Anders Blomdell / mbed-sdk-tools

Clone of official tools

host_tests/mbedrpc.py@47:21ae3e5a7128, 2021-02-04 (annotated)

Committer:
Anders Blomdell
Date:
Thu Feb 04 17:17:13 2021 +0100
Revision:
47:21ae3e5a7128
Parent:
0:66f3b5499f7f 
Add a few normpath calls

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 0:66f3b5499f7f 1 # mbedRPC.py - mbed RPC interface for Python
screamer 0:66f3b5499f7f 2 #
screamer 0:66f3b5499f7f 3 ##Copyright (c) 2010 ARM Ltd
screamer 0:66f3b5499f7f 4 ##
screamer 0:66f3b5499f7f 5 ##Permission is hereby granted, free of charge, to any person obtaining a copy
screamer 0:66f3b5499f7f 6 ##of this software and associated documentation files (the "Software"), to deal
screamer 0:66f3b5499f7f 7 ##in the Software without restriction, including without limitation the rights
screamer 0:66f3b5499f7f 8 ##to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
screamer 0:66f3b5499f7f 9 ##copies of the Software, and to permit persons to whom the Software is
screamer 0:66f3b5499f7f 10 ##furnished to do so, subject to the following conditions:
screamer 0:66f3b5499f7f 11 ##
screamer 0:66f3b5499f7f 12 ##The above copyright notice and this permission notice shall be included in
screamer 0:66f3b5499f7f 13 ##all copies or substantial portions of the Software.
screamer 0:66f3b5499f7f 14 ##
screamer 0:66f3b5499f7f 15 ##THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
screamer 0:66f3b5499f7f 16 ##IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
screamer 0:66f3b5499f7f 17 ##FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
screamer 0:66f3b5499f7f 18 ##AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
screamer 0:66f3b5499f7f 19 ##LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
screamer 0:66f3b5499f7f 20 ##OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
screamer 0:66f3b5499f7f 21 ##THE SOFTWARE.
screamer 0:66f3b5499f7f 22 #
screamer 0:66f3b5499f7f 23 # Example:
screamer 0:66f3b5499f7f 24 # >from mbedRPC import*
screamer 0:66f3b5499f7f 25 # >mbed = SerialRPC("COM5",9600)
screamer 0:66f3b5499f7f 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");
screamer 0:66f3b5499f7f 27 # >myled.write(1)
screamer 0:66f3b5499f7f 28 # >
screamer 0:66f3b5499f7f 29
screamer 0:66f3b5499f7f 30 import serial, urllib2, time
screamer 0:66f3b5499f7f 31
screamer 0:66f3b5499f7f 32 # mbed super class
screamer 0:66f3b5499f7f 33 class mbed:
screamer 0:66f3b5499f7f 34 def __init__(self):
screamer 0:66f3b5499f7f 35 print("This will work as a demo but no transport mechanism has been selected")
screamer 0:66f3b5499f7f 36
screamer 0:66f3b5499f7f 37 def rpc(self, name, method, args):
screamer 0:66f3b5499f7f 38 print("Superclass method not overridden")
screamer 0:66f3b5499f7f 39
screamer 0:66f3b5499f7f 40
screamer 0:66f3b5499f7f 41 # Transport mechanisms, derived from mbed
screamer 0:66f3b5499f7f 42 class SerialRPC(mbed):
screamer 0:66f3b5499f7f 43 def __init__(self, port, baud):
screamer 0:66f3b5499f7f 44 self.ser = serial.Serial(port)
screamer 0:66f3b5499f7f 45 self.ser.setBaudrate(baud)
screamer 0:66f3b5499f7f 46
