... language text display; 3.support Timing LED display control card LS-D3(ALL) SpecificationIndustrial PerformanceAdopt industrial Chips, low voltage ... of 1/16, 1/8, 1/4, static routingControl card with search function , the screen parameter setting, scan settings, read ... , VB, Delphi develop package, dynamic library DEMO and source code;Buttons, switches, timing, GSM / GPRS wireless communications and ...