Cypress EZ-USB HX2LP - Manuals

Cypress EZ-USB HX2LP – Manual in PDF format online.

Manuals:

Manual

Manual Cypress EZ-USB HX2LP

Summary

Page 2 - PRELIMINARY; Block Diagrams

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 2 of 23 3.0 Block Diagrams Figure 3-1. CY7C65640B Block Diagram R o u t i n g L o g i c H ub R epeater U SB U ps tr eam Por t U SB 2.0 PH Y PLL Ser i al Inter face Engi ne H i gh- Speed U SB C ontr ol Logi c SPI C om m uni cati on Bl oc k U SB ...

Page 4 - Hub Repeater; Applications; System Initialization

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 4 of 23 3.1 USB Serial Interface Engine (SIE) The SIE allows the CY7C656xx to communicate with the USBhost through the USB repeater component of the HUB. TheSIE handles the following USB activity independently of theHUB Control Block: • Bit stu...

Page 5 - Upstream Port; Table 5-1. Automatic Port State to Port Indicator Color Mapping

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 5 of 23 unpowered state. Once the hubs are configured, the ports arenot driven, and the host may power the ports by sending aSetPortPower command to each port. After a port is powered,any connect or disconnect event is detected by the hub. Anyc...

Page 6 - Table 5-2. Port Indicator Color Definitions in Manual Mode

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 6 of 23 The LED control lines can also be modulated with a squarewave for power conservation in systems using batteries. Alonewith this there is also a polarity control for these pins, seesection 9.3. In manual mode, the indicators are under th...

Page 7 - Pin Configuration

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 7 of 23 6.0 Pin Configuration Note: 2. NC are for CY7C65620 ONLY. Figure 6-1. 56-pin Quad Flat Pack No Leads (8 mm x 8 mm) [2] VCC SEL F P WR VC C GN D GN D GN D VB U S PO WE R GREEN#[1] AMBER#[1] GREEN#[2] AMBER#[2] GREEN#[3]/NC AMBER#[3]/NC A...

Page 8 - Pin Description Table; Table 7-1 below displays the pin assignments.

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 8 of 23 7.0 Pin Description Table Table 7-1 below displays the pin assignments. Table 7-1. Pin Assignments [3] CY7C65640B / CY7C65630 Pin CY7C65620 Pin Name Type Default Description 3 3 VCC Power N/A V CC . This signal provides power to the chi...

Page 9 - Input

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 9 of 23 Upstream Port 17 17 D– I/O/Z Z Upstream D– Signal. 18 18 D+ I/O/Z Z Upstream D+ Signal. Downstream Port 1 13 13 DD–[1] I/O/Z Z Downstream D– Signal. 14 14 DD+[1] I/O/Z Z Downstream D+ Signal. 36 36 AMBER#[1] O 1 LED. Driver output for A...

Page 10 - Default Descriptors; Device Descriptor

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 10 of 23 8.0 Default Descriptors 8.1 Device Descriptor The standard device descriptor for CY7C656xx is based on the VID, PID, and DID found in the SPI EEPROM. This VID/PID/DIDin the EEPROM will overwrite the default VID/PID/DID. If no EEPROM is...

Page 11 - Endpoint Descriptor

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 11 of 23 8.4 Endpoint Descriptor 8.5 Interface Descriptor [9,10] 8.6 Endpoint Descriptor [9,10] 8.7 Device Qualifier Descriptor Byte Full Speed High Speed Field Name Description 0 0x07 0x07 bLength 7 Bytes 1 0x05 0x05 bDescriptorType ENDPOINT_D...

Page 12 - Hub Descriptor; Configuration Options; Default – 0xD0 Load

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 12 of 23 8.8 Hub Descriptor 9.0 Configuration Options Systems using CY7C656xx that do not have the fuse ROMpre-set at the factory must have an external EEPROM in orderfor the device to have a unique VID, PID, and DID. TheCY7C656xx can communica...