screamer 0:66f3b5499f7f 47 def rpc(self, name, method, args):
screamer 0:66f3b5499f7f 48 # creates the command to be sent serially - /name/method arg1 arg2 arg3 ... argN
screamer 0:66f3b5499f7f 49 str = "/" + name + "/" + method + " " + " ".join(args) + "\n"
screamer 0:66f3b5499f7f 50 # prints the command being executed
screamer 0:66f3b5499f7f 51 print str
screamer 0:66f3b5499f7f 52 # writes the command to serial
screamer 0:66f3b5499f7f 53 self.ser.write(str)
screamer 0:66f3b5499f7f 54 # strips trailing characters from the line just written
screamer 0:66f3b5499f7f 55 ret_val = self.ser.readline().strip()
screamer 0:66f3b5499f7f 56 return ret_val
screamer 0:66f3b5499f7f 57
screamer 0:66f3b5499f7f 58
screamer 0:66f3b5499f7f 59 class HTTPRPC(mbed):
screamer 0:66f3b5499f7f 60 def __init__(self, ip):
screamer 0:66f3b5499f7f 61 self.host = "http://" + ip
screamer 0:66f3b5499f7f 62
screamer 0:66f3b5499f7f 63 def rpc(self, name, method, args):
screamer 0:66f3b5499f7f 64 response = urllib2.urlopen(self.host + "/rpc/" + name + "/" + method + "%20" + "%20".join(args))
screamer 0:66f3b5499f7f 65 return response.read().strip()
screamer 0:66f3b5499f7f 66
screamer 0:66f3b5499f7f 67
screamer 0:66f3b5499f7f 68 # generic mbed interface super class
screamer 0:66f3b5499f7f 69 class mbed_interface():
screamer 0:66f3b5499f7f 70 # initialize an mbed interface with a transport mechanism and pin name
screamer 0:66f3b5499f7f 71 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 72 self.mbed = this_mbed
screamer 0:66f3b5499f7f 73 if isinstance(mpin, str):
screamer 0:66f3b5499f7f 74 self.name = mpin
screamer 0:66f3b5499f7f 75
screamer 0:66f3b5499f7f 76 def __del__(self):
screamer 0:66f3b5499f7f 77 r = self.mbed.rpc(self.name, "delete", [])
screamer 0:66f3b5499f7f 78
screamer 0:66f3b5499f7f 79 def new(self, class_name, name, pin1, pin2 = "", pin3 = ""):
screamer 0:66f3b5499f7f 80 args = [arg for arg in [pin1,pin2,pin3,name] if arg != ""]
screamer 0:66f3b5499f7f 81 r = self.mbed.rpc(class_name, "new", args)
screamer 0:66f3b5499f7f 82
screamer 0:66f3b5499f7f 83 # generic read
screamer 0:66f3b5499f7f 84 def read(self):
screamer 0:66f3b5499f7f 85 r = self.mbed.rpc(self.name, "read", [])
screamer 0:66f3b5499f7f 86 return int(r)
screamer 0:66f3b5499f7f 87
screamer 0:66f3b5499f7f 88
screamer 0:66f3b5499f7f 89 # for classes that need write functionality - inherits from the generic reading interface
screamer 0:66f3b5499f7f 90 class mbed_interface_write(mbed_interface):
screamer 0:66f3b5499f7f 91 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 92 mbed_interface.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 93
screamer 0:66f3b5499f7f 94 # generic write
screamer 0:66f3b5499f7f 95 def write(self, value):
screamer 0:66f3b5499f7f 96 r = self.mbed.rpc(self.name, "write", [str(value)])
screamer 0:66f3b5499f7f 97
screamer 0:66f3b5499f7f 98
screamer 0:66f3b5499f7f 99 # mbed interfaces
screamer 0:66f3b5499f7f 100 class DigitalOut(mbed_interface_write):
screamer 0:66f3b5499f7f 101 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 102 mbed_interface_write.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 103
