288 строки
7.2 KiB
Python
288 строки
7.2 KiB
Python
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"""
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mbed SDK
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Copyright (c) 2010-2013 ARM Limited
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Example:
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> from mbedRPC import*
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> mbed = SerialRPC("COM5",9600);
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> myled = DigitalOut(mbed, LED1);
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> myled.write(1)
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>
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"""
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import serial, urllib2, time
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class pin():
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def __init__(self, id):
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self.name = id
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LED1 = pin("LED1")
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LED2 = pin("LED2")
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LED3 = pin("LED3")
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LED4 = pin("LED4")
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p5 = pin("p5")
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p6 = pin("p6")
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p7 = pin("p7")
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p8 = pin("p8")
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p9 = pin("p9")
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p10 = pin("p10")
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p11 = pin("p11")
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p12 = pin("p12")
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p13 = pin("p13")
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p14 = pin("p14")
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p15 = pin("p15")
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p16 = pin("p16")
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p17 = pin("p17")
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p18 = pin("p18")
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p19 = pin("p19")
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p20 = pin("p20")
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p21 = pin("p21")
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p22 = pin("p22")
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p23 = pin("p23")
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p24 = pin("p24")
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p25 = pin("p25")
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p26 = pin("p26")
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p27 = pin("p27")
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p28 = pin("p28")
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p29 = pin("p29")
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p30 = pin("p30")
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#mbed super class
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class mbed:
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def __init__(self):
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print("This will work as a demo but no transport mechanism has been selected")
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def rpc(self, name, method, args):
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print("Superclass method not overridden")
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#Transport mechanisms, derived from mbed
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class SerialRPC(mbed):
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def __init__(self, port, baud=9600, reset=True, debug=False):
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self.ser = serial.Serial(port)
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self.ser.setBaudrate(baud)
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self.ser.flushInput()
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self.ser.flushOutput()
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self.debug = debug
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if reset:
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if debug:
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print "Reset mbed"
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self.ser.sendBreak()
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time.sleep(2)
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def rpc(self, name, method, args):
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request = "/" + name + "/" + method + " " + " ".join(args)
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if self.debug:
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print "[RPC::TX] %s" % request
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self.ser.write(request + "\n")
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while True:
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response = self.ser.readline().strip()
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if self.debug:
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print "[RPC::RX] %s" % response
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# Ignore comments
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if not response.startswith('#'): break
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return response
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class HTTPRPC(mbed):
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def __init__(self, ip):
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self.host = "http://" + ip
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def rpc(self, name, method, args):
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response = urllib2.urlopen(self.host + "/rpc/" + name + "/" + method + "," + ",".join(args))
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return response.read().strip()
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#mbed Interfaces
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class DigitalOut():
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def __init__(self, this_mbed , mpin):
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self.mbed = this_mbed
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if isinstance(mpin, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("DigitalOut", "new", [mpin.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def write(self, value):
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r = self.mbed.rpc(self.name, "write", [str(value)])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return int(r)
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class AnalogIn():
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def __init__(self, this_mbed , mpin):
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self.mbed = this_mbed
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if isinstance(mpin, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("AnalogIn", "new", [mpin.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return float(r)
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def read_u16(self):
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r = self.mbed.rpc(self.name, "read_u16", [])
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return int(r)
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class AnalogOut():
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def __init__(self, this_mbed , mpin):
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self.mbed = this_mbed
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if isinstance(mpin, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("AnalogOut", "new", [mpin.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def write(self, value):
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r = self.mbed.rpc(self.name, "write", [str(value)])
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def write_u16(self, value):
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r = self.mbed.rpc(self.name, "write_u16", [str(value)])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return float(r)
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class DigitalIn():
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def __init__(self, this_mbed , mpin):
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self.mbed = this_mbed
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if isinstance(mpin, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("DigitalIn", "new", [mpin.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return int(r)
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class PwmOut():
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def __init__(self, this_mbed , mpin):
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self.mbed = this_mbed
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if isinstance(mpin, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("PwmOut", "new", [mpin.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def write(self, value):
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r = self.mbed.rpc(self.name, "write", [str(value)])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return float(r)
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def period(self, value):
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r = self.mbed.rpc(self.name, "period", [str(value)])
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def period_ms(self, value):
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r = self.mbed.rpc(self.name, "period_ms", [str(value)])
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def period_us(self, value):
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r = self.mbed.rpc(self.name, "period_us", [str(value)])
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def puslewidth(self, value):
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r = self.mbed.rpc(self.name, "pulsewidth", [str(value)])
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def puslewidth_ms(self, value):
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r = self.mbed.rpc(self.name, "pulsewidth_ms", [str(value)])
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def puslewidth_us(self, value):
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r = self.mbed.rpc(self.name, "pulsewidth_us", [str(value)])
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class Serial():
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def __init__(self, this_mbed , tx, rx = ""):
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self.mbed = this_mbed
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if isinstance(tx, str):
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self.name = mpin
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elif isinstance(mpin, pin):
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self.name = self.mbed.rpc("Serial", "new", [tx.name, rx.name])
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def putc(self, value):
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r = self.mbed.rpc(self.name, "putc", [str(value)])
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def puts(self, value):
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r = self.mbed.rpc(self.name, "puts", [ "\"" + str(value) + "\""])
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def getc(self):
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r = self.mbed.rpc(self.name, "getc", [])
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return int(r)
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class RPCFunction():
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def __init__(self, this_mbed , name):
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self.mbed = this_mbed
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if isinstance(name, str):
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self.name = name
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return int(r)
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def run(self, input):
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r = self.mbed.rpc(self.name, "run", [input])
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return r
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class RPCVariable():
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def __init__(self, this_mbed , name):
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self.mbed = this_mbed
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if isinstance(name, str):
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self.name = name
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def __del__(self):
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r = self.mbed.rpc(self.name, "delete", [])
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def write(self, value):
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self.mbed.rpc(self.name, "write", [str(value)])
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def read(self):
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r = self.mbed.rpc(self.name, "read", [])
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return r
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def wait(s):
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time.sleep(s)
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