module Zklib::SerialManagement
Constants
- SERIAL_KEYWORD
Public Instance Methods
get_serial_number()
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Get serial number of attendance machine
# File lib/zklib/serial_management.rb, line 6 def get_serial_number execute_cmd( command: CMD_DEVICE, command_string: SERIAL_KEYWORD ) do |opts| return puts "ERROR: #{options[:error]}" unless opts[:valid] data = opts[:data] if data.length > 8 data.split("\u0000").pop.tr("#{SERIAL_KEYWORD}=", '') else puts 'ERROR: Invalid serial number response' end end end