screamer 0:66f3b5499f7f 104
screamer 0:66f3b5499f7f 105 class AnalogIn(mbed_interface):
screamer 0:66f3b5499f7f 106 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 107 mbed_interface.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 108
screamer 0:66f3b5499f7f 109 def read_u16(self):
screamer 0:66f3b5499f7f 110 r = self.mbed.rpc(self.name, "read_u16", [])
screamer 0:66f3b5499f7f 111 return int(r)
screamer 0:66f3b5499f7f 112
screamer 0:66f3b5499f7f 113
screamer 0:66f3b5499f7f 114 class AnalogOut(mbed_interface_write):
screamer 0:66f3b5499f7f 115 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 116 mbed_interface_write.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 117
screamer 0:66f3b5499f7f 118 def write_u16(self, value):
screamer 0:66f3b5499f7f 119 self.mbed.rpc(self.name, "write_u16", [str(value)])
screamer 0:66f3b5499f7f 120
screamer 0:66f3b5499f7f 121 def read(self):
screamer 0:66f3b5499f7f 122 r = self.mbed.rpc(self.name, "read", [])
screamer 0:66f3b5499f7f 123 return float(r)
screamer 0:66f3b5499f7f 124
screamer 0:66f3b5499f7f 125
screamer 0:66f3b5499f7f 126 class DigitalIn(mbed_interface):
screamer 0:66f3b5499f7f 127 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 128 mbed_interface.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 129
screamer 0:66f3b5499f7f 130
screamer 0:66f3b5499f7f 131 class PwmOut(mbed_interface_write):
screamer 0:66f3b5499f7f 132 def __init__(self, this_mbed, mpin):
screamer 0:66f3b5499f7f 133 mbed_interface_write.__init__(self, this_mbed, mpin)
screamer 0:66f3b5499f7f 134
screamer 0:66f3b5499f7f 135 def read(self):
screamer 0:66f3b5499f7f 136 r = self.mbed.rpc(self.name, "read", [])
screamer 0:66f3b5499f7f 137 return r
screamer 0:66f3b5499f7f 138
screamer 0:66f3b5499f7f 139 def period(self, value):
screamer 0:66f3b5499f7f 140 self.mbed.rpc(self.name, "period", [str(value)])
screamer 0:66f3b5499f7f 141
screamer 0:66f3b5499f7f 142 def period_ms(self, value):
screamer 0:66f3b5499f7f 143 self.mbed.rpc(self.name, "period_ms", [str(value)])
screamer 0:66f3b5499f7f 144
screamer 0:66f3b5499f7f 145 def period_us(self, value):
screamer 0:66f3b5499f7f 146 self.mbed.rpc(self.name, "period_us", [str(value)])
screamer 0:66f3b5499f7f 147
screamer 0:66f3b5499f7f 148 def pulsewidth(self, value):
screamer 0:66f3b5499f7f 149 self.mbed.rpc(self.name, "pulsewidth", [str(value)])
screamer 0:66f3b5499f7f 150
screamer 0:66f3b5499f7f 151 def pulsewidth_ms(self, value):
screamer 0:66f3b5499f7f 152 self.mbed.rpc(self.name, "pulsewidth_ms", [str(value)])
screamer 0:66f3b5499f7f 153
screamer 0:66f3b5499f7f 154 def pulsewidth_us(self, value):
screamer 0:66f3b5499f7f 155 self.mbed.rpc(self.name, "pulsewidth_us", [str(value)])
screamer 0:66f3b5499f7f 156
screamer 0:66f3b5499f7f 157
screamer 0:66f3b5499f7f 158 class RPCFunction(mbed_interface):
screamer 0:66f3b5499f7f 159 def __init__(self, this_mbed, name):
screamer 0:66f3b5499f7f 160 mbed_interface.__init__(self, this_mbed, name)
screamer 0:66f3b5499f7f 161
screamer 0:66f3b5499f7f 162 def run(self, input):
screamer 0:66f3b5499f7f 163 r = self.mbed.rpc(self.name, "run", [input])
