global topic_msg_map
topic_msg_map[str(msg.topic)] = str(msg.payload.decode())
def on_topic_read(topic):
global topic_msg_map
result = topic_msg_map.get(topic, None)
del site[topic]
return result
siot.init('', '127.0.0.1', user='******', password='******')
siot.connect()
_siot_connected = True
if _siot_connected:
siot.subscribe('af/d2', on_topic_subscribe)
siot.loop()
while True:
a0 = Pin("A0", Pin.ANALOG).read_analog()
siot.publish('af/a0', a0)
sleep(0.01)
a1 = Pin("A1", Pin.ANALOG).read_analog()
siot.publish('af/a1', a1)
sleep(5)
if '1' == on_topic_read('af/d2'):
Pin(2, Pin.OUT).write_digital(1)
sleep(5)
else:
Pin(2, Pin.OUT).write_digital(0)
if 380 > a1:
Pin(2, Pin.OUT).write_digital(1)
def on_topic_subscribe(client, userdata, msg):
global topic_msg_map
topic_msg_map[str(msg.topic)] = str(msg.payload.decode())
def on_topic_read(topic):
global topic_msg_map
result = topic_msg_map.get(topic, None)
if result:
del topic_msg_map[topic]
return str(result)
siot.init('', iot_server, user=iot_user, password=iot_pwd)
siot.connect()
siot.subscribe(projectid + '/d2', on_topic_subscribe)
siot.loop()
start_time = time.time() - t1
water = False
while True:
a0 = Pin("A0", Pin.ANALOG).read_analog()
a1 = Pin("A1", Pin.ANALOG).read_analog()
if soil < a1:
water = True
print("超出阈值，当前为：%d" % a1)
getcmd = on_topic_read(projectid + '/d2')
if getcmd:
print("收到指令：内容为：%s" % getcmd)
if getcmd == '1':
water = True
if water:
def all_subscribe(): #所有的订阅相关集合
siot.subscribe(projectid + '/relay', on_topic_subscribe)
siot.subscribe(projectid + '/info', on_topic_subscribe)
del topic_msg_map[topic]
return str(result)
data = 'http://' + get_host_ip() + ':8001'
img = qrcode.make(data)
out = io.BytesIO()
img.save(out, 'PNG')
base64_data = base64.b64encode(out.getvalue())
s = base64_data.decode()
data = 'data:image/jpeg;base64,%s' % s
siot.init('remi', iot_server, user=iot_user, password=iot_pwd)
siot.connect()
for item in project_list:
siot.subscribe(item + '/light', on_topic_subscribe)
siot.subscribe(item + '/soil', on_topic_subscribe)
siot.loop()
# Web主程序
class MyApp(App):
global i, project_list, id
def __init__(self, *args):
super(MyApp, self).__init__(*args)
def main(self):
container = gui.VBox(width=400,
height=340,
style={'margin': '0px auto'})
# 读取后删除
def topic_read(topic):
global msg_map
result=msg_map.get(topic,None)
if result:
re = result[0]
del msg_map[topic]
return re
return result
siot.init(CLIENT_ID, SERVER, user=IOT_UserName, password=IOT_PassWord)
siot.connect()
# 订阅消息
for item in project_dict.keys():
siot.subscribe(item +"/"+ topic_list[0], on_subscribe)
siot.loop()
# 通过循环读出数值，和阈值比较后判断是否发送控制指令
temp_id = ''
while True:
for item in project_dict.keys():
temp_id = item +'/'+ topic_list[0]
val = topic_read(temp_id)
if val:
default_val = project_dict.get(item,None)
if int(val) > int(default_val):
# 发送控制指令
siot.publish(item +'/'+ topic_list[1],"1")
print(('项目：%s的监测数据为%s，超过预设值%s，已经发送控制指令！')%(item,val,default_val))
# 绘图
import matplotlib.pyplot as plt
fig, ax = plt.subplots()
def draw():
global x, y, flag, w
plt.axis([0, 100, 0, 1])
plt.ion()
x.append(len(y))
if len(x) > w:
x.pop(0)
y.pop(0)
ax.cla()
plt.plot(x, y, 'r--')
plt.pause(0.0001)
plt.show()
flag = False
siot.init(CLIENT_ID, SERVER, user=IOT_UserName, password=IOT_PassWord)
siot.connect()
siot.subscribe(topic_id, on_subscribe)
siot.loop()
while True:
if flag:
draw()
time.sleep(1)
'''
import siot
import time
SERVER = "127.0.0.1" #MQTT服务器IP
CLIENT_ID = "" #在SIoT上，CLIENT_ID可以留空
IOT_pubTopic = 'xzr/001' #“topic”为“项目名称/设备名称”
IOT_UserName = '******' #用户名
IOT_PassWord = '******' #密码
