touch screen display alibaba.The transmitting circuit consists of shift latches (such as: CD74AC164M from TI ) , 3-TO-8 multiple output selectors (such as: 74HC238D from TI ) , and constant current drive ICs (such as MAX6966 from Maxim, ULN2803A from TI, etc. ), Infrared emitting diodes, etc. Take CD74AC164M of TI Company as an example to introduce the working process of the transmitting circuit.

touch screen display alibaba.The transmitting circuit consists of shift latches (such as: CD74AC164M from TI ) , 3-TO-8 multiple output selectors (such as: 74HC238D from TI ) , and constant current drive ICs (such as MAX6966 from Maxim, ULN2803A from TI, etc. ), Infrared emitting diodes, etc. Take CD74AC164M of TI Company as an example to introduce the working process of the transmitting circuit. IQTouch K interactive touch screen feature 20-point touch and dual system -- Android 8.0 system and optional OPS Windows 10Pro system. Its 4K UHD resolution facilitates presentations and collaboration. With optional multi-screen casting software, IQClass 6.0 and installation-free IQClass Plus software, IQTouch K Series can help create an interactive and collaborative teaching atmosphere in class.