The rgmii interface is the physical connection between the ethernet phy and the ethernet mac. The nic provides a physical connection between the networking cable and the computers internal bus. Ethernet phy configuration using mdio for industrial. Sap mii is a netweaver java based, standardized and highly flexible scalable it platform. Interfaces appear in packages, and their corresponding bytecode file must be in a directory structure that matches the package name. As its name implies, sap mii consists of two main components. Small footprint miirmii 10100 ethernet transceiver with hp automdix and flexpwr technology datasheet smsc lan8710alan8710ai 3 revision 1. The core can be instantiated, synthesized and simulated through diamond and radiant design software. Set of mii sideband signals used for accessing the phy registers.
For transceiver control mii diag uses the media independent interface mii standard thus the command name. Serial gigabit media independent interface the lvds ios in the intel stratix 10, intel arria 10, stratix v, stratix iv, stratix iii, arria v, arria ii gx fast speed grade, intel cyclone 10 gx and lp fpgas allow you to easily implement the serial gigabit media independent interface sgmii for 10100 mb or gigabit ethernet. Linux miitool command help and examples computer hope. Next you will see the standard tool bar where you options to print, save find, scroll etc. I am using a fixed speed 100, as suggested by the digilent tutorial i.
It has achieved widespread adoption for its ease of use and ability to support a broad range of highperformance applications, including 1080p, 4k, 8k and beyond video, and highresolution photography. Just a standard set of pins between the mac and the phy, so that the mac doesnt have to know or care what the physical medium is, and the phy doesnt have to know or care how the host processor interface looks. The interface should be consistent in that, wherever possible, comparable operations should be activated in the same way. The gem0 block is enabled while generating the hardware system in the vivado tools. Developing custom actions pdf elearning and webcasts for consultants. The serdes circuitry is configured to support source synchronous and asynchronous serial data communication for the sgmii interface at 1. This interface may be used to connect a phy device to a mac in 10100 mbs systems using a reduced number of pins relative. So mdio is needed to exchange information in parallel to the phy mac data interface. The media independent interface mii is a 40 pin miniatured connector. Lan8710alan8710ai small footprint miirmii 10100 ethernet.
Join for sap mii online training and get unique material and server access. Xilinx xapp692 using the rgmii to interface with the gigabit. Network interface cards, commonly referred to as nics, are used to connect a pc to a network. Pins 2 and pin 3 of the mii interface form the mdio interface. The mii was standardised a long time ago and supports 100mbitsec speeds. To view or maintain any data in sap or access different business process you need to know the corresponding transaction. Besides the data interface, a twowire management interface mdio is defined to connect mac devices with phy devices providing a standardized access method to internal registers of phy devices. View the various mii tutorials from party looks, how to get the perfect red lip, contouring and the dark smokey eye just to name a few. Even though modbus has been around since the past centurynearly 30 years. The tlk100 is designed for powersupplyflexibility, and can operate with a single 3.
Figure 37 schematics for optical interface circuit r4 txp rxp rxn txn phy 3. This interface requires 9 signals, versus miis this page was last edited on 19 novemberat however, at 1 ns edge rates a trace longer than about 2. Your pcb foundry should be able to supply you with additional reference. The serial gigabit media independent interface sgmii is a connection bus for ethernet media access controllers macs and physical layer devices phys defined by cisco systems. It replaces the classic 22wire gmii connection with a low pin count, 4pair, differential sgmii connection. We use cookies and similar technologies to give you a better experience, improve performance, analyze traffic, and to personalize content. This unified view of manufacturing data is provided in two ways. The diagrams in this section illustrate various signal protocols for the mii to rmii core. Mediaindependent interface, or mii, and the reducedmii that needs twice less pins than mii. The rgmii achieves this 50 percent pin count reduction in the interface by using doubledatarate ddr flipflops.
An1794using rmii master mode abstract texas instruments phyter family of products incorporate the reduced media independent interface rmii as described in the rmii revision 1. The ksz9031mnx offers the industrystandard gmii mii gigabit media independent interface media independent interface for connection to gmii mii macs in gigabit ethernet processors and switches for data transfer at mbps or 10100mbps. The protocols vary from transmit to receive, rmii to phy, phy to rmii, mii to rmii, rmii to mii, and data rates of 10 or 100 mbs megabits per second. If you are using the ethernet fmc, the phy is the marvell 88e1510, and the ethernet mac is inside the fpga. The gmii allows industry to develop additional p hysical lay er phy specificationsfor example, sup port for categor y5 utp cabling. Sap manufacturing integration and intelligence sap mii.
Mii is optional for 10 mbs dtes and for 100 mbs systems and is not specified for 1 mbs systems. Apr 29, 2016 as its name implies, sap mii consists of two main components. The mediaindependent interface mii was originally defined as a standard interface to connect. Being media independent means that different types of phy devices for connecting. Preconfigured solutions from igz for bulk production, continuous flow production and fillingpackaging build on this by ensuring rapid rollouts and a solid roi. It offers mbps 1 gbps raw bandwidth, that is 100 times faster than the original ethernet, yet is compatible with existing ethernets, as it uses thesame csmacd and mac protocols. Im not sure what i should put in the other fields if anything. The ti phy uses the mii interface and supports 10100 mbs. So mdio is needed to exchange information in parallel to the phymac data interface. The integration component uses web standards, such as the extensible markup language xml and the java programming language, to link sap erp and related business applications, including customer relationship management crm, with plantfloor applications in a consistent user interface. The sap composite application manufacturing integration and intelligence sap mii enables adaptive manufacturing processes by synchronizing manufacturing operations with back end business systems. When gigabit ethernet enters themarket it will compete directly with atm. Eventtriggered alerts in sap mii speed reactions, problem identification, and problem resolution. It also has additional linuxspecific controls to communicate parameters.
