copyright ? 2009 jmicron technology corp. all right s reserved. product brief JMC261 JMC261 pci express to fast ethernet & card reader host con troller overview the JMC261 is a single-chip pci-express fast ethern et combo card reader host controller. the fast ethernet function is compliant to ieee 802 .3 media access controller, and ieee 802.3u 100base-tx/10base-t. the mac supports ipv4, ipv6, t cp, udp checksum, segmentation task-offload, priority encoding and ieee802.1q vlan features. it also supports receive side scaling (rss) to balance the loading for received data processing across mul tiple cpus. the ethernet function supports remote wakeup (including amd magic packet? and microsoft ? wake-up frame) in both acpi and apm (advanced power management). the card reader host provides one set of 4-in-1 com bo memory card reader mechanism, and supports one of sd/sdhc/mmc/mmc plus/ms/ms duo/ms-h g (1/4/8-bit) & xd access at the same time. features compliant with pci express base spec. revision 1.1 integrated one-lane 2.5ghz pci express phy support multi-entry msi and multi-vector msi-x. compliant with ieee 802.3, ieee 802.3u, and ieee 80 2.3ab integrated 10/100mbps transceiver support auto negotiation support wake-on-lan support microsoft? ndis 5, ndis6 checksum offload ( ipv4, ipv6, ip, tcp, udp) support microsoft? ndis 5, ndis6 transmit segmentat ion task-offload (large/giant send) support receive side scaling (rss) support ieee 802.1p layer 2 priority encoding support ieee 802.1q vlan insertion and removal support jumbo frame supports 1 set of "4-in-1 combo memory card reader mechanism" compliant with sd spec. part 1 physical layer spec. version 2.00 compliant with sd spec. part a2 sd host controller standard spec. version 2.00 compliant with sd spec. part e1 sdio spec. version 2.00 compliant with sd spec. part 2 file system spec. ve rsion 2.00 compliant with multimediacard system spec. version 4.2 compliant with memory stick standard format spec. v ersion 1.43-00 compliant with memory stick standard memory stick p ro format spec. C without security spec. C version 1.02-00 www.datasheet.co.kr datasheet pdf - http://www..net/
copyright ? 2009 jmicron technology corp. all right s reserved. product brief JMC261 compliant with memory stick pro-hg duo spec. versio n 1.00 compliant with xd-picture card tm card spec. version 1.20 compliant with xd-picture card tm host guideline version 1.20 compliant with xd-picture card tm host compliance design check spec. version 1.20d compliant with xd-picture card tm format spec. version 1.11 compliant with system management bus specification revision 1.1 internal native interface multiplexed to memory car d (sd/mmc/ms/xd) integrate external pmos power switch for power cont rol of memory card integrated switching regulator, and single 3.3v pow er source external 25mhz crystal 64-pin lqfp package pin-to-pin compatible to jmc251. block diagram contact information sales : sales@jmicron.com tech. support : fae@jmicron.com www.datasheet.co.kr datasheet pdf - http://www..net/
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