Page 13 - Configured – 0xD2 Load; Byte 10: HubControllerPower; Configured – 0xD4 Load; Byte

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 13 of 23 9.2 Configured – 0xD2 Load Byte 0: 0xD2 Needs to be programmed with 0xD2 Byte 1: VID (LSB) Least Significant Byte of Vendor ID Byte 2: VID (MSB) Most Significant Byte of Vendor ID Byte 3: PID (LSB) Least Significant Byte of Product ID ...

Page 14 - Byte 16: PowerOnTimer

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 14 of 23 Byte 0: 0xD3 Needs to be programmed with 0xD3 Byte 1: VID (LSB) Least Significant Byte of Vendor ID Byte 2: VID (MSB) Most Significant Byte of Vendor ID Byte 3: PID (LSB) Least Significant Byte of Product ID Byte 4: PID (MSB)] Most Sig...

Page 15 - Byte 19: Write Protect

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 15 of 23 tems that do not accept this, the IllegalHubDescriptor con-figuration bit may be set to allow CY7C656xx to accept aDescriptorType of 0x00 for this command. Default is 0, rec-ommended setting is 1. Bit 6: CompoundDevice: Indicates wheth...

Page 16 - Supported USB Requests; Device Class Commands

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 16 of 23 Byte 22: ActivePorts[3:0] Bits 3–0 are the ActivePorts[3:0] bits that indicates if thecorresponding port is usable. For example, a two-port hubthat uses ports 1 and 4 would set this field to 0x09. The totalnumber of ports reported in t...

Page 17 - Hub Class Commands

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 17 of 23 10.2 Hub Class Commands SetInterface 00000001B 0x0B Alternate Setting Interface Number 0x0000 None SetAddress 00000000B 0x05 Device Address 0x0000 0x0000 None SetDeviceRemoteWakeup 00000000B 0x03 0x01 0x0000 0x0000 None SetDeviceTest_J...

Page 19 - Upstream USB Connection; The following is a schematic of the USB upstream connector.; Downstream USB Connections; The following is a schematic of the LED circuitry.; Figure 11-1. USB Upstream Port Connection; Figure 12-1. USB Downstream Port Connection; Figure 13-1. USB Downstream Port Connection

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 19 of 23 11.0 Upstream USB Connection The following is a schematic of the USB upstream connector. 12.0 Downstream USB Connections The following is a schematic of the USB downstreamconnector. 13.0 LED Connections The following is a schematic of ...

Page 20 - System Block Diagram

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 20 of 23 14.0 System Block Diagram VCC D– D+ SHELL BUSPOWER GND 4.7 nF 250V 1 M Ω D– D+ 100 k Ω 2.2 µ F 10V HX2LP GREEN[1] AMBER[1] GREEN[2]AMBER[2] GREEN[3]AMBER[3] GREEN[4]AMBER[4] PWR1OVR1 PWR2OVR2 PWR3OVR3 PWR4OVR4 SPI_CS SPI_SCK SPI_SD DD–...

Page 21 - Electrical Characteristics; Absolute Maximum Ratings; Serial Peripheral Interface; DC Electrical Characteristics

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 21 of 23 15.0 Electrical Characteristics 15.1 Absolute Maximum Ratings Storage Temperature ................................ –65°C to +150 °C Ambient Temperature with Power Applied ........ 0°C to +70°C Supply Voltage to Ground Potential ..........

Page 22 - Ordering Information; Ordering Code; CY7C656xx USB 2.0 4 port Hub Reference Design Kit

PRELIMINARY CY7C656xx Document #: 38-08037 Rev. *D Page 22 of 23 © Cypress Semiconductor Corporation, 2005. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the useof any circuitry other than circuitry embodied in a...

Page 23 - Document History Page; Issue Date

CY7C656xx PRELIMINARY Document #: 38-08037 Rev. *D Page 23 of 23 Document History Page Document Title: CY7C656xx EZ-USB HX2LP™ Low-Power USB 2.0 Hub Controller FamilyDocument Number: 38-08037 REV. ECN NO. Issue Date Orig. of Change Description of Change ** 131505 02/12/2004 JTC New Data Sheet *A 231...