scbc_repos/ssat_sdk/utils/serialboard_manager.py

# -*- coding:utf-8 -*-
import serial
import io,sys
import threading
reload(sys)
sys.setdefaultencoding('utf-8')
import binascii
from ssat_sdk import sat_environment

class TCLSerial:
    port = sat_environment.getSerialCOM()
    freq = 115200
    data_field = 8
    parity = serial.PARITY_NONE
    rtscts = 0
    timeout = 1

    STATUS_CLOSE = 0x0
    STATUS_OPEN = 0x01
    STATUS_W_OPEN = 0x02
    STATUS_R_OPEN = 0x04

    def __init__(self):
        self.ser = serial.Serial(TCLSerial.port, \
                                 TCLSerial.freq, \
                                 timeout = TCLSerial.timeout, \
                                 parity = TCLSerial.parity, \
                                 rtscts = TCLSerial.rtscts)
        #self.sio = io.TextIOWrapper(io.BufferedRWPair(self.ser, self.ser))
        self.status = 0

    def sendCommand(self, cmd):
        # print "[TCLSerial:sendCommand]cmd:", binascii.hexlify(cmd)
        try:
            self.ser.write(cmd)
            self.ser.flush()
        except :
            print "Send serial command.Fail"

    def readData(self, buf_len):
        bytes = self.ser.read(buf_len)
        # print "[TCLSerial:readData]return bytes:", binascii.hexlify(bytes)
        return bytearray(bytes)

    def readLine(self):
        return self.ser.readline()

    def close(self):
        self.ser.close()

    def open(self):
        self.ser.open()

if __name__ == "__main__":
    print TCLSerial.port