#!/usr/bin/python

# This file is part of Espruino, a JavaScript interpreter for Microcontrollers

#

# Copyright (C) 2013 Gordon Williams <gw@pur3.co.uk>

#

# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

#

# ----------------------------------------------------------------------------------------

# Utility function - return the actual bytes which come from the serial port

# ----------------------------------------------------------------------------------------

import time

import serial

import sys

import json

ser = serial.Serial(

port='/dev/ttyUSB0', # or /dev/ttyAMA0 for serial on the PI

baudrate=9600,

parity=serial.PARITY_NONE,

stopbits=serial.STOPBITS_ONE,

bytesize=serial.EIGHTBITS,

xonxoff=0, rtscts=0, dsrdtr=0,

)

ser.open()

ser.isOpen()

endtime = time.time()+0.2 # wait 0.2 sec

while True:

while ser.inWaiting() > 0:

print(str(ord(ser.read(1))))

ser.close()