Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

tools/host_tests/mbedrpc.py@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 # mbedRPC.py - mbed RPC interface for Python
nexpaq 0:6c56fb4bc5f0 2 #
nexpaq 0:6c56fb4bc5f0 3 ##Copyright (c) 2010 ARM Ltd
nexpaq 0:6c56fb4bc5f0 4 ##
nexpaq 0:6c56fb4bc5f0 5 ##Permission is hereby granted, free of charge, to any person obtaining a copy
nexpaq 0:6c56fb4bc5f0 6 ##of this software and associated documentation files (the "Software"), to deal
nexpaq 0:6c56fb4bc5f0 7 ##in the Software without restriction, including without limitation the rights
nexpaq 0:6c56fb4bc5f0 8 ##to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
nexpaq 0:6c56fb4bc5f0 9 ##copies of the Software, and to permit persons to whom the Software is
nexpaq 0:6c56fb4bc5f0 10 ##furnished to do so, subject to the following conditions:
nexpaq 0:6c56fb4bc5f0 11 ##
nexpaq 0:6c56fb4bc5f0 12 ##The above copyright notice and this permission notice shall be included in
nexpaq 0:6c56fb4bc5f0 13 ##all copies or substantial portions of the Software.
nexpaq 0:6c56fb4bc5f0 14 ##
nexpaq 0:6c56fb4bc5f0 15 ##THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
nexpaq 0:6c56fb4bc5f0 16 ##IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
nexpaq 0:6c56fb4bc5f0 17 ##FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
nexpaq 0:6c56fb4bc5f0 18 ##AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
nexpaq 0:6c56fb4bc5f0 19 ##LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nexpaq 0:6c56fb4bc5f0 20 ##OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
nexpaq 0:6c56fb4bc5f0 21 ##THE SOFTWARE.
nexpaq 0:6c56fb4bc5f0 22 #
nexpaq 0:6c56fb4bc5f0 23 # Example:
nexpaq 0:6c56fb4bc5f0 24 # >from mbedRPC import*
nexpaq 0:6c56fb4bc5f0 25 # >mbed = SerialRPC("COM5",9600)
nexpaq 0:6c56fb4bc5f0 26 # >myled = DigitalOut(mbed,"myled") <--- Where the text in quotations matches your RPC pin definition's second parameter, in this case it could be RpcDigitalOut myled(LED1,"myled");
nexpaq 0:6c56fb4bc5f0 27 # >myled.write(1)
nexpaq 0:6c56fb4bc5f0 28 # >
nexpaq 0:6c56fb4bc5f0 29
nexpaq 0:6c56fb4bc5f0 30 import serial, urllib2, time
nexpaq 0:6c56fb4bc5f0 31
nexpaq 0:6c56fb4bc5f0 32 # mbed super class
nexpaq 0:6c56fb4bc5f0 33 class mbed:
nexpaq 0:6c56fb4bc5f0 34 def __init__(self):
nexpaq 0:6c56fb4bc5f0 35 print("This will work as a demo but no transport mechanism has been selected")
nexpaq 0:6c56fb4bc5f0 36
nexpaq 0:6c56fb4bc5f0 37 def rpc(self, name, method, args):
nexpaq 0:6c56fb4bc5f0 38 print("Superclass method not overridden")
nexpaq 0:6c56fb4bc5f0 39
nexpaq 0:6c56fb4bc5f0 40
nexpaq 0:6c56fb4bc5f0 41 # Transport mechanisms, derived from mbed
nexpaq 0:6c56fb4bc5f0 42 class SerialRPC(mbed):
nexpaq 0:6c56fb4bc5f0 43 def __init__(self, port, baud):
nexpaq 0:6c56fb4bc5f0 44 self.ser = serial.Serial(port)
nexpaq 0:6c56fb4bc5f0 45 self.ser.setBaudrate(baud)
nexpaq 0:6c56fb4bc5f0 46
nexpaq 0:6c56fb4bc5f0 47 def rpc(self, name, method, args):