def sub_cb(client, userdata, msg):
print("\nTopic:" + str(msg.topic) + " Message:" + str(msg.payload))
# msg.payload中是消息的内容，类型是bytes，需要用解码。
s = msg.payload.decode()
print(s)
siot.init(CLIENT_ID, SERVER, user=IOT_UserName, password=IOT_PassWord)
siot.connect()
siot.subscribe(IOT_pubTopic, sub_cb)
siot.loop()
try:
while True:
pass
except:
siot.stop()
print("disconnect seccused")
global msg_map
t = time.asctime(time.localtime(time.time()))
print("\nTopic:" + str(msg.topic) + " Message:" + str(msg.payload) +
" Time:" + t)
msg_map[str(msg.topic)] = [str(msg.payload.decode()), time.time()]
# 读取后不删除
def topic_read(topic):
global msg_map
result = msg_map.get(topic, None)
if result:
re = result[0]
return re
def topic_read_time(topic):
global msg_map
result = msg_map.get(topic, None)
if result:
re = time.asctime(time.localtime(result[1]))
return re
siot.init(CLIENT_ID, SERVER, user=IOT_UserName, password=IOT_PassWord)
siot.connect()
for item1 in project_list:
for item2 in topic_list:
siot.subscribe(item1 + '/' + item2, on_subscribe)
siot.loop()
# 处理订阅消息
def on_topic_subscribe(client,userdata,msg):
global topic_msg_map
topic_msg_map[str(msg.topic)]=str(msg.payload.decode())
def on_topic_read(topic):
global topic_msg_map
result=topic_msg_map.get(topic,None)
if result:
del topic_msg_map[topic]
return str(result)
siot.init('',iot_server,user=iot_user,password=iot_pwd)
siot.connect()
siot.subscribe(projectid + '/light',on_topic_subscribe)
siot.subscribe(projectid + '/soil',on_topic_subscribe)
siot.loop()
# Web主程序
class MyApp(App):
def __init__(self, *args):
super(MyApp, self).__init__(*args)
def main(self):
container = gui.VBox(width=400, height=240,style={'margin':'0px auto'})
self.lbl_01 = gui.Label('开源智慧农场监控页面',style={'font-size': '25px'})
self.lbl_02 = gui.Label('(设备编号：' + projectid + ')',style={'font-size': '10px'})
self.lbl_1 = gui.Label('环境光照值：等待数据中')
self.lbl_2 = gui.Label('土壤湿度值：等待数据中')
self.lbl_9 = gui.Label(' ')
''' # file sub.py # brief Set 'SERVER','CLIENT_ID'(this can be null),'IOT_pubTopic','IOT_UserName','IOT_PassWord' # download into pc or raspberryPi and run the file # You receive the message from server # Copyright Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com) # licence The MIT License (MIT) # author [LuoYufeng]([email protected]) # version V1.0 # date 2019-10-8 ''' import siot import time SERVER = "127.0.0.1" #MQTT服务器IP CLIENT_ID = "" #在SIoT上，CLIENT_ID可以留空 IOT_pubTopic = 'xzr/001' #“topic”为“项目名称/设备名称” IOT_UserName = '******' #用户名 IOT_PassWord = '******' #密码 def sub_cb(client, userdata, msg): print("\nTopic:" + str(msg.topic) + " Message:" + str(msg.payload)) siot.init(CLIENT_ID, SERVER, user=IOT_UserName, password=IOT_PassWord) siot.connect() siot.subscribe(IOT_pubTopic, sub_cb) siot.loop() try: while True: pass except:
def all_subscribe(): #所有的订阅相关集合
siot.subscribe(projectid + '/d2', on_topic_subscribe)
topic_msg_map[str(msg.topic)] = str(msg.payload.decode())
def on_topic_read(topic):
global topic_msg_map
result = topic_msg_map.get(topic, None)
if result:
del topic_msg_map[topic]
return result
siot.init('', '127.0.0.1', user='******', password='******')
siot.connect()
_siot_connected = True
if _siot_connected:
siot.subscribe('sf101/d2', on_topic_subscribe)
siot.loop()
while True:
a0 = Pin("A0", Pin.ANALOG).read_analog()
siot.publish('sf101/a0', a0)
sleep(0.01)
a1 = Pin("A1", Pin.ANALOG).read_analog()
siot.publish('sf101/a1', a1)
sleep(5)
if '1' == on_topic_read('sf/d2'):
Pin(2, Pin.OUT).write_digital(1)
sleep(5)
else:
Pin(2, Pin.OUT).write_digital(0)
if 380 < a1:
Pin(2, Pin.OUT).write_digital(1)
