Class: LXP::Packet::ReadInput1

Inherits:
ReadInput show all
Defined in:
lib/lxp/packet/read_input1.rb

Instance Attribute Summary

Attributes inherited from Base

#chksum, #data, #header

Instance Method Summary collapse

Methods inherited from ReadInput

parse

Methods inherited from Base

#bytes, #data_length, #data_length=, #datalog_serial, #datalog_serial=, #device_function, #device_function=, #inverter_serial, #inverter_serial=, #packet_length, #packet_length=, parse, #protocol, #protocol=, #register, #register=, #tcp_function, #tcp_function=, #to_bin, #update_checksum, #value=, #value_length, #values

Constructor Details

#initialize ⇒ ReadInput1

Returns a new instance of ReadInput1.



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# File 'lib/lxp/packet/read_input1.rb', line 8

def initialize
  super

  self.register = 0
  self.value = 40
end

Instance Method Details

#to_h ⇒ Object

Decode the data and return a hash of values in this input packet



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# File 'lib/lxp/packet/read_input1.rb', line 16

def to_h
  {
    # 0 = static 1
    # 1 = R_INPUT
    # 2..12 = serial
    # 13/14 = length

    status: Utils.int(@data[15, 2]),

    v_pv_1: Utils.int(@data[17, 2]) / 10.0, # V
    v_pv_2: Utils.int(@data[19, 2]) / 10.0, # V
    v_pv_3: Utils.int(@data[21, 2]) / 10.0, # V

    v_bat: Utils.int(@data[23, 2]) / 10.0, # V
    soc: @data[25], # %
    # 26 used for anything?

    # 27 always been 0 so far
    # 28 I've seen anything from 0 to 53, changes occasionally but
    # not spotted a pattern yet.
    _unknown_i1_27: @data[27],
    _unknown_i1_28: @data[28],

    # this might be useless if 27 and 28 are independent
    _unknown_i1_27_28: Utils.int(@data[27, 2]),

    p_pv: Utils.int(@data[29, 2]) +
      Utils.int(@data[31, 2]) +
      Utils.int(@data[33, 2]), # W
    p_pv_1: Utils.int(@data[29, 2]), # W
    p_pv_2: Utils.int(@data[31, 2]), # W
    p_pv_3: Utils.int(@data[33, 2]), # W
    p_charge: Utils.int(@data[35, 2]), # W
    p_discharge: Utils.int(@data[37, 2]), # W
    v_ac_r: Utils.int(@data[39, 2]) / 10.0, # V
    v_ac_s: Utils.int(@data[41, 2]) / 10.0, # V
    v_ac_t: Utils.int(@data[43, 2]) / 10.0, # V
    f_ac: Utils.int(@data[45, 2]) / 100.0, # Hz

    p_inv: Utils.int(@data[47, 2]), # W
    p_rec: Utils.int(@data[49, 2]), # W

    # this seems to track with charge/discharge but at lower values.
    # no idea what this means.
    _unknown_i1_51_52: Utils.int(@data[51, 2]), # W ?

    pf: Utils.int(@data[53, 2]) / 1000.0, # Hz

    v_eps_r: Utils.int(@data[55, 2]) / 10.0, # V
    v_eps_s: Utils.int(@data[57, 2]) / 10.0, # V
    v_eps_t: Utils.int(@data[59, 2]) / 10.0, # V
    f_eps: Utils.int(@data[61, 2]) / 100.0, # Hz

    # peps and seps in 63..66?

    p_to_grid: Utils.int(@data[67, 2]), # W
    p_to_user: Utils.int(@data[69, 2]), # W

    e_pv_day: (Utils.int(@data[71, 2]) +
               Utils.int(@data[73, 2]) + Utils.int(@data[75, 2])) / 10.0, # kWh
    e_pv_1_day: Utils.int(@data[71, 2]) / 10.0, # kWh
    e_pv_2_day: Utils.int(@data[73, 2]) / 10.0, # kWh
    e_pv_3_day: Utils.int(@data[75, 2]) / 10.0, # kWh
    e_inv_day: Utils.int(@data[77, 2]) / 10.0, # kWh
    e_rec_day: Utils.int(@data[79, 2]) / 10.0, # kWh
    e_chg_day: Utils.int(@data[81, 2]) / 10.0, # kWh
    e_dischg_day: Utils.int(@data[83, 2]) / 10.0, # kWh
    e_eps_day: Utils.int(@data[85, 2]) / 10.0, # kWh
    e_to_grid_day: Utils.int(@data[87, 2]) / 10.0, # kWh
    e_to_user_day: Utils.int(@data[89, 2]) / 10.0, # kWh

    v_bus_1: Utils.int(@data[91, 2]) / 10.0, # V
    v_bus_2: Utils.int(@data[93, 2]) / 10.0 # V
  }
end