However, many default Proteus libraries do not include specific ICs like the HT12E and HT12D. To successfully simulate your circuit, you will need to add a third-party library file ( .idx , .lib or .isy files).
+-------------------+ +-------------------+ | HT12E | | HT12D | | [A0 - A7] Addr | | [A0 - A7] Addr | | [AD8-AD11] Data | | [D8 - D11] Data | | | | | | DOUT [17] |------------------->| [14] DIN | +-------------------+ (Direct Wire) +-------------------+ 1. Component Selection Open the Schematic Capture window in Proteus. Click the (Pick Device) button. Ht12e And Ht12d Proteus Library File Download