MDM-25PH029B

Series:	*
Part Status:	Active
Lead Free Status / RoHS Status:	--

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Introduction

D-Sub Cables are type of connectors used to connect one or more computers or devices. These connectors are commonly used in computer peripherals, such as serial and parallel ports. D-Sub Cables are designed to have connectors that are compatible between different types of devices, such as personal computers, personal digital assistants (PDAs), notebooks, and even printers. In this article, we will discuss the application field and working principle of one particular type of D-Sub Cable: the MDM-25PH029B.

Application Field

The MDM-25PH029B cable is an IEEE 1394b compliant, four-wire cable with two 9-pin connectors that are preloaded into backshells. It’s a popular choice in a variety of situations, offering support for high-speed data transfer rates and a slim design. The MDM-25PH029B is perfect for applications where size and weight are a priority, such as in small portable devices, camerast, or embedded systems.The MDM-25PH029B is also very versatile and can be used in a variety of other applications. For example, it can be used to connect two serial or parallel ports to one another, or to connect a host computer to a device. It can also be used to bridge multiple IEEE 1394b compliant networks, and it’s perfectly suited for connecting devices with one another to create a multi-computer, multi-pull configuration.

Working Principle

At the heart of the MDM-25PH029B cable is a four-wire serial bus. This bus is composed of two data lines, a control line, and an arbitration line, all of which are connected between the two 9-pin connectors. The two data lines are used for transferring data between the two devices, while the control line and arbitration line are used to provide additional signal information and enable communication between the two devices. When the MDM-25PH029B is connected between two devices, the host device (the first 9-pin port) initiates a data transfer process. This is done through a “handshake” procedure, where the host device sends a Start of Packet (SOP) signal by activating one of the four wires. The device on the other end of the cable (the second 9-pin port) then responds to the SOP signal by activating its corresponding wire, thereby acknowledging the start of the data transfer process. Once data is transferred, both the host and target device can release their respective wires, signifying the end of the transfer.

Conclusion

The MDM-25PH029B is a versatile, slim, and lightweight cable that is ideal for use in a variety of situations. It can be used to interconnect two serial and/or parallel ports, bridge two IEEE 1394b compliant networks, or to create a multi-computer, multi-pull configuration. The MDM-25PH029B utilizes a four-wire serial bus composed of two data lines, a control line, and an arbitration line, all of which are used to enable communication between the two devices.

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