mcs7860 MosChip, mcs7860 Datasheet

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mcs7860

Manufacturer Part Number
mcs7860
Description
Usb 2.0 Link Controller With Phy
Manufacturer
MosChip
Datasheet
Features
• USB host to host communication
• High-speed data transfer rate.
• Single cable solution for data communication
• Plug & Play and hot pluggable
• No external power needed
• Windows 98 SE, 2000 and XP.
• Easy drag-n-drop file transfer
• Includes print function for remote files
• Low power consumption. Includes power manage-
• Compliant with USB specification 2.0
• Integrated USB2.0 PHYs.
General Description
This device connects two PCs through the USB. It’s
based on USB2.0 and offers much higher bandwidth
compared to existing PC to PC communication devices.
This device comes in as a great help for home network-
ing because LAN is a kind of overkill for a couple of
PCs one might have at home. It’s a simple flexible me-
dium for sharing large files between laptops and the
other stationary servers at work place. This device in-
stalls itself as a network card and connects the PCs as
though they are connected through a NIC based LAN,
only difference is that the medium here is USB and not
the ETHERNET. This device is not just a file sharing
device; rather it is a complete network solution where
one can execute network applications.
ment.
MosChip Semiconductor
3335 Kifer Rd, Santa Clara, CA 95051
Applications
• PC-to-PC File transfer
• Link type Cable
Application notes
• AN-7860
Evaluation Board
• MCS7860-EVB
Ordering Information
MCS7860CQ
USB 2.0 Link Controller with PHY
Tel (408) 737-7141
Commercial Grade
80-LQFP
MCS7860
Fax (408) 737-7708
0° C to +70° C

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mcs7860 Summary of contents

Page 1

... Kifer Rd, Santa Clara, CA 95051 MCS7860 USB 2.0 Link Controller with PHY Applications • PC-to-PC File transfer • Link type Cable Application notes • AN-7860 Evaluation Board • MCS7860-EVB Ordering Information Commercial Grade MCS7860CQ 80-LQFP Tel (408) 737-7141 0° +70° C Fax (408) 737-7708 ...

Page 2

... MCS7860 USB 2.0 Link Controller with PHY Page 2 MCS7860 Block Diagram Rev. 1.2 ...

Page 3

... MODE0 9 MODE1 10 MODE2 11 MODE3 12 BANKSEL 13 TEST0 14 TEST1 15 VCC (2.5V) 16 XTALSEL 17 GND 18 N.C. 19 VCC (3.3V) 20 Rev. 1.2 USB 2.0 Link Controller with PHY 80-Pin QFP Package MCS7860CQ XXXXXX YYMM MCS7860 60 AGND RPUA 59 58 DMRSA 57 DPRSA 56 AVCC (3.3V) 55 AGND AVCC (3.3V N.C. 52 TEST27 51 TEST26 50 TEST25 TEST24 49 48 TEST23 47 VCC (3.3V) 46 ...

Page 4

... MCS7860 USB 2.0 Link Controller with PHY Pin Name 80 Type DPA 61 I/O DMA 62 I/O RREFA 63 I XTAL2A 67 O XTAL1A 66 I DPRSA 58 I/O DMRSA 57 I/O RPUA 59 I nRESET 8 I BANKSEL 13 I MODE0 9 I MODE1 10 I MODE2 11 I MODE3 12 I DPRSB 4 I/O DMRSB 3 I/O Page 4 Description USB2.0 data pin Data positive pin terminal. ...

Page 5

... Low on this pin will operate with external 12 MHz crystal or clock. Analog Ground 55, 60, 64, 77 3.3V Analog power supply 54, 56, 65, 76 Digital Ground. 18, 33, 46, 68, 71, 73 2.5V Digital power supply. 16, 27, 45, 69, 70, 72 Digital Power Supply (3.3V). 20, 34, 47 Following pins are used for functional testing and should be left open. 14-15, 21-26, 28-32, 35-44, 48-53 MCS7860 Page 5 ...

Page 6

... MCS7860 USB 2.0 Link Controller with PHY DEVICE OPERATION This device consists of three sections, two USB device controllers along with transceivers and a ‘bridge sec- tion’ with internal buffers. The USB device controller supports four endpoints (con- trol, bulk_in, bulk_out and interrupt_in end points). The ‘ ...

Page 7

... Size of all data returned for this configuration in bytes 1 01 Number of interfaces the configuration supports 1 01 Identifier for Set_Configuration and Get_Configuration 1 00 Index of string descriptor for the configuration 1 A0 Self/Bus power and remote wakeup settings 1 32 Bus power required MCS7860 Page 7 ...

Page 8

... MCS7860 USB 2.0 Link Controller with PHY INTERFACE DESCRIPTOR 0 Offset Field 0 Length 1 DescriptorType 2 InterfaceNumber 3 AlternateSetting 4 NumEndPoints 5 InterfaceClass 6 InterfaceSubclass 7 InterfaceProtocol 8 Interface ENDPOINT DESCRIPTOR 1 Offset Field 0 Length 1 DescriptorType 2 EndpointAddress 3 Attributes 4 MaxPacketSize 5 Interval ENDPOINT DESCRIPTOR 2 Offset Field 0 Length 1 DescriptorType 2 EndpointAddress 3 Attributes 4 MaxPacketSize 5 Interval Page 8 Size ...

Page 9

... ACK/NAK/NYET handshake to the host. If the bulk_out_endpoint reports packet error, the WRSM flushes the memory banks by moving write_pointers back to their initial value (initial value of the write_pointer is the value in this register before the start of this trans- fer). MCS7860 Page 9 ...

Page 10

... MCS7860 USB 2.0 Link Controller with PHY Configuration Function HS on both Ends Reads packets from the banks considering the max_packet_size to be 512 bytes both ends Reads packets from the banks considering max_packet_size bytes. HS write and FS read High speed device considers 512 as the max packet size. ...

Page 11

... GET INTERFACE. 9. SET INTERFACE. The format of the standard commands is as per the USB Specification. Rev. 1.2 MCS7860 USB 2.0 Link Controller with PHY It generates the busy/ready signal to the bulk_out_endpoint so usb_device_controller to generate appropriate ACK/ NAK/NYET handshake to the host. If the bulk_out_endpoint reports packet error, the WRSM ...

Page 12

... MCS7860 USB 2.0 Link Controller with PHY Clear_Link_Feature Vendor specific command to clear the interrupt register bits. bmRequestType bRequest 0100_0000 0000_1110 Value field is the value of the feature to be set. Length and wIndex should be “0”. If the Value field is non zero, value and the feature selector specified in the Value are invalid and the device responds with a “ ...

Page 13

... USB 2.0 Link Controller with PHY Packaging Information MILLIMETERS INCHES MIN MAX MIN 0.05 0.14 0.002 1.35 1.45 0.053 0.13 0.23 0.005 0.09 0.20 0.004 0.40 TYP 0.016 TYP 0.45 0.75 0.018 MCS7860 MAX 0.006 0.057 0.009 0.008 0.030 0.472 0.393 0.472 0.393 Page 13 ...

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