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- """
- Created on 29-03-2013
- @author: citan
- """
- from pimonitor.PM import PM
- from pimonitor.PMPacket import PMPacket
- import random
- import time
- class PMDemoConnection(object):
- """
- classdocs
- """
- def __init__(self):
- """
- Constructor
- """
- self._ser = None
- self._log_id = None
- random.seed()
-
- self._byteval = [0, 0, 0, 0]
- def open(self):
- message = 'Opening serial connection...'
- self._log_id = PM.log(message)
- time.sleep(0.2)
- PM.log(message + " [DONE]", self._log_id)
- def close(self):
- PM.log("Closing serial connection", self._log_id)
- pass
-
- def init(self, target):
- PM.log('Initializing CU for target: ' + str(target), self._log_id)
- response = []
- if target == 1 or target == 3:
- response = [0x80, 0xF0, 0x10, 0x69, 0xFF, 0xA2, 0x10, 0x02, 0x4D, 0x12, 0x04, 0x40, 0x06, 0xF3, 0xFA, 0xC9, 0x8E, 0x22, 0x04, 0x02, 0xAC, 0x00, 0x00, 0x00, 0x60, 0xCE, 0x54, 0xF8, 0xB9, 0x84, 0x00, 0x6C, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0xDC, 0x00, 0x00, 0x45, 0x1F, 0x30, 0x80, 0xF0, 0x20, 0x1F, 0x02, 0x43, 0xFB, 0x00, 0xF1, 0xC1, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF1, 0x80, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x26]
- if target == 2:
- response = [0x80, 0xF0, 0x18, 0x39, 0xFF, 0xA2, 0x10, 0x21, 0xD0, 0xF3, 0x70, 0x31, 0x00, 0x01, 0x00, 0x80, 0x04, 0x00, 0x00, 0x00, 0x00, 0xBD, 0xC3, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x49, 0x3E, 0x00, 0x0B, 0x21, 0xC0, 0x00, 0x00, 0x01, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x51]
-
- return PMPacket.from_array(response)
- def send_packet(self, packet):
- raise Exception('connection', 'should never be called')
- def read_parameter(self, parameter):
- time.sleep(0.05)
- address_len = parameter.get_address_length()
- data = [0x80, 0xF0] # [0x80, 0xF0, 0x18, 0x02, 0xE8, 0x60, 0xD2]
- if parameter.get_target() == 1 or parameter.get_target() == 3:
- data.append(0x10)
- if parameter.get_target() == 2:
- data.append(0x18)
-
- data.append(address_len+1)
- data.append(0xE8)
-
- for i in range(0, address_len):
- self._byteval[i] = (self._byteval[i] + 1) % 0xFF
- data.append(self._byteval[i])
-
- checksum = 0
- for b in data:
- checksum = (checksum + b) & 0xFF
- data.append(checksum)
- return PMPacket.from_array(data)
-
- def read_parameters(self, parameters):
- time.sleep(0.05)
- out_packets = []
-
- for parameter in parameters:
- out_packets.append(self.read_parameter(parameter))
-
- return out_packets
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