So mdio is needed to exchange information in parallel to the phy mac data interface. Standard 4bit interface between the mac and the phy for communicating tx and rx frame data. The mediaindependent interface mii was originally defined as a standard interface to connect a fast ethernet i. The ksz9031mnx reduces board cost and simplifies board layout by using onchip termination resistors for. 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. I am using a fixed speed 100, as suggested by the digilent tutorial i. 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 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. 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. 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. Being media independent means that different types of phy devices for connecting. For transceiver control mii diag uses the media independent interface mii standard thus the command name.
The rgmii achieves this 50 percent pin count reduction in the interface by using doubledatarate ddr flipflops. Documentation download package based on sap mii 15. It also has additional linuxspecific controls to communicate parameters. This sgmii solution meets the sgmii specification and saves cost and power in systems that have low to high portcount gigabit ethernet per device. The serdes circuitry is configured to support source synchronous and asynchronous serial data communication for the sgmii interface at 1. Interfaces appear in packages, and their corresponding bytecode file must be in a directory structure that matches the package name. 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. Pins 2 and pin 3 of the mii interface form the mdio interface. This interface may be used to connect a phy device to a mac in 10100 mbs systems using a reduced number of pins relative. It is used for gigabit ethernet contrary to ethernet 10100 for mii.
The core can be instantiated, synthesized and simulated through diamond and radiant design software. Mii to rmii arty 35t digilent microcontroller boards. Many of the functions of the phy are performed autonomously. 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. If you are using the ethernet fmc, the phy is the marvell 88e1510, and the ethernet mac is inside the fpga. Sap mii sap manufacturing integration and intelligence is the proven solution for the process industry. 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. 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. Figure 37 schematics for optical interface circuit r4 txp rxp rxn txn phy 3. When gigabit ethernet enters themarket it will compete directly with atm. The mediaindependent interface mii was originally defined as a standard interface to connect. 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. This unified view of manufacturing data is provided in two ways.
Im not sure what i should put in the other fields if anything. Preconfigured solutions from igz for bulk production, continuous flow production and fillingpackaging build on this by ensuring rapid rollouts and a solid roi. The second design point worth considering is the use of series terminations on all driving. It is simple, inexpensive, universal and easy to use. The gem0 block is enabled while generating the hardware system in the vivado tools. Mii in the layers model and the defined interface for. The mii is used to transition between a mac media access control and ethernet physical devices phy.
It reduces the number of signalspins required for connecting to the phy from 16 for an mii compliant interface to between 6 and 10. It replaces the classic 22wire gmii connection with a low pin count, 4pair, differential sgmii connection. Even though modbus has been around since the past centurynearly 30 years. Since the mactomac mii interface application is not supplying a recovered clock, some adjustments may be necessary. Network interface cards, commonly referred to as nics, are used to connect a pc to a network. And it scales to support multiple plants with a normalized view of performance across disparate systems. 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. Ethernet phy configuration using mdio for industrial. This miidiag command configures, controls and monitors the transceiver management registers for network interfaces, and configures driver operational parameters. Hello, and welcome to this presentation of the stm32f7s ethernet. Next you will see the standard tool bar where you options to print, save find, scroll etc. 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.
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 mii was standardised a long time ago and supports 100mbitsec speeds. The media independent interface mii is a 40 pin miniatured connector. Jun 02, 2016 sap mii training with expert consultants. The interface should be consistent in that, wherever possible, comparable operations should be activated in the same way.
Small footprint miirmii 10100 ethernet transceiver with hp automdix and flexpwr technology datasheet smsc lan8710alan8710ai 3 revision 1. Developing custom actions pdf elearning and webcasts for consultants. Industrial temp, single port 10100 mbs ethernet physical. The standard connection between the mac and phy is the media independent interface mii.
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. It differs from gmii by its lowpower and low pin count serial interface commonly referred to as a serdes. Ethernet bus mii pinout, media independent interface description. The ksz9031mnx offers the industrystandard gmiimii gigabit media independent interface media independent interface for connection to gmiimii macs in gigabit ethernet processors and switches for data transfer at mbps or 10100mbps. Reduced gigabit media independent interface rgmii version 1. Designers should feel comfortable using mipi csi2 for any single or multicamera. This mii diag command configures, controls and monitors the transceiver management registers for network interfaces, and configures driver operational parameters. Figure 3 shows a typical transaction between the physical interface, phy, and rmii interface. Ps and plbased 1g10g ethernet solution application note.
The rgmii interface is the physical connection between the ethernet phy and the ethernet mac. Mipi csi2 is the most widely used camera interface in mobile and other markets. Would you like to participate in a short survey about the sap help portal. Gigabit ethernet is the latest version of ethernet. These devices have builtin serializerdeserializer serdes circuitry that supports highspeed. As an example, lattice has developed a reference design for a complete sgmiitogmii bridge. Lan8710alan8710ai small footprint miirmii 10100 ethernet. Apr 29, 2016 as its name implies, sap mii consists of two main components. This reference design is included with the sgmii and gb ethernet pcs ip core package and is described in detail in appendix c. Reduced media independent interface rmii is a standard that addresses the connection of ethernet physical layer transceivers phy to ethernet switches. The smi in the dp83822 device, compatible with ieee 802. Mediaindependent interface, or mii, and the reducedmii that needs twice less pins than mii.
As shown in figure3, the gmii interface connects the phy and ps gem through the emio pins. The diagrams in this section illustrate various signal protocols for the mii to rmii core. Eventtriggered alerts in sap mii speed reactions, problem identification, and problem resolution. The serial gigabit media independent interface sgmii is a sequel of mii, a standard interface used to connect an ethernet macblock to a phy. 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. It reduces the number of signalspins required for connecting to the phy from 16 for an miicompliant interface to between 6 and 10. Mii is optional for 10 mbs dtes and for 100 mbs systems and is not specified for 1 mbs systems. Xilinx xapp692 using the rgmii to interface with the gigabit.
Ethernet is the worlds most pervasive networking technology. 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. Mii interface is described later in this document after the description of. 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. 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. Xilinx xapp692 using the rgmii to interface with the.
The mii is a popular way to connect 100basefx links to copperbased fast ethernet devices. Ethernet bus mii pinout, media independent interface. Sap mii helps organisations operating in the field of manufacturing to optimise their processes by connecting their shop floor with erp processes. Join for sap mii online training and get unique material and server access. 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. Sap mii online training tutorials manufacturing integration. So mdio is needed to exchange information in parallel to the phymac data interface. The nic provides a physical connection between the networking cable and the computers internal bus. Sap manufacturing integration and intelligence sap mii. Linux miitool command help and examples computer hope. 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.
Gigabit e thernet defines an enhanced mii, termed the gigabit mediaindependent interface. Sap manufacturing integration intelligence helps link manufacturing processes with business operations to enable collaborative manufacturing. Sap mii is a netweaver java based, standardized and highly flexible scalable it platform. Set of mii sideband signals used for accessing the phy registers. Rgmii interface timing considerations ethernet fmc.670 96 1557 387 1378 516 1357 274 1333 1367 103 90 259 1276 391 1404 374 1047 1302 363 1427 322 708 1307 1346 468 1086 208 537 235 1155 513 960 122 448 185 697 1097 726 1284 1123 1230 975 1461 123 317