=Out) self.radio_pin.open() self.radio_pin.value=0 self.radio_pin.value=1 self.radio_lock=threading.Lock() self.setupRadio()
def __init__(self):
"""__init__ function is allways run first, when the class is called!"""
"""Here we define ALL necesary class variables for operation"""
self._nrf24SPI = SPIDevice(0,
0) #Define SPI-unit (used in doOperation)
self._radio_pin = pi_header_1.pin(22,
direction=Out) #"CE" on nRF, output
#self._radio_pin.open() #openin pin so that it's state could be changed
try:
self._radio_pin.open(
) #openin pin so that it's state could be changed
except:
print("Do nothing!")
#self._radio_pin.close() #openin pin so that it's state could be changed
#self._radio_pin.open() #openin pin so that it's state could be changed
self._mode = -1 #defines default mode which is not operational
self._rxBufValid = 0
self._buf = ""
#not for all packets..
self._txHeaderTo = 0xFF
self._txHeaderFrom = 0xFF
self._txHeaderId = 0x00
self._txHeaderFlags = 0x00
#comm with MIRF
self._thisAddress = 0xff #default address
self._rxGood = 0
self._configuration = NRF24_EN_CRC #| NRF24_CRCO #default configuration
self._chipEnablePin = 22
self._packetHeaderLength = 1
#related to ACCENTURE application
self._basicPacket = []
#self._nodeID = 44
#defiene necesary for init
self._packetLength = 5 #used to define PIPE length
self._enAutoACK = True #enable on ALL pipes
self._addresWidth = AddressWidth5bytes #5byte address
self._autoRetransmitDelay = 250
self._autoRetransmitCount = 3
self._channel = 100
self._transferRate = DataRate2Mbps
self._transferPower = TransmitPower0dBm
self._continiouseWave = False
self._SPISpeed = 1000000
self._pipeLength = 5
self._carrierDetect = False #BUG
def __init__(self):
self.nrf24 = SPIDevice(0, 0)
self.TX_ADDRESS = [a, a, a, a, a]
self.RX_ADDRESS = [a, a, a, a, a]
self.RADIO_CHANNEL = 0
self.PAYLOAD_SIZE = 5
self.RADIO_MODE = 0b00100110
self.nrf24.speed_hz = 500000
self.radio_pin = pi_header_1.pin(12, direction=Out)
self.radio_pin.open()
self.radio_pin.value = 0
self.radio_pin.value = 1
self.radio_lock = threading.Lock()
self.setupRadio()
def __init__(self):
"""__init__ function is allways run first, when the class is called!"""
"""Here we define ALL necesary class variables for operation"""
self._nrf24SPI = SPIDevice(0, 0) #Define SPI-unit (used in doOperation)
self._radio_pin = pi_header_1.pin(22, direction=Out) #"CE" on nRF, output
#self._radio_pin.open() #openin pin so that it's state could be changed
try:
self._radio_pin.open() #openin pin so that it's state could be changed
except:
print("Do nothing!")
#self._radio_pin.close() #openin pin so that it's state could be changed
#self._radio_pin.open() #openin pin so that it's state could be changed
self._mode = -1 #defines default mode which is not operational
self._rxBufValid = 0
self._buf = ""
#not for all packets..
self._txHeaderTo = 0xFF
self._txHeaderFrom = 0xFF
self._txHeaderId = 0x00
self._txHeaderFlags = 0x00
#comm with MIRF
self._thisAddress = 0xff #default address
self._rxGood=0
self._configuration = NRF24_EN_CRC #| NRF24_CRCO #default configuration
self._chipEnablePin = 22
self._packetHeaderLength = 1
#related to ACCENTURE application
self._basicPacket = []
#self._nodeID = 44
#defiene necesary for init
self._packetLength = 5 #used to define PIPE length
self._enAutoACK = True #enable on ALL pipes
self._addresWidth = AddressWidth5bytes #5byte address
self._autoRetransmitDelay = 250
self._autoRetransmitCount = 3
self._channel = 100
self._transferRate = DataRate2Mbps
self._transferPower = TransmitPower0dBm
self._continiouseWave = False
self._SPISpeed = 1000000
self._pipeLength = 5
self._carrierDetect = False #BUG
def test():
with i2c.I2CMaster() as bus, \
pi_header_1.pin(ALERT_PIN, direction=In, interrupt=Both, pull=PullUp) as alrt_pin, \
Selector() as selector:
selector.add(alrt_pin)
tmp102 = TMP102(bus)
tmp102.setExtendedMode(1)
tmp102.setConversionRate(0)
tmp102.setBoundTemp(False, 17.0)
tmp102.setBoundTemp(True, 19.0)
print(tmp102.getBoundTemp(False))
print(tmp102.getBoundTemp(True))
#tmp102.setAlertMode(1)
tmp102.setFault(1)
while True:
selector.wait(30)
if selector.ready is alrt_pin and selector.has_input:
print("ALERT: alert_pin:", alrt_pin.value)
temp = tmp102.readTemperature()
alrt = tmp102.alert()
print("Temperature: {0:6}C, alert: {1}, alert_pin: {2}".format(temp, alrt, alrt_pin.value))
def __init__(self):
"""__init__ function is allways run first, when the class is called!"""
self.nrf24 = SPIDevice(0, 0) #Define SPI-unit (used in doOperation)
self.radio_pin = pi_header_1.pin(12, direction=Out) #"CE" on nRF, output
# Graphite
import socket
import time
CARBON_SERVER = '127.0.0.1'
CARBON_PORT = 2003
if __name__ == "__main__":
# Setup radio
radio = NRF24L01P()
radio.setup()
try:
# Setup the interrupt-pin
interrupt_pin = pi_header_1.pin(18, direction=In, interrupt=Falling)
# Monitor the radio's interrupt pin using epoll
epoll = select.epoll()
with interrupt_pin:
# Register the interrupt-pin as an edge-triggered input
epoll.register(interrupt_pin, select.EPOLLIN | select.EPOLLET)
# The main event-loop
while True:
radio.start_listening()
# An interrupt indicates the radio has incoming data
events = epoll.poll()