Epson S1R72U16 Support Manual
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Epson S1R72U16 Support Manual

Epson S1R72U16 Support Manual

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S1R72U16
Development Support Manual
Rev.2.00

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  • Page 1 S1R72U16 Development Support Manual Rev.2.00...
  • Page 2 Seiko Epson. Seiko Epson reserves the right to make changes to this material without notice. Seiko Epson does not assume any liability of any kind arising out of any inaccuracies contained in this material or due to its application or use in any product or circuit and, further, there is no representation that this material is applicable to products requiring high level reliability, such as, medical products.
  • Page 3 Scope This document applies to the S1R72U16 IDE device - USB 2.0 host bridge LSI.

  • Page 4: Table Of Contents

    IDE: Multi Word DMA (D->H) ......................7 4.1.8 IDE: Multi Word DMA (H->D) ......................8 4.1.9 IDE: Ultra DMA (D->H)........................8 4.1.10 IDE: Ultra DMA (H->D)........................8 4.1.11 IDE: CRC error ..........................8 4.1.12 IDE: INTRQ............................8 USB History Data............................9 4.2.1 USB: VBUS Overcurrent ........................9 EPSON S1R72U16 Development Support Manual (Rev.2.00)
  • Page 5 Main CPU and LSI Connection Verification Method ..............12 4.3.2 USB Device and LSI Connection Verification Method ..............13 4.3.3 Potential Communication Problems with USB Devices ..............15 Appendix A Correspondence between Pins and ATA/ATAPI Standard Signals ......16 EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 6: Function Overview

    CPU and the LSI, as well as simple debugging using transfer history and error information. The USB logo certification support function is used to switch to the test mode corresponding to the electrical test as part of certification testing. For detailed information, refer to the S1R72U16 Embedded Host Compliance Guide.

  • Page 7: Operating Configuration

    Control PC Fig. 2-1 Typical hardware configuration The blocks shown in Fig. 2-1 are as follows: • Board containing S1R72U16 Corresponds to the product (system) board. These functions are controlled by the control PC. • Control PC PC used to control these functions via terminal software using the RS-232 interface function.

  • Page 8: Operating Procedures

    Consider the following possible causes if the PLL_Locked pin (Port13) fails to switch to High. • The specified power supply is not provided to the LSI. • The LSI reset pin (XRESET) is still at Low. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 9: Key Input Specifications

    Quits the function. 3.2.1 USB Analog Test When key input “1” is received, then the operation menu is displayed and to allow switching to Test mode. For detailed information, refer to S1R72U16 Embedded Host Compliance Guide. 3.2.2 Diagnostic When key input “2” is received, then the operation menu is displayed and to start the history display function.

  • Page 10: History Display Function Menu

    Table 3-2. History data recording resumes after the previous data has been cleared. 3.3.3 Quit When key input “q” is received, then this quits the history display function and returns to the main menu. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 11: History Data Details

    This history entry is recorded when a hardware reset is detected. If this history entry does not appear even after the main CPU has issued a hardware reset, there may be a problem with signal quality or in the signal connection shown below. • RESET- EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 12: Ide: Srst

    • DIOW-, DIOR-, DMARQ, DMACK - If data is incorrect, there may be a problem with signal quality or in the signal connections shown below. • DD0 to DD15 EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 13: Ide: Multi Word Dma (H->D)

    Note that this history entry is not recorded when the following commands, for which the ATA/ATAPI standards specify INTRQ is not to be asserted, terminate normally. IDENTIFY DEVICE IDENTIFY PACKET DEVICE READ SECTOR (S) READ SECTOR (S) EXT READ MULTIPLE READ MULTIPLE EXT EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 14: Usb History Data

    USB: HS device This history entry is recorded when an HS (High Speed) device is connected. HS devices include USB hubs recognized as HS. This history entry is not recorded if connected via a USB hub. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 15: Usb: Storage Device

    This history entry is recorded on receiving a command status reception CSW as defined for Mass Storage Class. This is the status for commands issued using CBW and indicates that the protocol is complete. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 16: Usb: Cleared Stall

    This history entry is recorded when the LSI requests the clearing of (issuing request to clear) the STALL after returnning STALL from a device. 4.2.15 USB: Mass Storage Reset This history entry is recorded when Mass Storage Reset is issued to a device. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 17: Connection Verification Methods

    This enables evaluation of the CS0-, CS1-, DA0 to DA2, DIOW-, DIOR-, and INTRQ signals. Compare the data written by the WRITE SECTOR(S) command against the data read by the READ SECTOR(S) command. Confirm that they match. This enables evaluation of the DD0 to DD15 signals. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 18: Usb Device And Lsi Connection Verification Method

    • Checking the initial state of the VBUS supply control circuit Confirm that “USB: VBUS overcurrent” does not appear in the history without connecting a USB device. * Otherwise, there may be a problem in the VBUS supply control circuit. EPSON S1R72U16 Development Support Manual (Rev.2.00)
  • Page 19 • Confirm that “USB: unsupported device” appears in the history if the USB device connected is an unsupported device. * If not, there may be a problem with signal quality. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 20: Potential Communication Problems With Usb Devices

    1), the USB device involved will be treated as an unsupported device. • “USB: cleared STALL” – “USB: Mass Storage Reset” appear in history. • “USB: phase err” – “USB: Mass Storage Reset” appear in history. EPSON S1R72U16 Development Support Manual (Rev.2.00)

  • Page 21: Appendix A Correspondence Between Pins And Ata/Atapi Standard Signals

    DASP- XHPDIAG_T PDIAG- CSEL_T CSEL CSEL HDD15_T CD15 DD15 HDD14_T CD14 DD14 HDD13_T CD13 DD13 HDD12_T CD12 DD12 HDD11_T CD11 DD11 HDD10_T CD10 DD10 HDD9_T HDD8_T HDD7_T HDD6_T HDD5_T HDD4_T HDD3_T HDD2_T HDD1_T HDD0_T EPSON S1R72U16 Development Support Manual (Rev.2.00)
  • Page 22 Revision History Revision History Revision details Date Rev. Page Type Details 05/31/2007 0.10 Newly established 2007/07/01 1.00 Added subclass details to history information precautions. Added DRQ bit conditions to states allowing receipt of commands in Section 4.1.1. Correct Corrected details for Section 4.1.12. Correct Corrected details for Section 4.3.3.
  • Page 23 Phone: +49-89-14005-0 FAX: +49-89-14005-110 12/F, Dawning Mansion, Keji South 12th Road, Hi- Tech Park, Shenzhen Phone: +86-755-2699-3828 FAX: +86-755-2699-3838 EPSON TAIWAN TECHNOLOGY & TRADING LTD. 14F, No. 7, Song Ren Road, Taipei 110 Phone: +886-2-8786-6688 FAX: +886-2-8786-6660 EPSON SINGAPORE PTE., LTD.

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