screamer 0:66f3b5499f7f 164 return r
screamer 0:66f3b5499f7f 165
screamer 0:66f3b5499f7f 166
screamer 0:66f3b5499f7f 167 class RPCVariable(mbed_interface_write):
screamer 0:66f3b5499f7f 168 def __init__(self, this_mbed, name):
screamer 0:66f3b5499f7f 169 mbed_interface_write.__init__(self, this_mbed, name)
screamer 0:66f3b5499f7f 170
screamer 0:66f3b5499f7f 171 def read(self):
screamer 0:66f3b5499f7f 172 r = self.mbed.rpc(self.name, "read", [])
screamer 0:66f3b5499f7f 173 return r
screamer 0:66f3b5499f7f 174
screamer 0:66f3b5499f7f 175 class Timer(mbed_interface):
screamer 0:66f3b5499f7f 176 def __init__(self, this_mbed, name):
screamer 0:66f3b5499f7f 177 mbed_interface.__init__(self, this_mbed, name)
screamer 0:66f3b5499f7f 178
screamer 0:66f3b5499f7f 179 def start(self):
screamer 0:66f3b5499f7f 180 r = self.mbed.rpc(self.name, "start", [])
screamer 0:66f3b5499f7f 181
screamer 0:66f3b5499f7f 182 def stop(self):
screamer 0:66f3b5499f7f 183 r = self.mbed.rpc(self.name, "stop", [])
screamer 0:66f3b5499f7f 184
screamer 0:66f3b5499f7f 185 def reset(self):
screamer 0:66f3b5499f7f 186 r = self.mbed.rpc(self.name, "reset", [])
screamer 0:66f3b5499f7f 187
screamer 0:66f3b5499f7f 188 def read(self):
screamer 0:66f3b5499f7f 189 r = self.mbed.rpc(self.name, "read", [])
screamer 0:66f3b5499f7f 190 return float(re.search('\d+\.*\d*', r).group(0))
screamer 0:66f3b5499f7f 191
screamer 0:66f3b5499f7f 192 def read_ms(self):
screamer 0:66f3b5499f7f 193 r = self.mbed.rpc(self.name, "read_ms", [])
screamer 0:66f3b5499f7f 194 return float(re.search('\d+\.*\d*', r).group(0))
screamer 0:66f3b5499f7f 195
screamer 0:66f3b5499f7f 196 def read_us(self):
screamer 0:66f3b5499f7f 197 r = self.mbed.rpc(self.name, "read_us", [])
screamer 0:66f3b5499f7f 198 return float(re.search('\d+\.*\d*', r).group(0))
screamer 0:66f3b5499f7f 199
screamer 0:66f3b5499f7f 200 # Serial
screamer 0:66f3b5499f7f 201 class Serial():
screamer 0:66f3b5499f7f 202 def __init__(self, this_mbed, tx, rx=""):
screamer 0:66f3b5499f7f 203 self.mbed = this_mbed
screamer 0:66f3b5499f7f 204 if isinstance(tx, str):
screamer 0:66f3b5499f7f 205 self.name = tx
screamer 0:66f3b5499f7f 206
screamer 0:66f3b5499f7f 207 def __del__(self):
screamer 0:66f3b5499f7f 208 r = self.mbed.rpc(self.name, "delete", [])
screamer 0:66f3b5499f7f 209
screamer 0:66f3b5499f7f 210 def baud(self, value):
screamer 0:66f3b5499f7f 211 r = self.mbed.rpc(self.name, "baud", [str(value)])
screamer 0:66f3b5499f7f 212
screamer 0:66f3b5499f7f 213 def putc(self, value):
screamer 0:66f3b5499f7f 214 r = self.mbed.rpc(self.name, "putc", [str(value)])
screamer 0:66f3b5499f7f 215
screamer 0:66f3b5499f7f 216 def puts(self, value):
screamer 0:66f3b5499f7f 217 r = self.mbed.rpc(self.name, "puts", ["\"" + str(value) + "\""])
screamer 0:66f3b5499f7f 218
screamer 0:66f3b5499f7f 219 def getc(self):
screamer 0:66f3b5499f7f 220 r = self.mbed.rpc(self.name, "getc", [])
screamer 0:66f3b5499f7f 221 return int(r)
screamer 0:66f3b5499f7f 222
screamer 0:66f3b5499f7f 223
screamer 0:66f3b5499f7f 224 def wait(s):
screamer 0:66f3b5499f7f 225 time.sleep(s)