Example description XPCA application

dsl.rb

# http://xpca.org
# Timin Aleksey 2011

template :analog_point do
  min_raw  0
  max_raw 0xffff
  min_scale 0
  max_scale 100
end

template :pump do
  scanner :scanner_1, :slave => locals[:slave] do
    scan_rate 5
    place :holding_register
    start_addr locals[:offset]
    lenght 5
  end

  point :state, :scanner => :scanner_1 do
    offset 0
    desc_state lambda{value == 1 ? "On" : "Off"}
  end

  scope :scanner => :scanner_1, :template => :analog_point do
    point :press_in, :offset => 1
    point :press_out, :offset => 2 
    point :temp, :offset => 3
  end
end

group :place_1 do
  channel :tcp_conn, :protocol => :modbus_tcp do
    ip '127.0.0.1'
    port 1502
  end

  slave :dev_1, :channel => :tcp_conn do
    id 1
  end

  group :pump_1, :template => :pump do
    slave :dev_1
    offset 0
  end

 (2...5).each do |i|
   group "pump_" + i, :template => :pump do
     slave :dev_1
     offest i * 5
   end
 end
end