class NysaGPIOServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer, ServerBase):

    @staticmethod
    def name():
        return "gpio"

    @staticmethod
    def get_request_handler():
        return gpio_request_handler

    def get_name(self):
        return "gpio"
    
    def setup(self, nysa):
        self.n = nysa
        self.n.read_sdb()
        self.urn = self.n.find_device(GPIO)[0]
        print "Found a GPIO device: %s" % self.urn
        self.gpio = GPIO(self.n, self.urn)
        self.gpio.set_port_direction(0x00000003)
        self.gpio.set_port_raw(0x00000003)
        time.sleep(0.100)
        self.gpio.set_port_raw(0x00000000)
        print "setup gpios"
Beispiel #2
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class NysaGPIOServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer,
                     ServerBase):
    @staticmethod
    def name():
        return "gpio"

    @staticmethod
    def get_request_handler():
        return gpio_request_handler

    def get_name(self):
        return "gpio"

    def setup(self, nysa):
        self.n = nysa
        self.n.read_sdb()
        self.urn = self.n.find_device(GPIO)[0]
        print "Found a GPIO device: %s" % self.urn
        self.gpio = GPIO(self.n, self.urn)
        self.gpio.set_port_direction(0x00000003)
        self.gpio.set_port_raw(0x00000003)
        time.sleep(0.100)
        self.gpio.set_port_raw(0x00000000)
        print "setup gpios"
Beispiel #3
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class OLED(object):

    #OLED Functions
    def __init__(self, platform, urn, status):
        self.status = status
        spi_urn = urn
        gpio_urn = platform.get_integration_references(spi_urn)[0]
        self.status.Debug("GPIO URN: %s" % gpio_urn)
        self.status.Debug("SPI URN: %s" % spi_urn)
        self.gpio = GPIO(platform, gpio_urn, status)
        self.spi = SPI(platform, spi_urn, status)

        self.status = status
        #Setup the controller
        self.platform = platform
        self.status = status
        self.spi.set_spi_clock_rate(1000000)
        self.status.Important("Clock Rate: %d" % self.spi.get_spi_clock_rate())
        #self.spi.set_tx_polarity(False)
        #self.spi.set_rx_polarity(True)
        self.spi.set_spi_mode(3)
        self.spi.set_spi_slave_select(0, True)
        self.spi.auto_ss_control_enable(True)
        self.spi.set_character_length(8)
        self.buffer_len = self.spi.get_max_character_length() / 8

        self.gpio.set_port_direction(0xFFFFFFFF)
        #Setup the GPIOs
        self.set_command_mode()
        self.enable_vdd(False)
        self.enable_vbat(False)
        time.sleep(0.001)

        self.setup()

    def reset(self):
        self.status.Important("Resetting OLED")
        self.gpio.set_bit_value(RESET, 0)
        time.sleep(0.01)
        self.gpio.set_bit_value(RESET, 1)

    def set_data_mode(self):
        self.gpio.set_bit_value(DATA_COMMAND_MODE, 1)

    def set_command_mode(self):
        self.gpio.set_bit_value(DATA_COMMAND_MODE, 0)

    def enable_vbat(self, enable):
        if enable:
            self.gpio.set_bit_value(VBAT_ENABLE, 0)
        else:
            self.gpio.set_bit_value(VBAT_ENABLE, 1)

    def enable_vdd(self, enable):
        if enable:
            self.gpio.set_bit_value(VDD_ENABLE, 0)
        else:
            self.gpio.set_bit_value(VDD_ENABLE, 1)

    def send_command(self, command):
        #if isinstance(command, list):
        #    command = Array('B', command)
        #elif isinstance(command, int):
        #    command = Array('B', [command])
        command = Array('B', [command])
        #print "command: %s" % str(command)
        self.spi.set_write_data(command)
        self.spi.start_transaction()
        #XXX: This should be pushed to a background thread!
        while self.spi.is_busy():
            time.sleep(0.01)

    def write_buffer(self, buf):
        column_index = 0
        for i in range(4):
            #Set the Page command
            self.set_command_mode()
            self.send_command(0x22)
            self.send_command(i)

            #Start from the left column
            self.send_command(0x00)
            self.send_command(0x10)

            self.set_data_mode()
            self.put_column_buffer(i, buf)

    def put_column_buffer(self, column_index, buf):
        pos = 0
        column_width = 128

        buf_pos = column_index * column_width
        last_buf_pos = buf_pos + column_width

