# start heater when <=(target-trigger)
# stop heater when overflow, texpire in seconds.
(tt, te, tr, ht, he, hr, s, t, h) = (
21, # tt, temperature target
30, # te, temperature expire
2, # tr, temperature trigger
75, # ht, humidity target
30, # he, humidity expire
15, # hr, humidity trigger
'init', # s, state
0, # t, temperature
0 # h, humifity
)
ss = sserial.open("/dev/ttyUSB0", 115200)
while True:
try:
cmd = None
if s != 'init' and ss.available(3) == True:
cmd = ss.read()
if cmd is not None:
if sserial.is_resp_th2(cmd):
t2, h2 = cmd.arg1()
report("space", {"temperature": t2, "humidity": h2})
continue
# input and output the states.
(s, t, h) = serve(ss, cmd, tt, te, tr, ht, he, hr, s, t, h)
# start heater when <=(target-trigger)
# stop heater when overflow, texpire in seconds.
(tt, te, tr, ht, he, hr, s, t, h) = (
21, # tt, temperature target
30, # te, temperature expire
2, # tr, temperature trigger
75, # ht, humidity target
30, # he, humidity expire
15, # hr, humidity trigger
'init', # s, state
0, # t, temperature
0 # h, humifity
)
ss = sserial.open("/dev/ttyUSB0", 115200)
while True:
try:
cmd = None
if s != 'init' and ss.available(3) == True:
cmd = ss.read()
if cmd is not None:
if sserial.is_resp_th2(cmd):
t2, h2 = cmd.arg1()
report("space", { "temperature": t2, "humidity": h2})
continue
# input and output the states.
(s, t, h) = serve(ss, cmd, tt, te, tr, ht, he, hr, s, t, h)
class MyMainWindow(QMainWindow, Ui_MainWindow):
def __init__(self):
super().__init__()
self.setupUi(self)
self.myserial = SimpleSerial()
self.save_thread = Save_receive_thread()
self.update_coms()
self.data_comboBox.setCurrentText("8")
self.receive_textBrowser.setStyleSheet("background-color: black;")
self.receive_textBrowser.setTextColor(QColor(0, 255, 0))
#connect signal and slot
self.open_pushButton.clicked.connect(self.open_serial)
self.send_pushButton.clicked.connect(self.serial_send_data)
self.receive_clear_pushButton.clicked.connect(self.clear_receive_area)
self.send_clear_pushButton.clicked.connect(self.clear_send_area)
self.com_comboBox.clicked.connect(self.update_coms)
def mousePressEvent(self, event):
print("hhhhhhhhhh")
def update_coms(self):
self.coms = self.myserial.get_com_list()
self.com_comboBox.clear()
self.com_comboBox.addItems(self.coms)
print(self.coms)
def serial_send_data(self, data):
if self.myserial.IS_OPEN == True:
data_str = self.send_textEdit.toPlainText()
if self.send_hex_checkBox.isChecked():
data_str = data_str.replace(" ", "")
print(data_str)
try:
data_bytes = bytes.fromhex(data_str)
except:
QMessageBox.warning(self, "输入错误!",
"请正确输入16进制数据！\n数字范围：0~f\n数字个数：偶数个",
QMessageBox.Yes)
print("hex error!")
return
else:
try:
data_bytes = bytes(data_str, encoding="ascii")
except:
try:
data_bytes = bytes(data_str, encoding="gbk")
except:
print("send error!")
if self.send_new_line_checkBox.isChecked():
data_bytes += b"\r\n"
self.myserial.send(data_bytes)
def clear_receive_area(self):
self.receive_textBrowser.setText("")
self.receive_data_len = 0
self.label_10.setText(str(self.receive_data_len))
def clear_send_area(self):
self.send_textEdit.setText("")
def update_receive_area(self, data):
if (self.save_checkBox.isChecked()):
self.save_thread.get_new_data(data)
self.receive_data_len += len(data)
if self.receive_hex_radioButton.isChecked():
str_data = ""
for i in data:
str_data += str("%02x" % i) + " "
self.receive_textBrowser.append(str_data)
else:
try:
self.receive_textBrowser.append(str(data, encoding="ascii"))
except:
try:
self.receive_textBrowser.append(str(data, encoding="gbk"))
except:
str_data = ""
for i in data:
str_data += hex(i)[2:] + " "
self.receive_textBrowser.append(str_data)
self.label_10.setText(str(self.receive_data_len))
def update_com_paras(self):
self.port = self.com_comboBox.currentText()
self.baudrate = int(self.baudrate_comboBox.currentText())
self.parity = self.parity_comboBox.currentText()
if self.parity == "无校验":
self.parity = "N"
elif self.parity == "奇校验":
self.parity = "E"
elif self.parity == "偶校验":
self.parity = "O"
else:
print("parity error!: ", self.parity)
self.stopbits = float(self.stopbit_comboBox.currentText())
self.bytesize = int(self.data_comboBox.currentText())
self.com_paras_dic = {
"port": self.port,
"baudrate": self.baudrate,
"parity": self.parity,
"stopbits": self.stopbits,
"bytesize": self.bytesize
}
print(self.com_paras_dic)
def open_serial(self):
# print(self.open_pushButton.text())
print("open id: ", threading.current_thread().ident)
if self.open_pushButton.text() == "打开串口":
self.update_com_paras()
self.myserial.open(**self.com_paras_dic)
if self.myserial.IS_OPEN == True:
self.com_comboBox.setEnabled(False)
self.data_comboBox.setEnabled(False)
self.stopbit_comboBox.setEnabled(False)
self.parity_comboBox.setEnabled(False)
self.baudrate_comboBox.setEnabled(False)
self.receive_data_len = 0
self.serial_thread = Serial_receive_thread()
self.serial_thread.start_receive_data(self.myserial)
self.serial_thread.signal_have_data.connect(
self.update_receive_area)
self.serial_thread.signal_receive_error.connect(
self.close_serial)
self.open_pushButton.setText("关闭串口")
self.statusBar().showMessage("串口打开成功！", 5000)
else:
self.statusBar().showMessage("串口打开失败！", 5000)
else:
self.close_serial()
def close_serial(self):
self.myserial.close()
self.com_comboBox.setEnabled(True)
self.data_comboBox.setEnabled(True)
self.stopbit_comboBox.setEnabled(True)
self.parity_comboBox.setEnabled(True)
self.baudrate_comboBox.setEnabled(True)
self.statusBar().showMessage("串口关闭成功！", 5000)
self.open_pushButton.setText("打开串口")