nexpaq 0:6c56fb4bc5f0 48 # creates the command to be sent serially - /name/method arg1 arg2 arg3 ... argN
nexpaq 0:6c56fb4bc5f0 49 str = "/" + name + "/" + method + " " + " ".join(args) + "\n"
nexpaq 0:6c56fb4bc5f0 50 # prints the command being executed
nexpaq 0:6c56fb4bc5f0 51 print str
nexpaq 0:6c56fb4bc5f0 52 # writes the command to serial
nexpaq 0:6c56fb4bc5f0 53 self.ser.write(str)
nexpaq 0:6c56fb4bc5f0 54 # strips trailing characters from the line just written
nexpaq 0:6c56fb4bc5f0 55 ret_val = self.ser.readline().strip()
nexpaq 0:6c56fb4bc5f0 56 return ret_val
nexpaq 0:6c56fb4bc5f0 57
nexpaq 0:6c56fb4bc5f0 58
nexpaq 0:6c56fb4bc5f0 59 class HTTPRPC(mbed):
nexpaq 0:6c56fb4bc5f0 60 def __init__(self, ip):
nexpaq 0:6c56fb4bc5f0 61 self.host = "http://" + ip
nexpaq 0:6c56fb4bc5f0 62
nexpaq 0:6c56fb4bc5f0 63 def rpc(self, name, method, args):
nexpaq 0:6c56fb4bc5f0 64 response = urllib2.urlopen(self.host + "/rpc/" + name + "/" + method + "%20" + "%20".join(args))
nexpaq 0:6c56fb4bc5f0 65 return response.read().strip()
nexpaq 0:6c56fb4bc5f0 66
nexpaq 0:6c56fb4bc5f0 67
nexpaq 0:6c56fb4bc5f0 68 # generic mbed interface super class
nexpaq 0:6c56fb4bc5f0 69 class mbed_interface():
nexpaq 0:6c56fb4bc5f0 70 # initialize an mbed interface with a transport mechanism and pin name
nexpaq 0:6c56fb4bc5f0 71 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 72 self.mbed = this_mbed
nexpaq 0:6c56fb4bc5f0 73 if isinstance(mpin, str):
nexpaq 0:6c56fb4bc5f0 74 self.name = mpin
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 def __del__(self):
nexpaq 0:6c56fb4bc5f0 77 r = self.mbed.rpc(self.name, "delete", [])
nexpaq 0:6c56fb4bc5f0 78
nexpaq 0:6c56fb4bc5f0 79 def new(self, class_name, name, pin1, pin2 = "", pin3 = ""):
nexpaq 0:6c56fb4bc5f0 80 args = [arg for arg in [pin1,pin2,pin3,name] if arg != ""]
nexpaq 0:6c56fb4bc5f0 81 r = self.mbed.rpc(class_name, "new", args)
nexpaq 0:6c56fb4bc5f0 82
nexpaq 0:6c56fb4bc5f0 83 # generic read
nexpaq 0:6c56fb4bc5f0 84 def read(self):
nexpaq 0:6c56fb4bc5f0 85 r = self.mbed.rpc(self.name, "read", [])
nexpaq 0:6c56fb4bc5f0 86 return int(r)
nexpaq 0:6c56fb4bc5f0 87
nexpaq 0:6c56fb4bc5f0 88
nexpaq 0:6c56fb4bc5f0 89 # for classes that need write functionality - inherits from the generic reading interface
nexpaq 0:6c56fb4bc5f0 90 class mbed_interface_write(mbed_interface):
nexpaq 0:6c56fb4bc5f0 91 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 92 mbed_interface.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 93
nexpaq 0:6c56fb4bc5f0 94 # generic write
nexpaq 0:6c56fb4bc5f0 95 def write(self, value):
nexpaq 0:6c56fb4bc5f0 96 r = self.mbed.rpc(self.name, "write", [str(value)])
nexpaq 0:6c56fb4bc5f0 97
nexpaq 0:6c56fb4bc5f0 98
nexpaq 0:6c56fb4bc5f0 99 # mbed interfaces
nexpaq 0:6c56fb4bc5f0 100 class DigitalOut(mbed_interface_write):
nexpaq 0:6c56fb4bc5f0 101 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 102 mbed_interface_write.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 103
