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Add change password function and fix checksum

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sqozz 2018-08-13 18:47:46 +02:00
parent 3df74980e3
commit 3673e31ffc
2 changed files with 34 additions and 7 deletions
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6
example.py
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@ -3,8 +3,14 @@ import time
socket = SEMSocket('f0:c7:7f:0d:e7:17') socket = SEMSocket('f0:c7:7f:0d:e7:17')
socket.login("1337") socket.login("1337")
socket.changePassword("1234")
socket.login("1234")
#socket.changePassword("1337")
while True: while True:
break;
time.sleep(1) time.sleep(1)
socket.getStatus() socket.getStatus()
socket.setStatus(True)
print("=== {} ({}) ===".format(socket.mac_address, "on" if socket.powered else "off")) print("=== {} ({}) ===".format(socket.mac_address, "on" if socket.powered else "off"))
print("\t{}V {}A → {}W@{}Hz".format(socket.voltage, socket.current, socket.power, socket.frequency)) print("\t{}V {}A → {}W@{}Hz".format(socket.voltage, socket.current, socket.power, socket.frequency))

35
sem6000.py
View file

@ -5,6 +5,7 @@ import pdb
import uuid import uuid
class SEMSocket(): class SEMSocket():
password = "0000"
powered = False powered = False
voltage = 0 voltage = 0
current = 0 current = 0
@ -23,6 +24,7 @@ class SEMSocket():
self.custom_service = self.btle_device.getServiceByUUID(0xfff0) self.custom_service = self.btle_device.getServiceByUUID(0xfff0)
self.read_char = self.custom_service.getCharacteristics("0000fff1-0000-1000-8000-00805f9b34fb")[0] self.read_char = self.custom_service.getCharacteristics("0000fff1-0000-1000-8000-00805f9b34fb")[0]
print(self.read_char.read())
self.write_char = self.custom_service.getCharacteristics("0000fff3-0000-1000-8000-00805f9b34fb")[0] self.write_char = self.custom_service.getCharacteristics("0000fff3-0000-1000-8000-00805f9b34fb")[0]
self.notify_char = self.custom_service.getCharacteristics("0000fff4-0000-1000-8000-00805f9b34fb")[0] self.notify_char = self.custom_service.getCharacteristics("0000fff4-0000-1000-8000-00805f9b34fb")[0]
self.btle_device.setDelegate(self.btle_handler) self.btle_device.setDelegate(self.btle_handler)
@ -30,7 +32,7 @@ class SEMSocket():
class BTLEMessage(): class BTLEMessage():
MAGIC_START = bytearray([0x0f]) MAGIC_START = bytearray([0x0f])
MAGIC_END = bytearray([0xff, 0xff]) MAGIC_END = bytearray([0xff, 0xff])
__data = bytearray(MAGIC_START + bytearray(1) + MAGIC_END) # +1 is for the length field __data = bytearray()
__cmd = bytearray(1) # cmd cannot be empty __cmd = bytearray(1) # cmd cannot be empty
__payload = bytearray() __payload = bytearray()
@ -63,9 +65,9 @@ class SEMSocket():
def __calc_checksum(self): def __calc_checksum(self):
checksum = 1 checksum = 1
for i in range(2, self.__data[1] - 2): for i in range(2, self.__data[1] + 2):
checksum += self.__data[i] checksum += self.__data[i]
self.__data[-3] = checksum self.__data[-3] = checksum & 0xff
def __calc_length(self): def __calc_length(self):
self.__data[1] = 1 + len(self.__payload) + 1 # cmd + payload + checksum self.__data[1] = 1 + len(self.__payload) + 1 # cmd + payload + checksum
@ -126,14 +128,15 @@ class SEMSocket():
def login(self, password): def login(self, password):
print("Login") print("Login")
self.password = password
cmd = bytearray([0x17]) cmd = bytearray([0x17])
payload = bytearray() payload = bytearray()
payload.append(0x00) payload.append(0x00)
payload.append(0x00) payload.append(0x00)
payload.append(int(password[0])) payload.append(int(self.password[0]))
payload.append(int(password[1])) payload.append(int(self.password[1]))
payload.append(int(password[2])) payload.append(int(self.password[2]))
payload.append(int(password[3])) payload.append(int(self.password[3]))
payload.append(0x00) payload.append(0x00)
payload.append(0x00) payload.append(0x00)
payload.append(0x00) payload.append(0x00)
@ -141,6 +144,24 @@ class SEMSocket():
msg = self.BTLEMessage(self, cmd, payload) msg = self.BTLEMessage(self, cmd, payload)
msg.send() msg.send()
def changePassword(self, newPassword):
print("Change Password")
cmd = bytearray([0x17])
payload = bytearray()
payload.append(0x00)
payload.append(0x01)
payload.append(int(newPassword[0]))
payload.append(int(newPassword[1]))
payload.append(int(newPassword[2]))
payload.append(int(newPassword[3]))
payload.append(int(self.password[0]))
payload.append(int(self.password[1]))
payload.append(int(self.password[2]))
payload.append(int(self.password[3]))
self.password = newPassword
msg = self.BTLEMessage(self, cmd, payload)
msg.send()
#def SynVer(self): #def SynVer(self):
# print("SynVer") # print("SynVer")
# self.read_char.read_value() # self.read_char.read_value()