        #self.buffer_len
        for i in range ((column_index * 128), ((column_index * 128) + 128)):
            #self.send_command(Array('B', [buf[i]]))
            self.spi.set_write_data([buf[i]])
            self.spi.start_transaction()
            while self.spi.is_busy():
                time.sleep(0.01)

    def setup(self):
        self.status.Important("Power Up")

        self.set_command_mode()

        self.status.Important("Enable VDD")
        self.enable_vdd(True)
        time.sleep(0.001)


        #Disable the Display
        self.status.Important("Disable display")
        self.send_command(0xAE)

        #Reset the display
        self.status.Important("Reset display")
        self.reset()

        #Set the charge pump and set pre-charge period command
        self.status.Important("Setup charge pump and pre-charge pump")
        self.send_command(0x8D)
        self.send_command(0x14)

        self.send_command(0xD9)
        self.send_command(0xF1)

        #Turn on VBAT
        self.status.Important("Turn on VBAT")
        self.enable_vbat(True)
        time.sleep(0.1)

        #Invert the display
        self.status.Important("Invert Display")
        self.send_command(0xA1)    #Remap Columns
        self.send_command(0xC8)    #Remap Rows

        self.status.Important("Set the command to select sequence COMM configuration")
        self.send_command(0xDA)
        self.send_command(0x20)

        self.status.Important("Enable display")
        self.send_command(0xAF)
Beispiel #4
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class Test (unittest.TestCase):

    def setUp(self):
        self.s = Status()
        self.s.set_level("verbose")
        plat = ["", None, None]
        pscanner = PlatformScanner()
        platform_dict = pscanner.get_platforms()
        platform_names = platform_dict.keys()

        if "sim" in platform_names:
            #If sim is in the platforms, move it to the end
            platform_names.remove("sim")
            platform_names.append("sim")
        urn = None
        for platform_name in platform_names:
            if plat[1] is not None:
                break

            self.s.Debug("Platform: %s" % str(platform_name))

            platform_instance = platform_dict[platform_name](self.s)
            #self.s.Verbose("Platform Instance: %s" % str(platform_instance))

            instances_dict = platform_instance.scan()

            for name in instances_dict:

                #s.Verbose("Found Platform Item: %s" % str(platform_item))
                n = instances_dict[name]
                plat = ["", None, None]

                if n is not None:
                    self.s.Important("Found a nysa instance: %s" % name)
                    n.read_sdb()
                    #import pdb; pdb.set_trace()
                    if n.is_device_in_platform(GPIO):
                        plat = [platform_name, name, n]
                        break
                    continue

                #self.s.Verbose("\t%s" % psi)

        if plat[1] is None:
            self.gpio = None
            return
        n = plat[2]
        urn = n.find_device(GPIO)[0]
        self.gpio = GPIO(n, urn)
        self.s.Important("Using Platform: %s" % plat[0])
        self.s.Important("Instantiated a GPIO Device: %s" % urn)

    def test_gpio(self):
        if self.gpio is None:
            self.s.Fatal("Cannot Run Test when no device is found!")
            return
        self.s.Info ("Testing output ports (like LEDs)")

        self.s.Info ("Flashing all the outputs for one second")

        self.s.Info ("Set all the ports to outputs")
        self.gpio.set_port_direction(0xFFFFFFFF)

        self.s.Info ("Set all the values to 1s")
        self.gpio.set_port_raw(0xFFFFFFFF)
        time.sleep(1)
        self.s.Info ("Set all the values to 0s")
        self.gpio.set_port_raw(0x00000000)

        self.s.Info ("Reading inputs (Like buttons) in 2 second")
        self.gpio.set_port_direction(0x00000000)

        time.sleep(2)
        self.s.Info ("Read value: 0x%08X" % self.gpio.get_port_raw())
        self.s.Info ("Reading inputs (Like buttons) in 2 second")
        time.sleep(2)
        self.s.Info ("Read value: 0x%08X" % self.gpio.get_port_raw())

        self.s.Info ("Interrupts: 0x%08X" % self.gpio.get_interrupts())

