210 lines
10 KiB
Python
210 lines
10 KiB
Python
import json
|
||
import threading
|
||
import time
|
||
|
||
import serial
|
||
import paho.mqtt.client as mqtt
|
||
|
||
from api import add
|
||
from db.models.log_data_model import LOT_DATA
|
||
|
||
|
||
def t():
|
||
temp_send = '06 03 01 F4 00 02 85 B2 ' # 温湿度查询指令
|
||
co2_send = '06 03 01 F7 00 02 75 B2 ' # 二氧化碳查询指令
|
||
pressure_send = '06 03 01 F9 00 02 14 71 ' # 气压查询指令
|
||
sun_send = '06 03 01 FA 00 02 E4 71 ' # 光照查询指令
|
||
|
||
soil_send = '02 03 00 00 00 04 44 3A' # 土壤查询指令
|
||
danlinjia_send = '02 03 00 04 00 03 44 39' # 氮磷钾查询指令
|
||
|
||
rainfall_send = '03 03 00 00 00 01 85 E8' # 雨量查询指令
|
||
|
||
windspeed_send = '04 03 00 00 00 02 C4 5E' # 风速查询指令
|
||
winddirection_send = '05 03 00 00 00 02 C5 8F' # 风向查询指令
|
||
ser = serial.Serial("/dev/ttyS2", 9600)
|
||
|
||
# 发送的数据转为2进制b'\x01\x03\x00\x00\x00\x02\xc4\x0b'
|
||
temp_send = bytes.fromhex(temp_send)
|
||
co2_send = bytes.fromhex(co2_send)
|
||
pressure_send = bytes.fromhex(pressure_send)
|
||
sun_send = bytes.fromhex(sun_send)
|
||
soil_send = bytes.fromhex(soil_send)
|
||
danlinjia_send = bytes.fromhex(danlinjia_send)
|
||
rainfall_send = bytes.fromhex(rainfall_send)
|
||
windspeed_send = bytes.fromhex(windspeed_send)
|
||
winddirection_send = bytes.fromhex(winddirection_send)
|
||
while True:
|
||
try:
|
||
# if ser.is_open:
|
||
ser.write(temp_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
tempbuffer_data = ser.in_waiting
|
||
if tempbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(tempbuffer_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# 对返回的数据进行解析，获取温度和湿度数据
|
||
airtemp_data = int(return_data_hex[6:10], 16) / 10
|
||
airhumi_data = int(return_data_hex[10:14], 16) / 10
|
||
time.sleep(5)
|
||
ser.write(co2_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
co2buffer_data = ser.in_waiting
|
||
if co2buffer_data:
|
||
return_data = ser.read(co2buffer_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# 对返回的数据进行解析，获取温度和湿度数据
|
||
co2_data = int(return_data_hex[6:10], 16)
|
||
time.sleep(5)
|
||
ser.write(pressure_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
pressurebuffer_data = ser.in_waiting
|
||
if pressurebuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(pressurebuffer_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# 对返回的数据进行解析，获取温度和湿度数据
|
||
pressure_data = int(return_data_hex[6:10], 16) / 10
|
||
time.sleep(5)
|
||
ser.write(sun_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
sunbuffer_data = ser.in_waiting
|
||
if sunbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(sunbuffer_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
sun_data = int(return_data_hex[6:14], 16)
|
||
time.sleep(5)
|
||
# print('send soil directives')
|
||
ser.write(soil_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
soilbuffer_data = ser.in_waiting
|
||
# print(buffer_data, 'buffer_data')
|
||
if soilbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(soilbuffer_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# 对返回的数据进行解析，获取温度和湿度数据
|
||
humidity_data = int(return_data_hex[6:10], 16) / 10
|
||
temperature_data = int(return_data_hex[10:14], 16) / 10
|
||
electrical_data = int(return_data_hex[14:18], 16) / 10
|
||
PH_data = int(return_data_hex[18:22], 16) / 10
|
||
time.sleep(5)
|
||
# print('send danlinjia directives')
|
||
ser.write(danlinjia_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
danlinjiabuffer_data = ser.in_waiting
|
||
# print(buffer_data, 'buffer_data')
|
||
if danlinjiabuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(danlinjiabuffer_data)
|
||
# print('返回的数据2进制:', return_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# # 对返回的数据进行解析，获取温度和湿度数据
|
||
dan_data = int(return_data_hex[6:10], 16) / 10
|
||
lin_data = int(return_data_hex[10:14], 16) / 10
|
||
jia_data = int(return_data_hex[14:18], 16) / 10
|
||
time.sleep(5)
|
||
# print('send rainfall directives')
|
||
ser.write(rainfall_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
rainfallbuffer_data = ser.in_waiting
|
||
# print(buffer_data, 'buffer_data')
|
||
if rainfallbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(rainfallbuffer_data)
|
||
# print('返回的数据2进制:', return_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# print('返回的数据转换为16进制:', return_data_hex)
|
||
# # 对返回的数据进行解析，获取温度和湿度数据
|
||
# print("当前雨量值为：", int(return_data_hex[6:10], 16)/10)#单位mm
|
||
rainfall_data = int(return_data_hex[6:10], 16) / 10
|
||
time.sleep(5)
|
||
ser.write(windspeed_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
windspeedbuffer_data = ser.in_waiting
|
||
# print(buffer_data, 'buffer_data')
|
||
if windspeedbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(windspeedbuffer_data)
|
||
# print('返回的数据2进制:', return_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# print('返回的数据转换为16进制:', return_data_hex)
|
||
# print("当前风速为：", int(return_data_hex[6:10], 16)/10)#单位mm
|
||
speedwind_data = int(return_data_hex[6:10], 16) / 10
|
||
time.sleep(5)
|
||
# print('send winddirection directives')
|
||
ser.write(winddirection_send)
|
||
time.sleep(1)
|
||
# 获取返回的缓冲data,获取的是buffer_data的长度 9
|
||
winddirectionbuffer_data = ser.in_waiting
|
||
# print(buffer_data, 'buffer_data')
|
||
if winddirectionbuffer_data:
|
||
# 返回的数据为2进制：b'\x01\x03\x04\x01\x08\x022\xfa\xb8'
|
||
return_data = ser.read(winddirectionbuffer_data)
|
||
# print('返回的数据2进制:', return_data)
|
||
# 二进制转换为16进制：010304010802307b79
|
||
return_data_hex = str(return_data.hex())
|
||
# print('返回的数据转换为16进制:', return_data_hex)
|
||
# print("当前风向为：", int(return_data_hex[10:14], 16))#单位mm
|
||
winddirection_data = int(return_data_hex[10:14], 16)
|
||
time.sleep(5)
|
||
# print('{"name":"%d","name1":"%d"}', 123,456)
|
||
# data = [{'ngvhgv': airtemp_data}, {'nvjgvjvj':airhumi_data}]
|
||
data = {'ambient_temperature': airtemp_data,
|
||
'ambient_humidity': airhumi_data,
|
||
'carbon_dioxide': co2_data,
|
||
'ambient_air_pressure': pressure_data,
|
||
'ambient_lighting': sun_data,
|
||
'soil_moisture': humidity_data,
|
||
'soil_temperature': temperature_data,
|
||
'soil_conductivity': electrical_data,
|
||
'soil_PH': PH_data,
|
||
'soil_potassium_phosphate_nitrogen': dan_data,
|
||
'soil_potassium_phosphate_phosphorus': lin_data,
|
||
'soil_potassium_phosphate_potassium': jia_data,
|
||
'rainfall': rainfall_data,
|
||
'wind_speed': speedwind_data,
|
||
'wind_direction': winddirection_data,
|
||
'create_time': int(time.time())
|
||
}
|
||
t2 = LOT_DATA(**data)
|
||
client.publish('demo', payload=json.dumps(data, ensure_ascii=False), qos=0)
|
||
add(t2)
|
||
except Exception as e:
|
||
print(e)
|
||
pass
|
||
|
||
|
||
def on_connect(client, userdata, flags, rc):
|
||
threading.Thread(target=t).start()
|
||
|
||
|
||
if __name__ == '__main__':
|
||
client = mqtt.Client()
|
||
client.username_pw_set("demo", "123456")
|
||
# Specify callback function
|
||
client.on_connect = on_connect
|
||
# Establish a connection
|
||
# ceshi-mqtt.lihaink.cn
|
||
client.connect('192.168.1.27', 1883)
|
||
# Publish a message
|
||
client.loop_forever()
|