nexpaq 0:6c56fb4bc5f0 104
nexpaq 0:6c56fb4bc5f0 105 class AnalogIn(mbed_interface):
nexpaq 0:6c56fb4bc5f0 106 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 107 mbed_interface.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 108
nexpaq 0:6c56fb4bc5f0 109 def read_u16(self):
nexpaq 0:6c56fb4bc5f0 110 r = self.mbed.rpc(self.name, "read_u16", [])
nexpaq 0:6c56fb4bc5f0 111 return int(r)
nexpaq 0:6c56fb4bc5f0 112
nexpaq 0:6c56fb4bc5f0 113
nexpaq 0:6c56fb4bc5f0 114 class AnalogOut(mbed_interface_write):
nexpaq 0:6c56fb4bc5f0 115 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 116 mbed_interface_write.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 117
nexpaq 0:6c56fb4bc5f0 118 def write_u16(self, value):
nexpaq 0:6c56fb4bc5f0 119 self.mbed.rpc(self.name, "write_u16", [str(value)])
nexpaq 0:6c56fb4bc5f0 120
nexpaq 0:6c56fb4bc5f0 121 def read(self):
nexpaq 0:6c56fb4bc5f0 122 r = self.mbed.rpc(self.name, "read", [])
nexpaq 0:6c56fb4bc5f0 123 return float(r)
nexpaq 0:6c56fb4bc5f0 124
nexpaq 0:6c56fb4bc5f0 125
nexpaq 0:6c56fb4bc5f0 126 class DigitalIn(mbed_interface):
nexpaq 0:6c56fb4bc5f0 127 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 128 mbed_interface.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 129
nexpaq 0:6c56fb4bc5f0 130
nexpaq 0:6c56fb4bc5f0 131 class PwmOut(mbed_interface_write):
nexpaq 0:6c56fb4bc5f0 132 def __init__(self, this_mbed, mpin):
nexpaq 0:6c56fb4bc5f0 133 mbed_interface_write.__init__(self, this_mbed, mpin)
nexpaq 0:6c56fb4bc5f0 134
nexpaq 0:6c56fb4bc5f0 135 def read(self):
nexpaq 0:6c56fb4bc5f0 136 r = self.mbed.rpc(self.name, "read", [])
nexpaq 0:6c56fb4bc5f0 137 return r
nexpaq 0:6c56fb4bc5f0 138
nexpaq 0:6c56fb4bc5f0 139 def period(self, value):
nexpaq 0:6c56fb4bc5f0 140 self.mbed.rpc(self.name, "period", [str(value)])
nexpaq 0:6c56fb4bc5f0 141
nexpaq 0:6c56fb4bc5f0 142 def period_ms(self, value):
nexpaq 0:6c56fb4bc5f0 143 self.mbed.rpc(self.name, "period_ms", [str(value)])
nexpaq 0:6c56fb4bc5f0 144
nexpaq 0:6c56fb4bc5f0 145 def period_us(self, value):
nexpaq 0:6c56fb4bc5f0 146 self.mbed.rpc(self.name, "period_us", [str(value)])
nexpaq 0:6c56fb4bc5f0 147
nexpaq 0:6c56fb4bc5f0 148 def pulsewidth(self, value):
nexpaq 0:6c56fb4bc5f0 149 self.mbed.rpc(self.name, "pulsewidth", [str(value)])
nexpaq 0:6c56fb4bc5f0 150
nexpaq 0:6c56fb4bc5f0 151 def pulsewidth_ms(self, value):
nexpaq 0:6c56fb4bc5f0 152 self.mbed.rpc(self.name, "pulsewidth_ms", [str(value)])
nexpaq 0:6c56fb4bc5f0 153
nexpaq 0:6c56fb4bc5f0 154 def pulsewidth_us(self, value):
nexpaq 0:6c56fb4bc5f0 155 self.mbed.rpc(self.name, "pulsewidth_us", [str(value)])
nexpaq 0:6c56fb4bc5f0 156
nexpaq 0:6c56fb4bc5f0 157
nexpaq 0:6c56fb4bc5f0 158 class RPCFunction(mbed_interface):
nexpaq 0:6c56fb4bc5f0 159 def __init__(self, this_mbed, name):
nexpaq 0:6c56fb4bc5f0 160 mbed_interface.__init__(self, this_mbed, name)
nexpaq 0:6c56fb4bc5f0 161
nexpaq 0:6c56fb4bc5f0 162 def run(self, input):
nexpaq 0:6c56fb4bc5f0 163 r = self.mbed.rpc(self.name, "run", [input])