        self.s.Info ("Testing Interrupts, setting interrupts up for positive edge detect")
        self.s.Info ("Interrupts: 0x%08X" % self.gpio.get_interrupts())
        self.gpio.set_interrupt_edge(0xFFFFFFFF)
        self.gpio.set_interrupt_enable(0xFFFFFFFF)

        self.s.Info ("Waiting for 5 seconds for the interrupts to fire")
        if self.gpio.wait_for_interrupts(5):
            self.s.Info ("Interrupt detected!\n")
            #if self.gpio.is_interrupt_for_slave():
            self.s.Info ("Interrupt for GPIO detected!")
            self.s.Info ("Interrupts: 0x%08X" % self.gpio.get_interrupts())
            self.s.Info ("Read value: 0x%08X" % self.gpio.get_port_raw())

        self.s.Info ("Interrupts: 0x%08X" % self.gpio.get_interrupts())
Beispiel #5
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class Test(unittest.TestCase):
    def setUp(self):
        self.s = Status()
        self.s.set_level("verbose")
        plat = ["", None, None]
        pscanner = PlatformScanner()
        platform_dict = pscanner.get_platforms()
        platform_names = platform_dict.keys()

        if "sim" in platform_names:
            #If sim is in the platforms, move it to the end
            platform_names.remove("sim")
            platform_names.append("sim")
        urn = None
        for platform_name in platform_names:
            if plat[1] is not None:
                break

            self.s.Debug("Platform: %s" % str(platform_name))

            platform_instance = platform_dict[platform_name](self.s)
            #self.s.Verbose("Platform Instance: %s" % str(platform_instance))

            instances_dict = platform_instance.scan()

            for name in instances_dict:

                #s.Verbose("Found Platform Item: %s" % str(platform_item))
                n = instances_dict[name]
                plat = ["", None, None]

                if n is not None:
                    self.s.Important("Found a nysa instance: %s" % name)
                    n.read_sdb()
                    #import pdb; pdb.set_trace()
                    if n.is_device_in_platform(GPIO):
                        plat = [platform_name, name, n]
                        break
                    continue

                #self.s.Verbose("\t%s" % psi)

        if plat[1] is None:
            self.gpio = None
            return
        n = plat[2]
        urn = n.find_device(GPIO)[0]
        self.gpio = GPIO(n, urn)
        self.s.Important("Using Platform: %s" % plat[0])
        self.s.Important("Instantiated a GPIO Device: %s" % urn)

    def test_gpio(self):
        if self.gpio is None:
            self.s.Fatal("Cannot Run Test when no device is found!")
            return
        self.s.Info("Testing output ports (like LEDs)")

        self.s.Info("Flashing all the outputs for one second")

        self.s.Info("Set all the ports to outputs")
        self.gpio.set_port_direction(0xFFFFFFFF)

        self.s.Info("Set all the values to 1s")
        self.gpio.set_port_raw(0xFFFFFFFF)
        time.sleep(1)
        self.s.Info("Set all the values to 0s")
        self.gpio.set_port_raw(0x00000000)

        self.s.Info("Reading inputs (Like buttons) in 2 second")
        self.gpio.set_port_direction(0x00000000)

        time.sleep(2)
        self.s.Info("Read value: 0x%08X" % self.gpio.get_port_raw())
        self.s.Info("Reading inputs (Like buttons) in 2 second")
        time.sleep(2)
        self.s.Info("Read value: 0x%08X" % self.gpio.get_port_raw())

        self.s.Info("Interrupts: 0x%08X" % self.gpio.get_interrupts())

        self.s.Info(
            "Testing Interrupts, setting interrupts up for positive edge detect"
        )
        self.s.Info("Interrupts: 0x%08X" % self.gpio.get_interrupts())
        self.gpio.set_interrupt_edge(0xFFFFFFFF)
        self.gpio.set_interrupt_enable(0xFFFFFFFF)

        self.s.Info("Waiting for 5 seconds for the interrupts to fire")
        if self.gpio.wait_for_interrupts(5):
            self.s.Info("Interrupt detected!\n")
            #if self.gpio.is_interrupt_for_slave():
            self.s.Info("Interrupt for GPIO detected!")
            self.s.Info("Interrupts: 0x%08X" % self.gpio.get_interrupts())
            self.s.Info("Read value: 0x%08X" % self.gpio.get_port_raw())

        self.s.Info("Interrupts: 0x%08X" % self.gpio.get_interrupts())