It reduces the number of signalspins required for connecting to the phy from 16 for an miicompliant interface to between 6 and 10. Rgmii interface timing considerations ethernet fmc. Reduced media independent interface rmii is a standard that addresses the connection of ethernet physical layer transceivers phy to ethernet switches. Hello, and welcome to this presentation of the stm32f7s ethernet. Using modbus for process control and automation modbus is the most popular industrial protocol being used today, for good reasons. Gigabit e thernet defines an enhanced mii, termed the gigabit mediaindependent interface. This mii diag command configures, controls and monitors the transceiver management registers for network interfaces, and configures driver operational parameters. It differs from gmii by its lowpower and low pin count serial interface commonly referred to as a serdes. The mediaindependent interface mii was originally defined as a standard interface to connect a fast ethernet i. Mipi csi2 is the most widely used camera interface in mobile and other markets.
As an example, lattice has developed a reference design for a complete sgmiitogmii bridge. Figure 3 shows a typical transaction between the physical interface, phy, and rmii interface. We have a custom built legacy application that collects data from a sql server database, builds an idoc and then sends that idoc to ecc. It is used for gigabit ethernet contrary to ethernet 10100 for mii. Documentation download package based on sap mii 15. The mii is a popular way to connect 100basefx links to copperbased fast ethernet devices. Tips and tricks for building erp interfaces in mii getting started when building an interface to sap for a customer using this document, an sap mii development system and an id and password into the erp system are required. As the central information interface, it ensures that all production data are visible in realtime including information on orders, materials, machine status, quantities, costs and product quality. In this application note, an rgmii adaptation module is used to reduce the number of pins required to connect the gigabit ethernet mac to a gigabit phy from 24 to 12. Mii in the layers model and the defined interface for. Sap mii online training tutorials manufacturing integration. Ethernet bus mii pinout, media independent interface description. For transceiver control miidiag uses the media independent interface mii standard thus the command name. This miidiag command configures, controls and monitors the transceiver management registers for network interfaces, and configures driver operational parameters.
And it scales to support multiple plants with a normalized view of performance across disparate systems. The smi in the dp83822 device, compatible with ieee 802. Sap mii helps organisations operating in the field of manufacturing to optimise their processes by connecting their shop floor with erp processes. Would you like to participate in a short survey about the sap help portal. Refer to the xlink interface application note msan216 for more information.
The mii is used to transition between a mac media access control and ethernet physical devices phy. These devices have builtin serializerdeserializer serdes circuitry that supports highspeed. Industrial temp, single port 10100 mbs ethernet physical. This reference design is included with the sgmii and gb ethernet pcs ip core package and is described in detail in appendix c. Standard 4bit interface between the mac and the phy for communicating tx and rx frame data. Ethernet is the worlds most pervasive networking technology. The serial gigabit media independent interface sgmii is a sequel of mii, a standard interface used to connect an ethernet macblock to a phy. Segnam mandt docnum segnum psgnum hlevel sdata my guess is that the segment name should go into segnam and the data properly structuredspaced should go into sdata. The interface should use terms and concepts which are drawn from the experience of the people who will make most use of the system consistency. Additional reference information consult the rabbit 5000 microprocessor users manual, the rabbit 6000 microprocessor users manual, or the users manual for your rabbitcore module for additional reference information. Xilinx xapp692 using the rgmii to interface with the. Many of the functions of the phy are performed autonomously.
For example, transaction number to maintain a pa data is. Reduced gigabit media independent interface rgmii version 1. The second design point worth considering is the use of series terminations on all driving. Ps and plbased 1g10g ethernet solution application note. The rgmii interface is a dual data rate ddr interface that consists of a transmit path, from fpga to phy, and a receive path, from phy to fpga. Sap manufacturing integration intelligence helps link manufacturing processes with business operations to enable collaborative manufacturing. Gigabit ethernet is the latest version of ethernet. The standard connection between the mac and phy is the media independent interface mii. It provides workflowbased responses, which can be configured for certain alerts.
But i would like to share from whatever knowledge i have gathered in sap mii,the basic difference between sap mii and mes is manufacturing execution systemsmes basically manages the manufacturing operations in industries,i. Tips and tricks for building erp interfaces in mii getting started when building an interface to sap for a customer using this document, an sapmii development system and an id and password into the erp system are required. As shown in figure3, the gmii interface connects the phy and ps gem through the emio pins. In devices incorporating many macs or phy interfaces such. This sgmii solution meets the sgmii specification and saves cost and power in systems that have low to high portcount gigabit ethernet per device. Ethernet bus mii pinout, media independent interface. Mii to rmii arty 35t digilent microcontroller boards. It is simple, inexpensive, universal and easy to use. Composed of independent 8bitparallel trans mitandreceive synchronous data interfaces, the. Since the mactomac mii interface application is not supplying a recovered clock, some adjustments may be necessary.
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