nexpaq 0:6c56fb4bc5f0 164 return r
nexpaq 0:6c56fb4bc5f0 165
nexpaq 0:6c56fb4bc5f0 166
nexpaq 0:6c56fb4bc5f0 167 class RPCVariable(mbed_interface_write):
nexpaq 0:6c56fb4bc5f0 168 def __init__(self, this_mbed, name):
nexpaq 0:6c56fb4bc5f0 169 mbed_interface_write.__init__(self, this_mbed, name)
nexpaq 0:6c56fb4bc5f0 170
nexpaq 0:6c56fb4bc5f0 171 def read(self):
nexpaq 0:6c56fb4bc5f0 172 r = self.mbed.rpc(self.name, "read", [])
nexpaq 0:6c56fb4bc5f0 173 return r
nexpaq 0:6c56fb4bc5f0 174
nexpaq 0:6c56fb4bc5f0 175 class Timer(mbed_interface):
nexpaq 0:6c56fb4bc5f0 176 def __init__(self, this_mbed, name):
nexpaq 0:6c56fb4bc5f0 177 mbed_interface.__init__(self, this_mbed, name)
nexpaq 0:6c56fb4bc5f0 178
nexpaq 0:6c56fb4bc5f0 179 def start(self):
nexpaq 0:6c56fb4bc5f0 180 r = self.mbed.rpc(self.name, "start", [])
nexpaq 0:6c56fb4bc5f0 181
nexpaq 0:6c56fb4bc5f0 182 def stop(self):
nexpaq 0:6c56fb4bc5f0 183 r = self.mbed.rpc(self.name, "stop", [])
nexpaq 0:6c56fb4bc5f0 184
nexpaq 0:6c56fb4bc5f0 185 def reset(self):
nexpaq 0:6c56fb4bc5f0 186 r = self.mbed.rpc(self.name, "reset", [])
nexpaq 0:6c56fb4bc5f0 187
nexpaq 0:6c56fb4bc5f0 188 def read(self):
nexpaq 0:6c56fb4bc5f0 189 r = self.mbed.rpc(self.name, "read", [])
nexpaq 0:6c56fb4bc5f0 190 return float(re.search('\d+\.*\d*', r).group(0))
nexpaq 0:6c56fb4bc5f0 191
nexpaq 0:6c56fb4bc5f0 192 def read_ms(self):
nexpaq 0:6c56fb4bc5f0 193 r = self.mbed.rpc(self.name, "read_ms", [])
nexpaq 0:6c56fb4bc5f0 194 return float(re.search('\d+\.*\d*', r).group(0))
nexpaq 0:6c56fb4bc5f0 195
nexpaq 0:6c56fb4bc5f0 196 def read_us(self):
nexpaq 0:6c56fb4bc5f0 197 r = self.mbed.rpc(self.name, "read_us", [])
nexpaq 0:6c56fb4bc5f0 198 return float(re.search('\d+\.*\d*', r).group(0))
nexpaq 0:6c56fb4bc5f0 199
nexpaq 0:6c56fb4bc5f0 200 # Serial
nexpaq 0:6c56fb4bc5f0 201 class Serial():
nexpaq 0:6c56fb4bc5f0 202 def __init__(self, this_mbed, tx, rx=""):
nexpaq 0:6c56fb4bc5f0 203 self.mbed = this_mbed
nexpaq 0:6c56fb4bc5f0 204 if isinstance(tx, str):
nexpaq 0:6c56fb4bc5f0 205 self.name = tx
nexpaq 0:6c56fb4bc5f0 206
nexpaq 0:6c56fb4bc5f0 207 def __del__(self):
nexpaq 0:6c56fb4bc5f0 208 r = self.mbed.rpc(self.name, "delete", [])
nexpaq 0:6c56fb4bc5f0 209
nexpaq 0:6c56fb4bc5f0 210 def baud(self, value):
nexpaq 0:6c56fb4bc5f0 211 r = self.mbed.rpc(self.name, "baud", [str(value)])
nexpaq 0:6c56fb4bc5f0 212
nexpaq 0:6c56fb4bc5f0 213 def putc(self, value):
nexpaq 0:6c56fb4bc5f0 214 r = self.mbed.rpc(self.name, "putc", [str(value)])
nexpaq 0:6c56fb4bc5f0 215
nexpaq 0:6c56fb4bc5f0 216 def puts(self, value):
nexpaq 0:6c56fb4bc5f0 217 r = self.mbed.rpc(self.name, "puts", ["\"" + str(value) + "\""])
nexpaq 0:6c56fb4bc5f0 218
nexpaq 0:6c56fb4bc5f0 219 def getc(self):
nexpaq 0:6c56fb4bc5f0 220 r = self.mbed.rpc(self.name, "getc", [])
nexpaq 0:6c56fb4bc5f0 221 return int(r)
nexpaq 0:6c56fb4bc5f0 222
nexpaq 0:6c56fb4bc5f0 223
nexpaq 0:6c56fb4bc5f0 224 def wait(s):
nexpaq 0:6c56fb4bc5f0 225 time.sleep(s)