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49 lines
1.4 KiB
Python
Executable File
49 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python
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# This file is part of Espruino, a JavaScript interpreter for Microcontrollers
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#
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# Copyright (C) 2013 Gordon Williams <gw@pur3.co.uk>
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#
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# ----------------------------------------------------------------------------------------
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# Simple example code for sending a command to Espruino
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# ----------------------------------------------------------------------------------------
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import time
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import serial
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import sys
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import json
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def espruino_cmd(command):
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ser = serial.Serial(
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port='/dev/espruino', # or /dev/ttyAMA0 for serial on the Raspberry Pi
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baudrate=9600,
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parity=serial.PARITY_NONE,
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stopbits=serial.STOPBITS_ONE,
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bytesize=serial.EIGHTBITS,
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xonxoff=0, rtscts=0, dsrdtr=0,
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)
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ser.isOpen()
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ser.write(command+"\n")
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endtime = time.time()+0.2 # wait 0.2 sec
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result = ""
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while time.time() < endtime:
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while ser.inWaiting() > 0:
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result=result+ser.read(1)
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ser.close()
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return result
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# Read 1 analog
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#print espruino_cmd("print(analogRead(A1))").strip()
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# Read 3 analogs into an array
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#print espruino_cmd("print([analogRead(A1),analogRead(A2),analogRead(A3)])").strip().split(',')
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if len(sys.argv)!=2:
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print("USAGE: espruino_command.py "+'"'+"print('hello')"+'"')
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exit(1)
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print(espruino_cmd(sys.argv[1]).strip())
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