... 2.support temperature display; 3.support secondary development; LS-T1 LED display controllers SpecificationIndustrial PerformanceAdopt industrial Chips, low ... documentVC, VB, Delphi develop package, dynamic library DEMO and source code;Buttons, switches, timing, GSM / GPRS wireless ... , meteorology voice LED display.LS-T1 LED display controllers' Parameter Item No.LS-T1(COM)RangeSingle color 1024 ...