LAN91C93I-MS

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The LAN91C93I-MS is an interface controller, and it is one of the most common Ethernet controllers around. It is designed to provide the necessary Ethernet physical layer communication interface for computers and other devices that need to connect to the Ethernet network. The LAN91C93I-MS controller is a single-chip 8-bit CMOS device, and it is compatible with IBM 16-bit systems and x86 processors. It is an ideal solution for peer-to-peer networking applications and small office networking applications.

The primary function of the LAN91C93I-MS is to manage the physical layer of network communication. This includes the tasks such as data transmission, data storage, data retrieval, as well as providing the protocols for error checking and control. In order for the host system to communicate with the LAN91C93I-MS, the controller has several pins for external data lines, control lines, and power lines. The data lines are used to transmit data between the host system and the LAN91C93I-MS. The control lines are used to control the operations of the controller and the power line is used to supply the controller with the necessary power to function.

The LAN91C93I-MS is capable of providing speeds of up to 10 Mbps, and through its support of automatic error detection and correction, it provides efficient and reliable operation. The controller supports both polled and interrupt modes, meaning that it is capable of handling interrupts generated by the system’s processor or interrupt events generated by external devices. This makes it an ideal choice for embedded systems requiring low latency and low CPU utilization to communicate over the Ethernet network.

The LAN91C93I-MS can be used in two primary application fields: computers and embedded systems. In computers, the controller is often used as the standard Ethernet controller, facilitating the communication between the host computer and the Ethernet network. The controller supports both 10BaseT and 100BaseT speeds, and can be used in different network configurations such as peer-to-peer, hub-and-spoke, or mesh, depending on the application requirements.

In embedded systems, the controller is used in a wide range of applications, ranging from handheld devices to industrial equipment. For example, the controller can be used in embedded systems to control devices over the Ethernet network, allowing remote access to control and monitor the system. The LAN91C93I-MS can also be used to connect devices to the Ethernet network, allowing them to communicate with each other over the same network.

Overall, the LAN91C93I-MS is a highly reliable and efficient Ethernet controller, and it is suitable for a wide range of applications and network configurations. Its support for both polled and interrupt modes, as well as 10BaseT and 100BaseT speeds, makes it an ideal choice for embedded systems and small office networks. Additionally, its low cost and ease of use make it an attractive option for those on a budget or who are looking for an uncomplicated solution for their networking needs.

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