The PL-2303HX IC is a low cost and high performance USB to Serial Bridge Controller IC chip. It operates as a bridge between one USB port and one standard RS232 serial port. It has various features like: - Easily Supports with RS232 serial interface and also handshake mode, Supports remote wake-up and power management, 256-Bytes buffer each for upstream and downstream data flow, On-chip USB transceiver, On-chip crystal oscillator running at 12MHz, Supports Windows 98/SE, ME, 2000, XP, Windows CE3.0, CE .NET, Linux, and Mac OS, Designed for Windows XP/2000 certified logo drivers and many more. It can be suitable for various applications like: - Making a controller based project USB compatible, Connection of modems to microcontrollers to PC via a USB connection, DIY projects for connecting to a COM port of a computer, Connection between various other components such as GSM module etc.

The MAX485 Module is a RS485 to TTL MAX485 Module which converts TTL signals to RS485 for long range, high data rate error prone differential communication. It is based on the MAX485 integrated circuit. It features digital communication networks implementing the EIA-485 standard which can be used effectively over long distance and in electrically noisy environment. It can be suitable for various applications like: - Level translators, Low-power RS-485 transceivers, Low-power RS-422 Transceivers, Transceivers for EMI-sensitive applications, Industrial-control local area networks and many more.

The major function of this device is quad2 input or gate. This electronic component is used in industrial communications and networking. It is a true or complement element. It is a quad 2-input exclusive -OR gate with LS technology and four independent 2 input exclusive -OR gates. It is characterized by catalog operation.

SN74LS00N is an electronic component that is also available as Dual-2 input positive -NAND gate in a small outline package. Device inputs are TTL compliant. This small electronic device inputs can accept 3.3v or 2,5 logic inputs. It contains 4 independent,2-input NAND gates . The devices perform the Boolean function Y=A  B or Y =A+B in positive logic.